Index of black inventors by state or country of residence 1834-2008
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| Albert L. Brown Dec. 2, 1969 3,482,037 Home Security System Utilizing Television Surveillance
Marie Van Brittan Brown Dec. 2, 1969 3,482,037 Home Security System Utilizing Television Surveillance Oscar E. Brown Aug. 23, 1892 481,271 Horseshoe Oscar E. Brown Aug. 7, 1894 524,055 Horseshoe Oscar E. Brown Apr. 21, 1908 885,141 Water Motor Oscar E. Brown Nov. 16, 1915 1,160,834 Non Slipping Attachment for Horseshoes Oscar E. Brown Aug. 8, 1916 1,193,864 Detachable Calk Frame Oscar E. Brown March 12, 1918 1,258,863 Nonskid Vehicle Tire Oscar E. Brown Jan. 2, 1923 1,440,580 Nonskid Attachment for Vehicle Tires Oscar R. Cassell Apr. 18, 1911 990,107 Bedstead Extension Oscar R. Cassell Apr. 30, 1912 1,024,766 Flying Machine 
Oscar R. Cassell Sep. 10, 1912 1,038,291 Angle Indicator Oscar R. Cassell July 28, 1914 1,105,487 Bedstead Extension Oscar R. Cassell Feb. 14, 1922 1,406,344 Flying Machine 
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