Granville Woods

Granville Woods was an American inventor and electrical engineer. He was born in Columbus, Ohio, in 1856. He held over 60 patents during his lifetime. His most important invention helped prevent train crashes by allowing moving trains to communicate with stations.

Early Life

Woods had to leave school at age 10 to work. He educated himself by reading and taking classes when he could. He worked as a railroad engineer and in a machine shop. He used his practical experience to fuel his inventions.

Inventions

Woods invented a telegraph system that allowed moving trains to communicate with train stations and other trains. This invention greatly reduced train crashes. He also improved electrical systems for streetcars. Thomas Edison tried to claim one of his inventions, but Woods won in court twice.

Fun Facts

• Granville Woods held over 60 patents during his lifetime.
• He was nicknamed the 'Black Edison.'
• He won two patent lawsuits against Thomas Edison.

Did You Know?

Granville Woods's train communication system saved many lives by preventing head-on collisions. Before his invention, trains had no way to warn each other about their location.