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Inventors Historical Inventors: O


Ellen Ochoa
Invented optical analysis systems and was the world's first Hispanic female astronaut.

Dr. Hans von Ohain
Co-inventor of the first jet engine.

Samuel O'Reilly
Samuel O'Reilly and the history of inventions related to tattoos.

Kenneth H Olsen
Invented vital computer components and is best known for inventing "Magnetic Core Memory" and for co-founding the Digital Equipment Corporation.

Scott Olson and Brennan Olson
Invented Rollerblades.

Elisha Graves Otis
Invented the elevator brake making safe elevators possible.

John Ott
A pioneer of full-spectrum lighting, Ott first became interested in the effects of artificial light while doing time-lapse photography.

Nicolaus August Otto
Invented the first practical alternative to the steam engine, the "Four-Stroke Internal-Combustion Engine" or gas motor engine in 1876. He named his invention the "Otto Cycle Engine". As soon as he had completed his engine, Otto invented a motorcycle to use it with.

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