African-American Inventors Database

 

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African American Inventors or here - Black HistoryAfrican American Inventor, U.S. Patent Number, Date, Invention(s). Links lead to: information on the individual African American, Links lead to: actual ...

Inventor Invention

Date

Patent Number

Notes
Abrams, William B. Hame attachment

Apr. 14,1891

450,550

Part for a draft horses' collar
Adams, Christopher P. Method for performing amplification of nucleic acid with two primers bound to a single solid support

June 24, 1997

5,641,658

 
Adams, James S. Propelling means for aeroplanes

Oct. 19, 1920

1,356,329

 
Albert, Albert P. Cotton picking apparatus

Apr. 23, 1907

851,475

 
Alcorn, George E. Method of fabricating an imaging x-ray spectrometer

Oct. 21, 1986

4,618,380

 
Alcorn, George E. Gaas Schottky barrier photo-responsive device and method of fabrication

Sept. 24, 1985

4,543,442

 
Alcorn, George E. Imaging x-ray spectrometer

Sept. 18, 1984

4,472,728

 
Alcorn, George E. Dense dry etched multi-level metallurgy with non-overlapped vias

Sept. 15, 1981

4,289,834

 
Alcorn, George E. Method for forming dense dry etched multi-level metallurgy with non-overlapped vias

Oct. 23, 1979

4,172,004

 
Alcorn, George E. Hardened photoresist master image mask process

May 6, 1980

4,201,800

 
Alexander, Nathaniel Folding chair

July 4, 1911

997,108

 
Alexander, Ralph W. Corn planter check rower

Apr. 18, 1882

256,610

 
Alexander, Winser Edward System for enhancing fine detail in thermal photographs

Nov. 17, 1970

3,541,333

 
Allen, Charles William Self-leveling table

Nov. 1, 1898

613,436

 
Allen, Floyd Low cost telemeter for monitoring a battery and DC voltage converter power supply

Nov. 11, 1975

3,919,642

 
Allen, James B. Clothes line support

Dec. 10, 1895

551,105

 
Allen, James Metthew Remote control apparatus

June 29, 1937

2,085,624

 
Allen, John H. Pattern generator for simulating image generation

Dec. 1, 1981

4,303,938

 
Allen, John S. Package-tie

Apr. 14, 1914

1,093,096

 
Allen, Robert T. Vertical coin counting tube

Jan. 1, 1963

3,071,243

 
Allen, Tanya R. Undergarment with a pocket for releasably securing an absorbent pad

July 5, 1994

5,325,543

 
Ammons, Virgie M. Fireplace damper actuating tool

Sept 30, 1975

3,908,633

 
Ancker Johnson, Betsy Signal generators

Nov. 22, 1966

3,287,659

 
Ashbourne, Alexander P. Refining coconut oil

July 27, 1880

230,518

 
Ashbourne, Alexander P. Biscuit cutters

Nov. 30, 1875

170,460

 
Ashbourne, Alexander P. Process of treating coconut

Aug. 21, 1877

194,287

 
Ashbourne, Alexander P. Process for preparing coconut for domestic use

June 1, 1875

163,962

 
Asom, Moses T. Semiconductor devices based on optical transitions between quasibound energy levels

