Index of black inventors by state or country of residence 1834-2008
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John Butts Oct. 10, 1899 634,611 Luggage Carrier Titus S. Church April 13, 1875 161,864 Improve-ment in Methods of Killing Vermin Titus S. Church Sep. 4, 1877 194,861 Improve-ment in Processes for Destroying Vermin Titus S. Church Aug. 1, 1882 262,004 Carpet Beating Machine Titus S. Church July 22, 1884 302,237 Carpet Beating Machine Phillip W. Cornwell Oct. 2, 1888 390,284 Draft Regulator Philip B. Downing June 17, 1890 430,118 Street Railway Switch Philip B. Downing Oct. 27, 1891 462,093 Letter Box Phillip B. Downing Feb. 7, 1893 491,082 Draft Regulator Phillip B. Downing Jan. 21, 1908 877,056 Heat Regulating and Controlling Apparatus Cortland O. Dugger Nov. 30, 1971 3,624,547 Solid-State Laser Produced By a Chemical Reaction Between a Germinate and an Oxide Dopant Cortland O. Dugger July 27, 1971 3,595,803 Method for Growing Oxide Single Crystals Cortland O. Dugger Nov. 30, 1971 3,624,547 Solid Srate Laser Produced by a Chemical Reaction Between a Germinate and an Oxide Dopant Cortland O. Dugger July 4, 1972 3,674,455 Process for the Synthesis of Glass and Single Crystal Germanates of Identical Composition Cortland O. Dugger Jan. 20, 1976 3,933,573 Aluminum Nitride Single Crystal Growth from a Molten Mixture with Calcium Nitride Henry H. Dyer Mar. 10, 1914 1,090,036 Pipe, Cigar Holder, or the Like Henry Falkener (Falkner) Apr. 29, 1890 426,495 Ventilated Shoe Robert F. Flemming, Jr. Mar. 30, 1886 338,727 Guitar 
Albert Y. Garner* Dec. 8, 1959 2,916,510 Process for Producing Phosphinic and Phostones Albert Y. Garner* Sep. 20, 1960 2,953,591 Phosphinic and Phostones Albert Y. Garner* Nov. 28, 1961 3,010,946 Novel Interpolymers Albert Y. Garner* Nov. 28, 1961 3,010,998 Phosphorus Aromatic Compounds Albert Y. Garner* Nove. 28, 1961 3,010,999 Ethylenical-ly Unsaturated Phosphorus Compounds Albert Y. Garner* Nov. 28, 1961 3,011,000 Phosphorus Compounds Albert y. Garner* Aug. 28, 1962 3,051,740 Ethylenically Unsaturated Aromatic Phosorous Aicds Albert Y. Garner* Nov. 20, 1962 3,065,210 Vinylidene Aromatic Phosphine Monomers Albert Y. Garner* Nov. 20, 1962 3,065,272 Ethylenical-ly Unsaturated Ionic Phosphonium Salts Albert Y. Garner* Jan. 22, 1963 3,075,011 Ethylenical-ly Unsaturated Benzyl Phosphorus Amides Albert Y. Garner* Mar. 31, 1964 3,127,357 Novel Phosphonyl Polymers Albert Y. Garner* Nov. 24, 1964 3,158,642 Phosphine Oxide Polymers Albert Y. Garner* Dec. 15, 1964 3,161,607 Polyphos-phinate Resins Albert Y. Garner* Dec. 15, 1964 3,161,667 Vinylidene aromatic Phosphorus Monomers Albert Y. Garner Dec. 15, 1964 3,161,687 Phosphine Oxide Polymers Albert Y. Garner May 6, 1986 4,587,305 Composit-ion for use in preparing nylon block copolymer Albert Y. Garner Sep. 29, 1987 4,696,977 Process for preparing nylon block copolymers George F. Grant Dec. 12, 1899 638,920 Golf Tee 
Selim W. Gunn Jan. 16, 1900 641,642 Boot or Shoe Henry A. Hill June 13, 1961 2,988,545 Manu-facture of Azodicarbonamide Henry A. Hill July 14, 1964 3,141,002 Foamable Composition Comprising a Thermoplastic Polymer and a Barium Azocarbonate and Method of Foaming Henry A. Hill Jan. 10, 1967 3,297,611 Curing Furfuryl-Alcohol-Modified Urea Formaldehyde Condensates Benjamin F. Jackson* Mar 1, 1898 599,985 Heating Apparatus Benjamin F. Jackson May 10, 1898 603,879 Matrix Drying Apparatus Benjamin F. Jackson* Apr. 4, 1899 622,482 Gas Burner Benjamin F. Jackson* Mar 13, 1900 645,296 Electro-Typer’s Furnace Benjamin F. Jackson* Apr 30, 1901 672,941 Automobile Benjamin F. Jackson* Jan. 7, 1902 690,730 Steam Boiler Benjamin F. Jackson* Nov. 1, 1904 773,747 Tank Signal Benjamin F. Jackson* Sep. 27, 1904 771,206 Trolley Wheel Controller Benjamin F. Jackson Nov. 27, 1906 836,883 Burner Benjamin F. Jackson* Dec 4, 1906 837,571 Gas Furnance Benjamin F. Jackson* Jun 25, 1907 857,808 Hydro-Carbon Burner System William B. Jones Oct. 19, 1937 2,096,375 Dentist Apparatus Lewis Howard Latimer Feb. 10, 1874 147,363 Improve-ment Water Closets for Railroad Cars Joseph Lee Aug. 7, 1894 524,042 Kneading Machine Joseph Lee June 4, 1895 540,553 Bread Crumbing Machine Joseph Lee April 1, 1902 696,575 Machine for Mixing and Kneading Dough or Analogous Materials Edward R. Lewis May 3, 188 362,096 Spring Gun Kenneth A. Loftman Dec. 18, 1956 2,774,651 Drying Agent and Process of Making Same