African American Inventors - Names Beginning with H

Black history inventors are listed alphabetically: Each listing has the name of the black inventor followed by the patent number(s) which is the unique number assigned to an invention when a patent is issued, the date the patent was issued, and a description of the invention as written by the inventor. If available, links are provided to in-depth articles, biographies, illustrations and photos on each individual inventor or patent. How to submit to the database. G Haines to Harper, Harris to Hill, Hilyer to Hyde I James Henry Haines #590,833, 9/28/1897, Portable shampooing basin William Hale #1,563,278, 11/24/1925, Aeroplane#1,672,212, 6/5/1928, Motor vehicle Lloyd Augustus Hall #1,882,834, 10/18/1932, Asphalt emulsion and manufacture thereof#1,914,351, 6/13/1933, Protective coating, Enoch L.Griffith (co-inventor)#2,022,464, 11/26/1935, Vitamin concentrate,#2,097,405, 10/26/1937, Manufacture of bleached pepper products#2,107,697, 2/8/1938, Sterilizing foodstuffs, Carroll L. Griffith (co-inventor)#2,155,045, 4/18/1939, Inhibited detergent composition#2,189,949, 2/13/1940, Sterilizing colloid materials#2,251,334, 8/5/1941, Protein composition of matter#2,321,673, 6/15/1943, Yeast food#2,357,650, 9/5/1944, Puncture sealing composition and manufacture thereof#2,363,730, 11/28/1944, Manufacture of nitrogen-fortified whey concentrate#2,385,412, 9/25/1945, Capsicum-containing seasoning composition#2,414,299, 1/14/1947, Production of protein hydrolysate flavoring material#2,464,200, 3/15/1949, Manufacture of stable dry papain composition#2,464,927, 3/22/1949, Antioxidant#2,477,742, 8/2/1949, Gelatin-base coating for food and the like#2,493,288, 1/3/1950, Synergistic antioxidants and the methods of preparing the same#2,500,543, 3/14/1950, Antioxidant#2,511,802, 6/13/1950, Synergistic antioxidant#2,511,803, 7/13/1950, Antioxidant flakes#2,511,804, 7/13/1950, Antioxidant salt#2,518,233, 8/8/1950, Synergistic antioxidant containing amino acids#2,536,171, 1/2/1951, Production of protein hydrolysate#2,758,931, 8/14/1956, Antioxidant composition#2,770,551, 11/27/1956, Meat-curing salt composition#2,772,169, 11/13/1956, Antioxidant material and use of said material in treating meat#2,845,358, 7/29/1958, Method of preserving fresh frozen pork trimmings Virginia E Hall #4,016,314, 4/5/1977, Embroided fruit bowl wall hanging Julia Terry Hammonds #572,985, 12/15/1896, Apparatus for holding yarn skeins Felix Harding #614,468, 11/22/1898, Extension banquet table Michael C Harney #303,844, 8/19/1884, Lantern or lamp David Harper #D 187,654, 4/12/1960, Mobile utility rack#D 190,500, 6/6/1961, Bookcase Solomon Harper #1,772,002, 8/5/1930, Electrical hair treating implement#2,648,757, 8/11/1953, Thermostatic controlled hair curlers, combs, irons#2,711,095, 6/21/1955, Thermostatic controlled fur and material dressing equipment G Haines to Harper, Harris to Hill, Hilyer to Hyde I Betty W Harris #4,618,452, 10/21/1986, Spot test for 1,3,5-triamino-2,4,6-trinitrobenzene, TATB Edward L Harris #2,756,129, 7/24/1956, Apparatus for handling corrosive acid substances Emmett Scott Harrison #3,606,971, 9/21/1971, Gas turbine air compressor and control therefor#4,242,865, 1/6/1981, Turbojet afterburner engine with two-position exhaust nozzle Jesse Harrison #1,844,036, 2/9/1932, Combination tooth brush and paste holder Joycelyn Harrison #7402264, July 22, 2008, Sensing/actuating materials made from carbon nanotube polymer composites