The inventor Garrett Morgan died at the age of 86. Here is all you want to know, and more!
Biography - A Short Wiki
African American inventor of the three-position traffic signal and one of the first gas masks, which he called a Safety Hood. He made a heroic rescue in 1916 when he and three others used his safety hood device to save workers trapped in a water intake tunnel being dug under Lake Erie after a natural gas explosion and fire.
He married his second wife, Mary Anne Hassek, in 1908 and had three children.