About Lewis Howard Latimer
Lewis Howard Latimer was an American inventor and patent draftsman. His inventions included an evaporative air conditioner, an improved process for manufacturing carbon filaments for electric light bulbs, and an improved toilet system for railroad cars. In 1884, he joined the Edison Electric Light Company where he worked as a draftsman. The Lewis H. Latimer House, his landmarked former residence, is located near the Latimer Projects at 34–41 137th Street in Flushing, Queens, New York City.
Biography source:
Wikipedia