Carburetor
The first carburetor was invented by Samuel Morey in 1826. The first person to patent a carburetor for use in a petroleum engine was Siegfried Marcus with his 6 July 1872 patent for a device which mixes fuel with air.
Edgar Apperson
He, along with his brother Elmer, was the first to create one of the world's first horseless carriages, and Edgar was the first to install the anti-friction bearings and opposed cylinder gasoline engine and the first to design carburators with needle valves and originator of the double ignition system in 1904.