All available patents by category of invention.

Category: Adjustable Razors (9 patents)

  • US484116 — Fox Safety Razor (Schmitz — 1892)
  • US1051094 — The Superman Adjustable Razor (Finney — 1913)
  • US1365212 — Mark Cross style Adjustable (Walker, Morrison, Smith — 1921)
  • US1370960 — Adjustable Folding Razor (Gronbech — 1921)
  • US1445452 — Adjustable DE Razor (Schieren — 1923)
  • DE474959 — Ever-Sharp Oslo (Unknown — 1929)
  • US2661533 — Gillette Adjustable Injector Razor (Shnitzler — 1953)
  • US2848807 — Gillette Adjustable (Shnitzler, Benedict — 1958)
  • US3203093 — Schick Type M Adjustable (Kuhnl — 1965)

Category: Double Edge Razors (49 patents)

  • US775134 — King Camp Gillette's original patent (Gillette — 1904)
  • US775135 — King Camp Gillette's other patent (Gillette — 1904)
  • US816141 — Folding Head Razor (Wiesenfeld — 1906)
  • US816299 — Double Edge razor with two single edge blades (Clauberg — 1906)
  • US906488 — Tiny DE Razor (Crichton-Clarke — 1908)
  • GB191403504 — Slant Razor (Wild — 1914)
  • GB191512218 — Swivel Head Razor (Reynolds, Lloyd — 1916)
  • US1171290 — Slant Razor (Wild — 1916)
  • US1180686 — Illuminated Razor (Allport — 1916)
  • US1201317 — Finger Razor (Lishawa — 1916)
  • GB121415 — Ribbed Razor and Blade (Gill, Lucas — 1918)
  • US1328024 — Gillette New Improved Razor (Wharton — 1920)
  • US1370935 — Bigelow-Parkin (Van Gorder, Gronbech — 1921)
  • US1370960 — Adjustable Folding Razor (Gronbech — 1921)
  • US1445452 — Adjustable DE Razor (Schieren — 1923)
  • GB243881 — Darwin Razor (Kuehnrich — 1925)
  • USD75147 — King Oscillator (Berger — 1928)
  • US1678933 — King Oscillator (Bunnell — 1928)
  • GB298877 — Slant Razor (Sneyd Kynnersley — 1928)
  • DE483681 — Mulcuto Razor Guard (Müller — 1929)
  • DE490330 — Mulcuto Razor Guard (Müller — 1930)
  • GB368943 — Illuminated Razor (Braun — 1932)
  • US1912461 — Earliest (?) Gillette TTO patent (Muros — 1933)
  • GB400621 — Gillette Aristocrat TTO patent (Muros — 1933)
  • US1933186 — Swivel Head Razor (Ryley — 1933)
  • GB402154 — Safety Razor Frame (Booth — 1933)
  • US2004086 — Early Gillette Twist-To-Open patent (Testi — 1935)
  • CH180747 — Fasan Slant — Swiss Patent (Osberghaus — 1935)
  • US2026229 — Krect Spiral Curve (Gratiot — 1935)
  • NL38565 — Fasan Slant — Dutch Patent (Osberghaus — 1936)
  • CH188938 — Walbusch B3 (Busch — 1937)
  • GB461542 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Ebert, Ebert, Morschbach — 1937)
  • DE647758 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Ebert, Ebert — 1937)
  • GB469720 — Walbusch B3 (Busch — 1937)
  • US2090181 — King Oscillator (Bunnell — 1937)
  • US2098862 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Ebert, Ebert — 1937)
  • AT151919 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Morschbach — 1937)
  • GB485747 — Apollo travel slant razor with blades in handle (Lauterjung, Herkenrath, Herkenrath — 1938)
  • DE665265 — Fasan Slant — German Patent (Osberghaus — 1938)
  • US2129022 — Fasan Slant — US patent (Osberghaus — 1938)
  • DE669899 — Walbusch Razor (Busch — 1938)
  • DE678521 — Push Button Razor (Linhorst — 1939)
  • US2225405 — Allbright Razorlite (Osterman — 1940)
  • CH218155 — Swivel Head Razor (Gisiger — 1941)
  • US2270388 — Gilette Tech (Stampleman — 1942)
  • US2319815 — Stahly Live Blade (Harshberger — 1943)
  • US2359028 — Shake Sharp Razor (Friel — 1944)
  • US2644229 — An early Toggle patent (Muros — 1953)
  • US2848807 — Gillette Adjustable (Shnitzler, Benedict — 1958)