Kenneth A. Loftman May 16, 1961 2,984,629 Aqueous Dispersions of Pyrogenic Silica Kenneth A. Loftman July 16, 1963 3,098,040 Water-Resistant Grease Compositions John Lee Love July 9, 1895 542,419 Plasterer’s Hawk John Lee Love Nov. 23, 1897 594,114 Pencil Sharpener James E. Lu Valle Feb. 24, 1959 2,875,050 Triamino-pyridine Developer James E. Lu Valle May 31, 1960 2,938,793 Nitroso-disulfonate Latensifier Jan Earnst Matzeliger Mar. 20, 1883 274,207 Lasting Machine Jan Earnst Matzeliger Nov. 26, 1889 415,726 Mechanism for Distributing Tacks, Nails, &c. Jan Earnst Matzeliger Feb. 25, 1890 421,954 Nailing Machine Jan Earnst Matzeliger Mar. 25, 1890 423,937 Tack Separating and Distributing Mechanism Jan Earnst Matzeliger Sep. 22, 1891 459,899 Lasting Machine James E. Millington Aug. 25, 1981 4,286,069 Method of Making Expandable Styrene-Type Beads James E. Millington Mar. 8, 1988 4,730,027 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 Charles L. Mitchell Jan. 1, 1884 291,071 Device for Aid in Vocal Culture James H. Porter Oct. 20, 1970 3,534,528 Gas Well Sulfur Removal by Diffusion through Polymer Membranes Louis W. Roberts May 11, 1954 2,678,408 High Frequency Transmission Control Tube Louis W. Roberts Dec. 21, 1954 2,697,800 Electric Discharge Device Louis W. Roberts Mar. 24, 1959 2,879,438 Microwave Oscillator Device Louis W. Roberts July 19, 1960 2,945,983 Electrode Support for Electron discharge devices Louis W. Roberts Jan. 16, 1962 3,017,534 High Power Microwave Switching Device Louis W. Roberts Jan. 8, 1963 3,072,865 Gaseous Discharge Device Louis W. Roberts Jan. 8, 1963 3,072,866 Gaseous Discharge Device Louis W. Roberts March 30, 1965 3,176,195 Super-conducting Solenoid Louis W. Roberts June 21, 1966 3,257,620 Gasar (Device for Gas Amplification by Stimulated Emission and Radiation) Louis W. Roberts Apr. 9, 1968 3,072,865 Gallium-Wetted Movable Electrode Switch Louis W. Roberts Feb. 13, 1968 3,369,094 Gallium Metal Contact Switch Louis W. Roberts Apr. 9, 1968 3,377,576 Gallium-Wetted Movable Electrode Switch Samuel R. Scottron Mar. 31, 1868 76,253 Improved Mirror 
John Winsor Smith Apr. 17, 1900 647,887 Game Samuel C. Smith May 18, 1976 3,956,925 Hardness Tester Mario A. Valdes May 28, 1991 5,019,414 Pipeable Gelled Food and Ethyl Alcohol Beverages Cardinal Warde Nov. 6, 1984 4,481,531 Micro-Channel Spatial Light Modulator Cardinal Warde Dec. 27, 1988 4,794,296 Charge Transfer Signal Processor Cardinal Warde Jan. 24, 1989 4,800,263 Completely Cross-Talk Free High Spatial resolution 2D Bistable Bight modulation Cardinal Warde Apr. 18, 1989 4,822,993 Low-cost, substantially cross-talk free high spatial resolution 2-D bistable light modulator Cardinal Warde July 25, 1989 4,851,659 High Spatial Resolution 2-D Bistable Light Modulator Cardinal Warde Sep. 5, 1989 4,863,759 Charge Transfer Signal Processor and Charge Transfer Feed Through Plate Fabrication Assembly and Method Cardinal Warde Mar. 23, 1993 5,196,767 Spatial Light Modulator Assembly Cardinal Warde Nov. 16, 1993 5,262,893 Method and Apparatus for Creating Multiple Phase Level Optical Elements Cardinal Warde Feb. 15, 1994 5,287,215 Membrane Light Modulation Systems Cardinal Warde Nov. 28, 1995 5,471,341 Membrane Light Modulating Systems Cardinal Warde Nov. 23, 2004 6,822,798 Tunable Optical Filter Cardinal Warde Oct. 3, 2006 7,116,463 High Angular Deflection Micro-Mirror System Thomas P. West Mar. 24, 1874 148,864 Improve-ment in Clasps for Fastening Shoes Thomas P. West April 23, 1878 202,771 Sewing Machine Presser Foot Thomas P. West June 16, 1885 320,104 Clasp for Shoes or Other Articles Edward H. West Sep. 5, 1899 632,385 Weather Sheild James P. Williams Oct. 10, 1899 634,784 Pillow Sham Holder James P. Williams May 13, 1902 699,732 Press James P. Williams May 29, 1906 821,691 Attachment for Beds James P. Williams Aug. 7, 1906 828,164 Attach-ments for Beds James P. Williams Oct. 6, 1908 900,247 Chair Bottom Clips Dudley G. Woodard July 12, 1960 2,944,879 Lapping Compound Dudley G. Woodard July 12, 1960 2,944,880 Lapping Compound Dudley G. Woodard Nov. 7, 1961 3,007,867 Thixotropic High Temperature Thread Lubricant Containing Silver Flakes Dudley G. Woodard Dec. 18, 1962 3,069,387 Thixotropic Thread Lubricant Dudley G. Woodard Feb. 15, 1966 3,235,525 Vinylidene Chloride Copolymer Latices and Product Produced Therefrom
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