Jan. 31, 1995

5,386,126

 
Bailey, Leonard C. Folding bed

July 18, 1899

629,286

 
Bailey, Leonard C. Combined truss and bandage

Sept. 25, 1883

285,545

 
Bailiff, Charles Orren Shampoo head rest

Oct. 11, 1898

612,008

 
Bailis, William Ladder scaffold-supports

Aug. 5, 1879

218,154

 
Baker, Bertram F. Automatic cashier

Apr. 27, 1926

1,582,659

 
Baker, David Signal apparatus high water indicator for bridges

Sept. 21,1915

1,154,162

 
Baker, David Interliners to prevent tire punctures

Mar. 8, 1927

1,620,054

 
Baker, David Railway signal apparatus

Feb. 25, 1913

1,054,267

 
Ballow, William J. Combined hat-rack and table

Mar. 29, 1898

601,422

 
Bankhead, Charles A. Assembled composition printing process

July 16, 1963

3,097,594

 
Banks, Charles M. Release valve

Jan. 10, 1933

1,893,757

 
Banks, Charles M. Jack

Sept. 2, 1930

1,774,693

 
Banks, Charles M. Hydraulic jack

May 13, 1930

1,758,640

 
Barnes, George A. E. Design for sign

Aug. 9, 1898

D 29,193

 
Barnes, Ned E. Tie plate and joint brace

Jan. 3, 1928

1,655,305

 
Barnes, Ned E. Tie plate for railway

Apr. 25, 1916

1,180,467

 
Barnes, Ned E. Sand band for wagon

June 13, 1905

792,109

 
Barnes, Ned E. Hot box cooler and oiler

Sept. 29, 1908

899,939

 
Barnes, Ned E. Rail and tie brace

Mar. 13, 1906

815,059

Improvement on same patent in 1923.
Barnes, Ned E. Indicator or bulletin

Sept. 6, 1910

969,592

 
Barnes, Ned E. Rail brace

Feb. 27, 1923

1,446,957

 
Barnes, Ned E. Pole, post and tree protector

June 12, 1928

1,673,729

 
Barnes, Ned E. and Edmond, Berger Automatic film mover

Jan. 12, 1915

1,124,879

 
Barnes, Sharon J. Process and apparatus for contactless measurement of sample temperature

Jan. 29, 1991

4,988,211

 
Baron, Neville A. Apparatus and process for recurving the cornea of an eye

July 24, 1984

4,461,294

 
Barry, William Mail-canceling machine

June 22, 1897

585,074

 
Barry, William Stacking device

June 22, 1897

585,017

 
Barry, William Stacking device

June 22, 1897

584,842

 
Barry, William Postmarking and canceling machine

June 22, 1897

585,075

 
Barry, William Postal machine

June 22, 1897

585,076

 
Bath, Patricia E. Method and apparatus for ablating and removing cataract lenses

Dec. 1, 1998

5,843,071

 
Bath, Patricia E. Apparatus for ablating and removing cataract lenses

May 17, 1988

4,744,360

 
Bath, Patricia E. Laser apparatus for surgery of cataractous lenses

July 6, 1999

5,919,186

 
Battle, James Variable resistance resistor assembly

Sept. 12, 1972

3,691,503

 
Bauer, James A. Coin changer mechanism

Jan. 20, 1970

3,490,571

 
Bayless, Robert Gordon Solid microglobules containing dispersed materials

Nov. 25, 1975

3,922,373

 
Bayless, Robert Gordon Pressure-sensitive record sheet and coating composition

April 27, 1971

3,576,660

 
Bayless, Robert Gordon Method of producing microcapsules and resulting product

Aug. 15, 1978

4,107,071

 
Bayless, Robert Gordon Process of feeding larval marine animals

Feb. 14, 1978

4,073,946

 
Bayless, Robert Gordon Water solubilization of vanadyl-hardened poly(vinyl alcohol) films useful as capsule wall material

Dec. 21, 1971

3,629,140

 
Bayless, Robert Gordon and Emrick, Donald Day Encapsulation process and its product

April 6, 1971

3,574,133

 
Bayless, Robert Gordon and Emrick, Donald Day Encapsulation process and its product

Feb. 23, 1971

3,565,818

 
Beard, Andrew Jackson Rotary engine

July 5, 1892

478,271

 
Beard, Andrew Jackson Car-coupling

Nov. 23, 1897

594,059

"Jenny Coupler" which reportedly saved the lives of many trainmen. Beard was a former slave.
Becket, George E. Letter box

Oct. 4, 1892

483,525

 
Beckley, Charles Randolph Folding chair

Dec. 24, 1974

3,856,345

 
Becoat, Billie J. Dual wheel driven bicycle

May 26, 1992

5,116,070

 
Becoat, Billie J. Kit for converting a bicycle to a dual wheel driven cycle

Jan. 23, 1990

4,895,385

 
Becoat, Billie J. Kit for converting a bicycle to a dual wheel driven cycle

Apr. 2, 1991

5,004,258

 
Becoat, Billie J. Dual wheel driven bicycle

Feb. 9, 1993

5,184,838

 
Belcher, Paul Eugene and Hobel, Daniel Remote AC power control with control pulses at the zero crossing of the AC wave