Category: Dry Shave Razors (3 patents)

  • US489995 — Stenberg Dry Razor (Stenberg — 1893)
  • US646065 — Pedal-Operated Shaving Device (Bligh — 1900)
  • GB558703 — Wilkinson Dry Shave Razor (Knowles — 1944)

Category: Electric Razors (5 patents)

  • US616554 — The first Electric Razor patent (O'Rourke — 1898)
  • US1757978 — Schick Electric Razor (Schick — 1930)
  • US2054418 — Electric Razor, claimed for Stahly Live Blade (Hartmann — 1936)
  • DE651039 — Electric Razor (Hartmann — 1937)
  • DE1794636 — Electric Injector Razor (De Longuyon — 1959)

Category: Folding Razors (18 patents)

  • US229127 — Folding Razor (Heitner — 1880)
  • US338167 — Folding Razor (Ehrlich — 1886)
  • US354196 — Kampfe Folding Razor (Kampfe, Kampfe, Kampfe — 1886)
  • US360159 — Folding Razor (Keating — 1887)
  • US370505 — Torrey Toboggan Razor (Turner — 1887)
  • US375592 — Folding Razor (Aloe — 1887)
  • DE57239 — Sport No. 1 Foldable Razor (Scharff — 1891)
  • US756615 — Folding Razor (Fornander — 1904)
  • US816141 — Folding Head Razor (Wiesenfeld — 1906)
  • US837359 — Folding Razor (Tuller — 1906)
  • US856438 — Folding Razor (Beltrame, Falchi — 1907)
  • US906488 — Tiny DE Razor (Crichton-Clarke — 1908)
  • US1234834 — Darrent Army & Navy Safety Razor Kit (Warren — 1917)
  • US1370935 — Bigelow-Parkin (Van Gorder, Gronbech — 1921)
  • US1370960 — Adjustable Folding Razor (Gronbech — 1921)
  • US1376759 — Single Edge Folding Razor (Gronbech — 1921)
  • US1742330 — Le Figaro Folding Razor (Valet — 1930)
  • US1875990 — Folding Cardboard Razor (Christmas — 1932)

Category: Handleless Razors (7 patents)

  • US424601 — Handleless Safety Razor (Eigen — 1890)
  • US1201317 — Finger Razor (Lishawa — 1916)
  • CH77959 — Eureka Handleless Razor (Besançon — 1918)
  • US1326635 — Eureka Handleless Razor (Besançon — 1919)
  • US1370935 — Bigelow-Parkin (Van Gorder, Gronbech — 1921)
  • US1370960 — Adjustable Folding Razor (Gronbech — 1921)
  • US1376759 — Single Edge Folding Razor (Gronbech — 1921)

Category: Illuminated Razors (6 patents)

  • US1168288 — Illuminating Razor Attachment (Davidson — 1916)
  • US1180686 — Illuminated Razor (Allport — 1916)
  • US1223305 — Illuminating Attachment For Razors (Allport — 1917)
  • GB368943 — Illuminated Razor (Braun — 1932)
  • US1900965 — Illuminated Razor (Weiss — 1933)
  • US2225405 — Allbright Razorlite (Osterman — 1940)

Category: Injector Magazines (10 patents)

  • US1969945 — Claimed for Schick Type D/G/H (Rodrigues — 1934)
  • US2043046 — Injector Magazine (Kuhnl — 1936)
  • US2072636 — Injector Razor and Magazine (Hilliard — 1937)
  • US2109017 — Injector Magazine (Rodrigues — 1938)
  • US2200752 — Injector Magazine (Kuhnl — 1940)
  • US2202468 — Injector Magazine (Rodrigues — 1940)
  • US2215008 — Injector Magazine (Kuhnl — 1940)
  • US2310180 — Injector Magazine (Kuhnl — 1943)
  • US2357208 — Injector Magazine (Kuhnl — 1944)
  • CH416969 — Plastic Injector Magazine (De Longuyon — 1967)

Category: Injector Razors (40 patents)

