Martin Cooper of Motorola makes the first handheld mobile phone call to Joel S. Engel of Bell Labs.

Martin Cooper (inventor)

American engineer (born 1928)

Martin Cooper is an American engineer. He is a pioneer in the wireless communications industry, especially in radio spectrum management, with eleven patents in the field.

Motorola

American telecommunications company (1928–2011)

Motorola, Inc. was an American multinational telecommunications company based in Schaumburg, Illinois. It was founded by brothers Paul and Joseph Galvin in 1928 and had been named Motorola since 1947. Many of Motorola's products had been radio-related communication equipment…

History of mobile phones

The history of mobile phones covers mobile communication devices that connect wirelessly to the public switched telephone network.

Joel S. Engel

American electrical engineer (born 1936)

Joel Stanley Engel is an American electrical engineer who made fundamental contributions to the development of cellular networks.

Bell Labs

Research and scientific development company

Nokia Bell Labs, commonly referred to as Bell Labs, is an American industrial research and development company owned by Finnish technology company Nokia. With headquarters located in Murray Hill, New Jersey, the company operates several laboratories in the United States and…