DECIMUS:
George Alcorn, Method of fabricating an imaging X-ray spectrometer 1967 (Do you even know what one of these is?)
Dr. Patricia Bath, a method for removing cataract lenses using a laser device making the procedure more accurate. 1988
Andrew Beard, inventor of the rotary engine 1892 and the jenny coupler 1897 (not janney coupler)
Henry Blair, Dry Cleaning Process 1821
Otis Boykin, Improved Electrical Resistor, variable resistor used in guided missile parts, control unit for heart stimulators, a burglar-proof cash register, a chemical air filter..... (Getting the picture yet?) 1959-1985
Charles Brooks, inventor of the street-sweeper truck 1896
Phil Brooks, inventor of the Disposable Syringe 1974
Henry Brown, fireproof filing cabinet 1886
Marie Brown, home security system, video security system 1969, smoke and heat detector 1976
John Albert Burr, rotary lawn mower, 1899
And that's just the first two letters of the alphabet after 5 minutes of research.