  • US1452935 — Claimed for Schick Type C (Schick — 1923)
  • US1584811 — Claimed for Schick Type A/B (Schick — 1926)
  • GB264203 — Claimed for Schick Type B (Schick — 1927)
  • GB265525 — Claimed for Schick Type B2 (Schick — 1927)
  • GB276735 — Claimed for Schick Type B2 (Schick — 1927)
  • US1652685 — Claimed for Schick Type A/B (Schick — 1927)
  • US1730167 — Schick Repeater (Type B) (Schick — 1929)
  • US1767706 — Magazine Razor (Schick — 1930)
  • US1797733 — Claimed for Schick Type C (Schick — 1931)
  • US1806087 — Claimed for Schick Type D/E/F/G/H (Schick — 1931)
  • US1877429 — Magazine Razor (Rodrigues — 1932)
  • US1969945 — Claimed for Schick Type D/G/H (Rodrigues — 1934)
  • US2030703 — Injector Razor (Kuhnl — 1936)
  • US2050244 — Injector Razor (Camfield — 1936)
  • US2058633 — Claimed for Schick Type F/H (Rodrigues — 1936)
  • US2060243 — Schick Type C3 (Rodrigues, Kuhnl — 1936)
  • US2065748 — Injector Razor and Magazine (Rodrigues — 1936)
  • US2066800 — Injector Razor Head (Rodrigues — 1937)
  • US2072636 — Injector Razor and Magazine (Hilliard — 1937)
  • US2111739 — Schick Type C (Rodrigues — 1938)
  • US2138353 — Schick Type E2 (Rodrigues — 1938)
  • US2160370 — Injector Razor (Rodrigues — 1939)
  • US2167032 — Injector Razor (Rodrigues — 1939)
  • US2203837 — Injector Razor (Morris, Kuhnl — 1940)
  • US2205568 — Injector Razor (Kuhnl — 1940)
  • US2221379 — Injector Razor (Hilliard, Kuhnl — 1940)
  • US2230462 — Magazine Razor (Kuhnl — 1941)
  • USD125592 — Design patent for Schick Type F (Rodrigues — 1941)
  • US2246368 — Travel Injector Razor (Kuhnl — 1941)
  • US2256810 — Injector Razor (Kuhnl — 1941)
  • US2281980 — Concealed Spring Injector Razor (Kuhnl — 1942)
  • US2521481 — Similar to Schick Type F (Rodrigues — 1950)
  • US2661533 — Gillette Adjustable Injector Razor (Shnitzler — 1953)
  • DE1794636 — Electric Injector Razor (De Longuyon — 1959)
  • US2911713 — Claimed for Schick Type I/J/K/L/N/O (Kuhnl — 1959)
  • US2911714 — Injector Razor with Hydromagic Lever (Preis, Kuhnl — 1959)
  • CH378722 — Supramat Injector (De Longuyon — 1964)
  • US3203093 — Schick Type M Adjustable (Kuhnl — 1965)
  • US3311975 — US patent for Supramat Injector (De Longuyon — 1967)
  • USD414898 — Design patent for Schick Type O (Grange — 1999)

Category: Multiple Blade Razors (5 patents)

  • US228829 — Moody's Twin-Blade Razor (Moody — 1880)
  • US1890334 — Twin blade razor (Muros — 1932)
  • US1920711 — Multiplex Razor (‘Mvltiplex’) (Pelizzola — 1933)
  • US2315785 — The Erazor (Greenleaf — 1943)
  • US3821851 — Kuhnl's take on the Erazor (Kuhnl — 1974)

Category: Others (2 patents)

  • US2292387 — Secret Communication System (Kiesler Markey, Antheil — 1942)
  • US2511979 — “Hyperloop” (Goddard — 1950)

Category: Razor Blade Carriers (1 patent)

  • US540319 — Razor Blade Carrier (Kampfe, Kampfe, Kampfe — 1895)

Category: Razor Blade Holders (1 patent)

  • US794798 — Razor Blade Holder (Heckel — 1905)

Category: Razor Blades (12 patents)

  • US960424 — Zinn Automatic Razor with narrow blade (Smart — 1910)
  • US1123371 — Razor Blade (Proctor — 1915)
  • GB121415 — Ribbed Razor and Blade (Gill, Lucas — 1918)
  • US1499698 — Razor Blade (Schoenert — 1924)
  • US1739280 — Gem Micromatic Razor and Blades (Behrman — 1929)
  • GB323007 — Razor Blade (Kylberg — 1929)
  • GB381391 — Razor Blade (Lübbertsmeier — 1932)
  • DE607187 — Dimpled Razor Blade (Lübbertsmeier — 1934)
  • GB445385 — Ribbed Single Edge Blade (O'Neill — 1936)
  • US2108267 — Razor Blade (O'Neill — 1938)
  • US2169383 — Enders Speed Razor and Blade (Drew — 1939)
  • DE739561 — Mulcuto Razor Blade (Müller — 1943)

