American engineer who is credited with developing videocassette recorders, cordless telephones, and the fax machine. He was named 1995 Engineer of the Year by Design News and inducted into the New Jersey Inventors Hall of Fame soon after.
He served in World War II before studying at New York University.
He and his family founded a philanthropic foundation, the Lemelson Foundation, which supports innovations to improve the lives of people in developing countries.
He grew up with two younger brothers in Staten Island, New York. He had children named Robert and Eric.
He followed in the footsteps of Thomas Edison by becoming one of America's most prolific inventors.