May 4, 1982

4,328,482

 
Bell, Landrow Dough kneaders

Dec. 10, 1872

133,823

 
Bell, Landrow Locomotive smoke stack

May 23, 1871

115,153

 
Benjamin, Alfred Stainless steel scouring pads

June 19, 1962

3,039,125

 
Benjamin, Lyde W. Broom moistener and bridle

May 16, 1893

497,747

 
Benjamin, Miriam E. Gong and signal chairs for hotels

July 17, 1888

386,289

Adapted for use by the U.S. House of Representatives
Benton, James W. Lever-derrick

Oct. 2, 1900

658,939

Benton walked from Kentucky to Washington to get his patent
Berman, Bertha Fitted bed sheet

Oct. 6, 1959

2,907,055

 
Binga, M. William Street sprinkling apparatus

July 22, 1879

217,843

 
Bishop, Alfred A. Nuclear reactor with self-orificing radial blanket

Mar. 7, 1978

4,077,835

 
Blackburn, Albert B. Spring seat for chairs

Apr. 3, 1888

380,420

 
Blackburn, Albert B. Cash carrier

Oct. 23, 1888

391,577

 
Blackburn, Albert B. Railway signal

Jan. 10, 1888

376,362

 
Blackburn, Charles M. Electronic counting apparatus

Nov. 9, 1971

3,618,819

 
Blair, Henry Cotton planter

Aug. 31, 1836

 

Patents unnumbered during this period
Blair, Henry Seed planter

Oct. 14, 1834

8447X

 
Blanton, John W. Hydromechanical rate damped servo system

Aug. 27, 1963

3,101,650

 
Blue, Lockrum Hand corn shelling device

May 20, 1884

298,937

 
Bluford, Guion S. Artillery ammunition training round

Feb. 13, 1951

2,541,025

 
Bondu, David M. Golf tee

Sept. 23, 1975

3,907,289

 
Booker, L. F. Rubber scraping knife

Mar. 28, 1899

D 30,404

 
Booker, Peachy Flying landing platform

Oct. 10, 1961

3,003,717

 
Boone, Sarah Ironing board

Apr. 26, 1892

473,653

 
Bowman, Henry A. Method of making flags

Feb. 23, 1892

469,395

 
Boyd, Robert N. Dental filling composition of a coefficient of thermal expansion approximating that of natural tooth enamel

Mar. 31, 1970

3,503,128

 
Boykin, Otis F. Self supporting electrical resistor composed of glass, refractory materials and noble metal oxide

May 12, 1981

4,267,074

 
Boykin, Otis F. Electrical resistance element and method of making the same

Sept. 6, 1966

3,271,193

 
Boykin, Otis F. Electrical capacitor and method of making same

June 22, 1965

3,191,108

Boykin received many patents for electronic devices
Boykin, Otis F. Electrical resistor and method of making same

Dec. 31, 1985

4,561,996

 
Boykin, Otis F. Method of making a thin film capacitor

Oct. 24, 1967

3,348,971

 
Boykin, Otis F. Electrical resistor and method of making the same

Nov. 29, 1983

4,418,009

 
Boykin, Otis F. Electrical resistor

Feb. 21, 1961

2,972,726

 
Boykin, Otis F. Electrical resistance element

Feb. 14, 1967

3,304,199

 
Boykin, Otis F. Electrical resistance element and method of making the same

July 4, 1967

3,329,526

 
Boykin, Otis F. Thin film capacitor

July 23, 1968

3,394,290

 
Boykin, Otis F. Wire type precision resistor

June 16, 1959

2,891,227

 
Bradberry, Henrietta Torpedo discharge means

Dec. 11, 1945

2,390,688

Bradberry invented the underwater torpedo-cannon during WWII.
Bradberry, Henrietta Bed rack

May 25, 1943

2,320,027

 
Briscoe, James R. Building blocks with sides converging upwardly

April 9, 1968

3,376,682

 
Brittain, Thomas H. Level

Nov. 23, 1909

940,671

 
Brooks, Charles B. Street-sweeper

Apr. 21, 1896

558,719

 
Brooks, Charles B. Punch

Oct. 31, 1893

507,672

 
Brooks, Charles B. Dust-proof bag for street-sweepers

May 12, 1896

560,154

 
Brooks, Charles B. Street sweeper

Mar. 17, 1896

556,711

 
Brooks, James M. Envelope moistener

Apr. 7, 1914

1,092,688

 
Brooks, John S. Internal combustion engine spark timing control including peak combustion sensor