Category: Razor Boxes (1 patent)

  • US638126 — Box for Safety Razors (Kampfe, Kampfe, Kampfe — 1899)

Category: Razor Guards (12 patents)

  • US41891 — Kinloch's Razor Guard (Kinloch — 1864)
  • US67411 — Carr's Razor (Carr — 1867)
  • US237008 — Fontaine's Razor Guard (Fontaine — 1881)
  • US237174 — A.K. Razor (Durand, Bossin, Brard — 1881)
  • US241583 — Allin's Razor Guard (Allin — 1881)
  • US250412 — Zamett's Razor Guard (Zamett — 1881)
  • US266034 — Herberer's Roller Guard (Herberer — 1882)
  • US333736 — Razor Guard (Fiske — 1886)
  • US349287 — Torrey's Razor Guard (Torrey — 1886)
  • GB296597 — Razor Guard (Morgan, Mumme — 1928)
  • DE483501 — Patent claimed by Merkur (Morgan, Mumme — 1929)
  • US2048565 — Razor Guard (Rodrigues — 1936)

Category: Razor Handles (2 patents)

  • USD23699 — Kampfe design for razor handle (Kampfe, Kampfe, Kampfe — 1894)
  • DE801132 — Handle for Neo-Lux and Ebor razors (Ebert, Orlowski — 1950)

Category: Self Sharpening Razors (10 patents)

  • US1718219 — De Haven Self Sharpening Razor (De Haven — 1929)
  • US1826410 — Ronson “Shaves and Sharpens” Razor (Aronson — 1931)
  • US1859554 — De Haven Self Sharpening Razor (De Haven — 1932)
  • GB375651 — Ronson “Shaves and Sharpens” Razor (Aronson — 1932)
  • GB383018 — Ronson “Shaves and Sharpens” Razor (Aronson — 1932)
  • US1931856 — Ronson “Shaves and Sharpens” Razor (Aronson — 1933)
  • US1966425 — Ronson “Shaves and Sharpens” Razor (Aronson — 1934)
  • US2337595 — Shake Sharp Razor (Friel — 1943)
  • US2359028 — Shake Sharp Razor (Friel — 1944)
  • US2397555 — Shake Sharp Razor (Lotthamer — 1946)

Category: Shaving Brushes (1 patent)

  • US1786224 — Folding Shaving Brush (Blondin — 1930)

Category: Single Edge Razors (130 patents)

