Skip to content
227,683 profiles ranked

William David Coolidge

American physicist (1873-1975) · United States · On the map · Scientists · Died at 101

William David Coolidge was an American physicist and engineer, who made major contributions to X-ray machines. He was the director of the General Electric Research Laboratory and a vice-president of the corporation.

William David Coolidge is read about 28 times a day, in 22 languages.

A typical day, 30 days to 24 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

Something wrong?
Compare

A life in dates

1975Died3 February 1975National Inventors Hall of FameAward1963X-ray badgeAward1944Franklin MedalAward1941Dennis Gabor Medal and PrizeAward1939Faraday MedalAward1932Washington AwardAward1927Edison MedalAwardHughes MedalAwardLouis E. Levy Medal of the Franklin InstituteAward1926Howard N. Potts MedalAward1914Rumford PrizeAward1873Born23 October 1873

Media & music

Photos 1

Awards

National Inventors Hall of Fame1975
X-ray badge1963
Franklin Medal1944
Dennis Gabor Medal and Prize1941
Faraday Medal1939
Washington Award1932
Edison Medal1927
Hughes Medal1927
Louis E. Levy Medal of the Franklin Institute1927
Howard N. Potts Medal1926
Rumford Prize1914

About this person

He was also famous for the development of "ductile tungsten", which is important for the incandescent light bulb.

Country
United States
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1873 to 1975 · aged 101