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.
Garfield Wood
In 1897, at age 17, he invented a downdraft carburetor which enabled his inspection boat to outrace the other inspectors.