  • US206473 — Monks' Shaving Apparatus (Monks — 1878)
  • US228829 — Moody's Twin-Blade Razor (Moody — 1880)
  • US228904 — First Kampfe Safety Razor Patent (Kampfe, Kampfe — 1880)
  • US229127 — Folding Razor (Heitner — 1880)
  • US338167 — Folding Razor (Ehrlich — 1886)
  • US341420 — Kampfe Safety Razor (Kampfe — 1886)
  • US344114 — Kampfe Lather Catcher (Kampfe, Kampfe — 1886)
  • US344115 — Kampfe Razor with built-in mirror (Kampfe — 1886)
  • US354196 — Kampfe Folding Razor (Kampfe, Kampfe, Kampfe — 1886)
  • US358978 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1887)
  • US360159 — Folding Razor (Keating — 1887)
  • US361234 — Safety Razor (Partridge — 1887)
  • US370505 — Torrey Toboggan Razor (Turner — 1887)
  • US370506 — Torrey Comet Razor (Turner — 1887)
  • US373395 — Safety-Razor (Fiske — 1887)
  • US375592 — Folding Razor (Aloe — 1887)
  • US385462 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1888)
  • US387359 — Kampfe Lather Catcher (Kampfe, Kampfe, Kampfe — 1888)
  • US400418 — Simplified Torrey Comet Razor (Turner — 1889)
  • US424601 — Handleless Safety Razor (Eigen — 1890)
  • DE57239 — Sport No. 1 Foldable Razor (Scharff — 1891)
  • US484116 — Fox Safety Razor (Schmitz — 1892)
  • DE64903 — German Patent for the Rapide safety razor (Scharff — 1892)
  • US512125 — US Patent for the Rapide safety razor (Scharff — 1894)
  • US554823 — Kampfe Lather Catcher (Kampfe, Kampfe, Kampfe — 1896)
  • US560493 — Safety Razor (Gibbs — 1896)
  • US561707 — Fuchs Safety Razor (Fuchs — 1896)
  • USD27032 — Kampfe Safety Razor Casing (Kampfe, Kampfe, Kampfe — 1897)
  • US616806 — First Reichard Razor Patent (Reichard — 1898)
  • US616807 — The second Reichard patent (Reichard — 1898)
  • US637511 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1899)
  • US637512 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1899)
  • US645017 — Lather Catcher SE Razor (Scheuber — 1900)
  • US657010 — Lather Catcher SE Razor (Scheuber — 1900)
  • US664177 — Lather Catcher SE razor (Scheuber — 1900)
  • US668752 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1901)
  • US672983 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1901)
  • US672984 — Kampfe 'New Model' (Kampfe, Kampfe, Kampfe — 1901)
  • US679639 — Lather Catcher SE Razor (Scheuber — 1901)
  • US686143 — Gem Junior Bar (Scheuber — 1901)
  • US690380 — Torrey Safety Razor (Turner — 1901)
  • US694650 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1902)
  • US698763 — New Torrey Safety Razor (Turner — 1902)
  • GB190211526 — Wilkinson Patent Safety Shaver (Wilkinson Latham — 1903)
  • US733399 — Kampfe Safety-Razor (Kampfe, Kampfe, Kampfe — 1903)
  • US733400 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1903)
  • US739029 — Lather Catcher SE Razor (Scheuber — 1903)
  • US749751 — Lather Catcher SE Razor (Scheuber — 1904)
  • US756615 — Folding Razor (Fornander — 1904)
  • US759262 — Gaisman's first razor patent (Gaisman — 1904)
  • US759475 — Lather Catcher SE Razor (Scheuber — 1904)
  • US769114 — Lather Catcher SE Razor (Scheuber — 1904)
  • SE18647 — Heljestrand Razor (Lindevall — 1904)
  • US780067 — Radio Magno Safety “Combination” Ordinary razor (Scheuber — 1905)
  • US780233 — Lather Catcher SE Razor (Scheuber — 1905)
  • US788820 — Christy Razor (Christy — 1905)
  • US798129 — Christy Hoe Razor (Christy — 1905)
  • US807172 — One Piece Razor (almost) (Jackson — 1905)
  • US811999 — Pocket Safety Razor (Benet — 1906)
  • GB190524010 — Zinn Automatic Razor - The British Saga (Smart — 1906)
  • US827718 — Razor with Circular Blade (Eigen — 1906)
  • US837359 — Folding Razor (Tuller — 1906)
  • US843148 — One Piece Razor (Jackson — 1907)
  • US850183 — Lather Catcher SE Razor (Reichard — 1907)
  • US853960 — Christy Razor (Christy — 1907)
