Elijah McCoy Death Cause and Date

Elijah McCoy's Death

Born (Birthday) May 2, 1844

Death Date October 10, 1929

Age of Death 85 years

Cause of Death Dementia

Profession Inventor

The inventor Elijah McCoy died at the age of 85. Here is all you want to know, and more!

Biography - A Short Wiki

Best known as the inventor of mechanical lubrication for steam engines, he also had 57 other U.S. patents to his name. His name, McCoy, is a likely origin of the expression “The real McCoy.”

He was first married to Ann Elizabeth Stewart who died four short years after they married. He then married Mary Eleanor Delaney.