and methods for making#7015624, March 21, 2006, Non-uniform thickness electroactive device#6867533, March 15, 2005, Membrane tension control#6724130, April 20, 2004, Membrane position control#6689288, February 10, 2004, Polymeric blends for sensor and actuation dual functionality#6545391, April 8, 2003, Polymer-polymer bilayer actuator#6515077, February 4, 2003, Electrostrictive graft elastomers#6734603, May 11, 2004. Thin layer composite unimorph ferroelectric driver and sensor#6379809, April 30, 2002, Thermally stable, piezoelectric and pyroelectric polymeric substrates and method relating theret#5909905, June 8, 1999, Method of making thermally stable, piezoelectric and proelectric polymeric substrates#5891581, April 6, 1999, Thermally stable, piezoelectric and pyroelectric polymeric substrates William D Harwell #4,664,344, 5/12/1987, Apparatus and method of capturing an orbiting spacecraft Joseph Hawkins #3,973, 3/26/1845, Gridiron Randall Hawkins #370,943, 10/4/1887, Harness attachment Roland C Hawkins US 7,150,638, 12/19/2006, Cover device and method for electrical connector, Co-inventor Carl Eric Fonville Walter Lincoln Hawkins #2,587,043, 3/26/1952, Preparation of 1,2 , Di-Primary amines#2,889,306, 6/2/1959, Stabilized straight-chain hydrocarbons#3,304,283, 2/14/1967, Stabilized alpha-mono-olefinic polymers Robert Hearns #598,929, 2/15/1898, Sealing attachment for bottles#628,003, 7/4/1899, Detachable car fender William Hearns #1,040,538, 10/08/1912, Device for removing and inserting taps and plugs in water mains Tony W Helm #2,760,358, 8/28/1956, Universal joint Henry Fairfax Henderson Jr #4,111,336, 9/5/1978, Weight loss control system Andre D. Henderson #5,603,078, 2/11/1997, Remote control device with credit card reading and transmission capabilities having multiple IR LEDs, (Co-inventors William H. Fuller, James M. Rotenberry) Henry Aaron Hill #2,988,545, 6/13/1961, Curing furfuryl-alcohol-modified urea formaldehyde condensates#3,141,002, 7/14/1964, Foamable composition comprising a thermoplastic polymer and barium azocarbonate and method of foaming#3,297,611, 1/10/1967, Manufacture of azodicarbonamide G Haines to Harper, Harris to Hill, Hilyer to Hyde I Andrew F Hilyer #435,095, 18/26/1890, Evaporator for hot air registers#438,159, 0/14/1890, Water evaporator attachment for hot air registers Samuel J Hines #1,137,971, 5/4/1915, Life preserver #1,911,278, 5/30/1933, Lawn mower John E Hodge #2,936,308, 5/10/1960, Novel reductones and methods of making them#2,996,449, 8/15/1961, Glucose-amine sequestrants#4,146,650, 3/27/1979, Substituted benzodioxan sweetening compound Elijah H Holmes #549,513 12/12/1895 Gage Lydia M Holmes #2,529,692 12/14/1950 Knockdown wheeled toy Harry C Hopkins #4,704,570 11/3/1987 Power controller June B Horne #4,498,557, 2/12/1985 Emergency escape apparatus and method of using same Darnley E Howard #2,145,116, 1/24/1939, Optical apparatus for indicating the position of a tool Darnley Moseley Howard #3,451,127, 6/24/1969, Method of making radome with an integral antenna Isaiah D Hughes #687,312, 11/26/1901, Combined excavator and elevator Wilson E Hull #3,286,064, 11/15/1966, Mass release mechanism for satellites#3,424,403, 1/28/1969, Sublimination timing switch John W Hunter #570,553, 11/03/1896, Portable weighing scale James E Huntley #3,880,255, 4/29/1975, Emergency fire escape mechanism Robert N Hyde #392,205, 11/6/1888, Composition for cleaning and preserving carpets Continue black history database I