  • US856438 — Folding Razor (Beltrame, Falchi — 1907)
  • US866827 — Swivel Head Razor (Tittmann — 1907)
  • US866856 — Lather Catcher (Gibford — 1907)
  • US881033 — Zinn Automatic Razor (Smart — 1908)
  • GB190800532 — Clemak Razor (Willet — 1908)
  • US927349 — Burham Safety Razor (Hamilton — 1909)
  • US960424 — Zinn Automatic Razor with narrow blade (Smart — 1910)
  • GB190914526 — The '1924' razor design as patented in 1909/1910 (Bueno de Mesquita — 1910)
  • US962531 — Lather Catcher SE Razor (Schmidt — 1910)
  • US977314 — Safety Razor (Kampfe — 1910)
  • US996837 — Mark Cross Razor (Cress — 1911)
  • US1005273 — Clark's Silver King (Molkenthin — 1911)
  • US1008719 — Kampfe Star Convex (Kampfe — 1911)
  • US1013034 — Croscut Single Edge Slant Razor (Marx — 1911)
  • US1018783 — The '1912' SE razor (Scheuber — 1912)
  • US1044863 — Mark Cross Razor (Cress, Novitsky, Greenbrier — 1912)
  • US1047617 — Blade for Mark Cross Razor (Cress — 1912)
  • US1051094 — The Superman Adjustable Razor (Finney — 1913)
  • US1091436 — SE Razor '1914' (Kaufman — 1914)
  • US1093189 — Kampfe Safety Razor (Kampfe — 1914)
  • US1135775 — The US patent for the '1924' razor design (Bueno de Mesquita — 1915)
  • US1146868 — Star Super Six (little lidless lather catcher) (Groschopp — 1915)
  • US1234834 — Darrent Army & Navy Safety Razor Kit (Warren — 1917)
  • CH77959 — Eureka Handleless Razor (Besançon — 1918)
  • US1299570 — Multi blade Safety Razor Frame (Groschopp — 1919)
  • US1326635 — Eureka Handleless Razor (Besançon — 1919)
  • US1365212 — Mark Cross style Adjustable (Walker, Morrison, Smith — 1921)
  • US1376759 — Single Edge Folding Razor (Gronbech — 1921)
  • DE380557 — Mulcuto (Dahl, Ohliger, Flügel — 1923)
  • US1488907 — The '1924' Patent (Bueno de Mesquita — 1924)
  • US1502615 — Christy Razor with Massage Bar (Christy — 1924)
  • US1540731 — Improvements for the '1924' Razor (Bueno de Mesquita — 1925)
  • US1563724 — Christy Razor (Christy — 1925)
  • US1592540 — Kriss Kross razor (Rhodes — 1926)
  • DE444361 — Mulcuto Razor (Müller — 1927)
  • DE450267 — German patent for the '1924' razor (Bueno de Mesquita — 1927)
  • DE460318 — Mulcuto Razor (Müller — 1928)
  • DE473593 — Mulcuto Razor (Müller — 1929)
  • DE474959 — Ever-Sharp Oslo (Unknown — 1929)
  • US1718219 — De Haven Self Sharpening Razor (De Haven — 1929)
  • GB321115 — Wilkinson Empire Razor (Beckham Randolph — 1929)
  • US1739280 — Gem Micromatic Razor and Blades (Behrman — 1929)
  • US1742330 — Le Figaro Folding Razor (Valet — 1930)
  • US1760496 — Single Edge Stahly (Harshberger — 1930)
  • US1773614 — Gem Micromatic TTO (Dalkowitz — 1930)
  • US1777602 — Christy Razor (Christy — 1930)
  • US1791552 — Enders Speed Razor - Head and blade (Bigoney — 1931)
  • US1791553 — Enders Speed Razor - The handle (Bigoney — 1931)
  • US1826410 — Ronson “Shaves and Sharpens” Razor (Aronson — 1931)
  • US1859554 — De Haven Self Sharpening Razor (De Haven — 1932)
  • GB375651 — Ronson “Shaves and Sharpens” Razor (Aronson — 1932)
  • US1875990 — Folding Cardboard Razor (Christmas — 1932)
  • GB383018 — Ronson “Shaves and Sharpens” Razor (Aronson — 1932)
  • US1890334 — Twin blade razor (Muros — 1932)
  • US1900965 — Illuminated Razor (Weiss — 1933)
  • US1931856 — Ronson “Shaves and Sharpens” Razor (Aronson — 1933)
  • US1966425 — Ronson “Shaves and Sharpens” Razor (Aronson — 1934)
  • GB419495 — Darwin Hollow Ground Safety Razor (Brown — 1934)
  • US2169383 — Enders Speed Razor and Blade (Drew — 1939)
  • US2315785 — The Erazor (Greenleaf — 1943)
  • US2337595 — Shake Sharp Razor (Friel — 1943)
  • US2359028 — Shake Sharp Razor (Friel — 1944)
  • US2397555 — Shake Sharp Razor (Lotthamer — 1946)
  • US2580058 — Enders Speed Shaver (Willhelm — 1951)
  • US3821851 — Kuhnl's take on the Erazor (Kuhnl — 1974)

