Douglas H. Ring, Date of Birth, Place of Birth, Date of Death
TweetDouglas H. Ring
American inventor
Date of Birth: 28-Mar-1907
Place of Birth: Montana, United States
Date of Death: 08-Sep-2000
Profession: engineer
Nationality: United States
Zodiac Sign: Aries 
About Douglas H. Ring
- Douglas H.
- Ring (March 28, 1907 in Montana – September 8, 2000 in Red Bank, New Jersey) was one of the Bell Labs engineers that invented the cell phone.
- The history of cellular phone technology began on December 11, 1947 with an internal memo written by Douglas H.
- Ring in which he proposed development of a cellular telephone system by AT&T.Although Martin Cooper of Motorola is considered the inventor of the first handheld cellular telephone and the first person to demonstrate to reporters a handheld cell phone call, Cooper's April 1973 call used cellular telephone technology invented and developed by Bell Labs engineers.
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