George H. Heilmeier
Engineer and LCD technology pioneer
Born
Died
Category
Scientists & Innovators
Country
United States
Links & References
An engineer contributed significantly to liquid crystal display (LCD) technology. Served as director of the Defense Advanced Research Projects Agency (DARPA) from 1975 to 1977, influencing defense research and technology development. Played a pivotal role in commercializing LCDs through work at RCA and later as a founder of several technology companies. His research helped lead to the development of various display technologies that are widely used in electronic devices today.
Developed liquid crystal display technology
Served as director of DARPA
Contributed to research in advanced display systems
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Swiss footballer with international experience
Born
May 22nd, 1985 41 years ago
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May 22nd, 2004 22 years ago
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May 22nd, 2002 24 years ago
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Chilean footballer and Copa América champion
Born
May 22nd, 1987 39 years ago
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Korean singer and actor in EXO.
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May 22nd, 1991 35 years ago
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Professional baseball outfielder, All-Star
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May 22nd, 1989 37 years ago
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Continue ReadingOther People Who Died on April 21st
Bardas
Regent of the Byzantine Empire
Died
April 21st, 866 1160 years ago — None years old
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French philosopher of postmodernism
Born
August 10th, 1924 101 years ago
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April 21st, 1998 28 years ago — 73 years old
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Frankish Archbishop of Mainz
Died
April 21st, 847 1179 years ago — None years old
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July 23rd, 1905 120 years ago
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Military leader and commander
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October 18th, 1663 362 years ago
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April 21st, 1736 290 years ago — 72 years old
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Born
April 15th, 1282 744 years ago
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