Category: Slant Razors (17 patents)

  • US1013034 — Croscut Single Edge Slant Razor (Marx — 1911)
  • GB191403504 — Slant Razor (Wild — 1914)
  • US1171290 — Slant Razor (Wild — 1916)
  • GB298877 — Slant Razor (Sneyd Kynnersley — 1928)
  • CH180747 — Fasan Slant — Swiss Patent (Osberghaus — 1935)
  • US2026229 — Krect Spiral Curve (Gratiot — 1935)
  • NL38565 — Fasan Slant — Dutch Patent (Osberghaus — 1936)
  • CH188938 — Walbusch B3 (Busch — 1937)
  • GB461542 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Ebert, Ebert, Morschbach — 1937)
  • DE647758 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Ebert, Ebert — 1937)
  • GB469720 — Walbusch B3 (Busch — 1937)
  • US2098862 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Ebert, Ebert — 1937)
  • AT151919 — Neo-Gam / Neo-Lux / Neo-Ras / Ebor (Morschbach — 1937)
  • GB485747 — Apollo travel slant razor with blades in handle (Lauterjung, Herkenrath, Herkenrath — 1938)
  • DE665265 — Fasan Slant — German Patent (Osberghaus — 1938)
  • US2129022 — Fasan Slant — US patent (Osberghaus — 1938)
  • DE669899 — Walbusch Razor (Busch — 1938)

Category: Stropping and Honing Devices (12 patents)

  • USD24093 — Razor Blade Holder (Kampfe, Kampfe, Kampfe — 1895)
  • US613825 — Stropping Machine (Scheuber — 1898)
  • US627014 — Stropping Machine (Scheuber — 1899)
  • US658649 — Stropping Machine (Kampfe, Kampfe, Kampfe — 1900)
  • US658650 — Stropping Machine (Kampfe, Kampfe, Kampfe — 1900)
  • US724337 — Stropping Machine (Scheuber — 1903)
  • US892011 — Stropping Machine (Scheuber — 1908)
  • US1339397 — Warner-Jones Razor Blade Holder (Jones — 1920)
  • US1427130 — Strand Sharpener (Strand — 1922)
  • DE403299 — Mulcuto Blade Sharpener (Müller — 1924)
  • DE467996 — Mulcuto Blade Sharpener (Müller — 1928)
  • DE503559 — Mulcuto DE Blade Sharpener (Müller — 1930)

Category: Swivel Head Razors (6 patents)

  • US672983 — Kampfe Safety Razor (Kampfe, Kampfe, Kampfe — 1901)
  • US866827 — Swivel Head Razor (Tittmann — 1907)
  • GB191512218 — Swivel Head Razor (Reynolds, Lloyd — 1916)
  • US1933186 — Swivel Head Razor (Ryley — 1933)
  • GB402154 — Safety Razor Frame (Booth — 1933)
  • CH218155 — Swivel Head Razor (Gisiger — 1941)

Category: Trademarks (3 patents)

  • USTM41201 — Yankee Trademark (Reichard — 1903)
  • USTM43258 — Three Star Trademark (Kampfe, Kampfe, Kampfe — 1904)
  • USTM130008 — Ever-Ready Trademark Face (Bueno de Mesquita — 1920)

Category: Twist-To-Open Razors (5 patents)

  • US1773614 — Gem Micromatic TTO (Dalkowitz — 1930)
  • US1912461 — Earliest (?) Gillette TTO patent (Muros — 1933)
  • GB400621 — Gillette Aristocrat TTO patent (Muros — 1933)
  • US2004086 — Early Gillette Twist-To-Open patent (Testi — 1935)
  • US2848807 — Gillette Adjustable (Shnitzler, Benedict — 1958)

Category: Unusual Blade Razors (11 patents)

  • US703845 — Wind-up Rotary Razor (Standish — 1902)
  • US827718 — Razor with Circular Blade (Eigen — 1906)
  • US845628 — Razor with Triangular Blade (Gaylor — 1907)
  • US847308 — Razor with Hexagonal Blade (Baker, Frisbie — 1907)
  • US855252 — Razor with Square Blade (Krusius — 1907)
  • US1127409 — Collins Rotary Safety Razor (Collins — 1915)
  • USD56283 — Collins Safety Razor (Johnson — 1920)
  • GB297552 — A. Mann's 14 in 1 Razor (Turner — 1928)
  • GB329127 — Maktor Three Edge Safety Razor (Goddard — 1930)
  • GB360988 — Lady Marguerite Razor (Fraser — 1931)
  • US1958718 — Schermack Lady's Razor (Schermack — 1934)

Category: Wind-up Razors (3 patents)

  • US703845 — Wind-up Rotary Razor (Standish — 1902)
  • US1127409 — Collins Rotary Safety Razor (Collins — 1915)
  • US2319815 — Stahly Live Blade (Harshberger — 1943)