Nov. 13, 1984

4,481,925

 
Brooks, Phil Disposable syringe

Apr. 9, 1974

3,802,434

 
Brooks, Robert Roosevelt Line blanking apparatus for color bar generating equipment

Aug. 1, 1967

3,334,178

 
Brooks, Robert Roosevelt Vertical and horizontal aperture equalization

Dec. 8, 1970

3,546,372

 
Brooks, Robert Roosevelt Preset sensitivity and amplication control system

June 30, 1970

3,518,371

 
Brown, Henry Receptacle for storing and preserving papers

Nov. 2, 1886

352,036

 
Brown, Firmin Charles Self-feeding attachment for furnaces

July 2, 1929

1,719,258

 
Brown, Henry T. Reactivating hydroforming catalysts

Oct. 22, 1968

3,407,135

 
Brown, Henry T. Combined isomerization & crack

Sept. 19, 1961

3,000,995

 
Brown, Lincoln F. Bridle bit

Oct. 25, 1892

484,994

 
Brown, Marie Van Brittan Home security system utilizing televison surveillance

Dec. 2, 1969

3,482,037

 
Brown, Oscar E. Horseshoe

Aug. 23, 1892

481,271

 
Brown, Paul L. Spinable stringless top

Aug. 11, 1970

3,523,386

 
Browne, Hugh M. Sewer or other trap

Apr. 29, 1890

426,429

 
Browne, Hugh M. Damper regulator

Apr. 28, 1908

886,183

 
Bryant, Curtis L. Protective device for automobiles

Apr. 30, 1935

1,999,171

 
Bundy, Robert F. Signal generator

Jan. 26, 1960

2,922,924

 
Burgin, Paul D. Head lamp rim remover

Jan. 13, 1931

1,788,507

 
Burkins, Eugene Breech-loading cannon

May 15, 1900

649,433

 
Burnham, Gerald Owens Direction coded digital stroke generator providing a plurality of symbols

Feb. 10, 1976

3,938,130

 
Burr, John Albert Lawn mower

May 9, 1899

624,749

 
Burr, William F. Switching device for railways

Oct. 31, 1899

636,197

 
Burridge, Lee S. and Marshman, Newman R. Type-writing machine

Apr. 7, 1885

315,366

 
Burton, Gus Emergency landing runway

June 13, 1944

2,351,002

 
Burwell, Wilson Boot or shoe

Nov. 28, 1899

638,043

 
Butler, Francis Edward Drill mine

Nov. 17, 1959

2,912,929

 
Butler, Francis Edward Audible underwater signal

Aug. 20, 1957

2,803,807

 
Butler, Francis Edward Watertight electrical connector

July 4, 1961

2,991,441

 
Butler, Richard A. Train alarm

June 15, 1897

584,540

 
Butts, John W. Luggage carrier

Oct. 10, 1899

634,611

 
Byrd, Turner, Jr. Improvement in holders for reins for harness

Feb. 6, 1872

123,328

 
Byrd, Turner, Jr. Improvement in neck yokes for wagons

Apr. 30, 1872

126,181

 
Byrd, Turner, Jr. Improvement in car couplings

Dec. 1, 1874

157,370

 
Byrd, Turner, Jr. Apparatus for detaching horses from carriages

Mar. 19, 1872

124,790

 
Cadet, Gardy Acoustic analysis of gas mixtures

Feb. 28, 1995

5,392,635

 
Cadet, Gardy Plasma etch end point detection process

Mar. 2, 1999

5,877,407

 
Cadet, Gardy Acoustic analysis of gas mixtures

Apr. 29, 1997

5,625,140

 
Cadet, Gardy Electrochemical generation of silane

Apr. 23, 1996

5,510,007

 
Cadet, Gardy Acoustic analysis of gas mixtures

Mar. 26, 1996

5,501,098

 
Cadet, Gardy Process and apparatus for generating precursor gases used in the manufacture of semiconductor devices

Dec. 12, 1995

5,474,659

 
Cadet, Gardy Process for the manufacture of devices

Jun. 27, 1995

5,427,659

 
Cadet, Gardy Acoustic analysis of gas mixtures

Sept. 7, 1999

5,948,967

 
Caliver, Ambrose Work cabinet

Jan. 5, 1926

1,568,498