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Black History Month - African American Inventors

Patent Holders List Index M

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Ruth Miro - paper ring

Ruth Miro - paper ring

Ruth Miro

L < Mabary to Matzeliger, McCarter to Mitchell, Montgomery to Murray > N

Andre McCarter

  • #6,049,910, 4/18/2000, 6,049,910, Athletic training glove

Walter N McClennan

  • #1,333,430, 3/9/1920, Automatic railway car door
  • #RE 15,338, 4/18/1922, Car door actuating mechanism
  • #1,518,208, 12/9/1924, Coin mechanism

Elijah McCoy

  • #129,843, 7/23/1872, automatic oil cup
  • #130,305, 8/6/1872, Improvement in lubricators for steam engines
  • #139,407, 5/27/1873, Improvement in lubricator
  • #146,697, 1/20/1874, Improvement in steam lubricators
  • #150,876, 5/12/1874, Improvement in ironing tables
  • #173,032, 2/1/1876, Improvement in steam cylinder lubricator
  • #179,585, 7/4/1876, Improvement in steam cylinder lubricators
  • #255,443, 3/28/1882, Lubricator
  • #261,166, 7/18/1882, Lubricator
  • #320,354, 6/16/1885, Lubricator
  • #320,379, 6/16/1885, Steam dome for locomotives
  • #357,491, 2/8/1887, Lubricator
  • #361,435, 4/19/1887, Lubricator attachment
  • #363,529, 5/24/1887, Lubricator for slide valves
  • #383,745, 5/29/1888, Lubricator
  • #383,746, 5/29/1888, Lubricator
  • #418,139, 12/24/1889, Lubricator (co-inventor Clarence B Hodges)
  • #460,215, 9/29/1891, Dope cup
  • #465,875, 12/29/1891, Lubricator
  • #472,066, 4/5/1892, Lubricator
  • #610,634, 9/13/1898, Lubricator
  • #611,759, 10/4/1898, Lubricator
  • #614,307, 11/15/1898, Oil cup
  • #627,623, 6/27/1899, Lubricator

Melvin McCoy

  • #4,664,395, 5/12/1987, Multi-purpose uniaxial litter enginery or M.U.L.E.

Daniel McCree

  • #440,322, 11/11/1890, Portable fire escape

DeWayne McCulley

  • #5,202,726, 4/13/1993, Facilitation of the diagnosis of malfunctions and set-up of a reproduction machine.

Hansel L McGee

  • #3,214,282, 10/26/1965, Method of preparation of carbon transfer inks

Lawrence McNair

  • D546453, 7/10/2007, Ray Cassette Holder (for the medical field of Radiology)

Luther McNair

  • #1,034,636, 8/6/1912, Sanitary attachment for drinking glasses

Albert Mendenhall

  • #637,811, 11/28/1899, Holder for driving reins

Alexander Miles

James E Millington

  • #3,316,178, 4/25/1967, Thermostable dielectric material
  • #4,286,069, 8/25/1981, Method of making expandable styrene-type beads
  • #4,730,027, 3/8/1988, Method of making styrene-type polymer comprising suspension polymerization conducted in aqueous medium containing combination of polyvinyl alcohol and sulfonated polystyrene or sulfonated styrene-maleic anhydride copolymer.

Ruth J Miro

  • #6,113,298, 9/5/2000, Paper ring
  • #6,764,100, 7/20/2004, Stationery organizer

Charles Lewis Mitchell

  • #291,071 1/1/1884 Device for aid in vocal culture

James M Mitchell

  • #641,462 1/16/1900 Check row corn planter

James W Mitchell

  • #5,441,013 8/15/1995 Method for growing continuous diamond films
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