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Black History Month - African American Inventors

Patent Holders List Index S

By , About.com Guide

Richard Bowie Spikes

Richard Bowie Spikes - Automatic gear shift

R < Sammons to Scottron, Shaw to Smith, Smoot to Sweeting > T

Lanny S Smoot

  • #4,565,974, 1/21/1986, Optical receiver circuit with active equalizer
  • #4,890,314, 12/26/1989, Teleconferencing facility with high resolution video display
  • #4,928,301, 5/22/1990, Teleconferencing terminal with camera behind display screen

William Snow

  • #437,728, 10/7/1890, Liniment

Harde Spears

  • #110,599, 12/27/1870, Improvement in portable shields for infantry and artillery

Richard Bowie Spikes

  • #972,277, 10/11/1910, Self-locking rack for billiard cues
  • #1,590,557, 6/29/1926, Combination milk bottle opener and cover
  • #1,828,753, 10/27/1932, Method and apparatus for obtaining average samples and temperature of tank liquids
  • #1,889,814, 12/6/1932, Automatic gear shift
  • #1,936,996, 11/28/1933, Transmission and shifting means therefor
  • #3,015,522, 1/2/1962, Automatic safety brake system

Osbourne C Stafford

  • #3,522,558, 8/4/1970, Microwave phase shift device

Elbert Stallworth

  • #1,687,521, 10/16/1928, Electric heater
  • #1,727,842, 9/10/1929, Electric chamber
  • #1,972,634, 9/4/1934, Alarm clock electric switch

Arnold F Stancell

  • #3,657,113, 4/18/1972, Separating fluids with selective membranes

George B. D. Stephens

  • #2,762,377, 9/11/1956, Cigarette holder and ash tray

John Standard

Albert Clifton Stewart

  • #3,255,044, 6/7/1966, Redox couple radiation cell
  • #3,255,045, 6/7/1966, Electric cell

Earl M Stewart

  • #2,031,510, 2/18/1936, Arch and heel support (co-inventor Seymour Shagrin)

Enos W Stewart

  • #362,190, 11/27/1887, Punching machine
  • #373,698, 5/3/1887, Machine for forming vehicle seat bars

Marvin Charles Stewart

  • #3,395,271, 7/30/1968, Arithmetic unit for digital computers
  • #3,605,063, 9/14/1971, System for interconnecting electrical components

Thomas Stewart

Henry F Stilwell

  • #1,911,248, 5/30/1933, Means for receiving mail and other matter on aeroplanes while in motion

Rufus Stokes

  • #3,378,241, 4/16/1968, Exhaust purifier
  • #3,520,113, 7/14/1970, Air pollution control device

Edward H Sutton

  • #149,543, 4/7/1874, Improvement in cotton cultivators

James A Sweeting

  • #594,501, 11/30/1897, Device for rolling cigarettes
  • #605,209, 6/7/1898, Combined knife and scoop

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