Peter Cooper Hewitt, Date of Birth, Place of Birth, Date of Death
TweetPeter Cooper Hewitt
American electrical engineer
Date of Birth: 05-May-1861
Place of Birth: New York City, New York, United States
Date of Death: 25-Aug-1921
Profession: engineer, inventor, patent inventor, electrical engineer
Nationality: United States
Zodiac Sign: Taurus 
About Peter Cooper Hewitt
- Peter Cooper Hewitt (May 5, 1861 – August 25, 1921) was an American electrical engineer and inventor, who invented the first mercury-vapor lamp in 1901.
- Hewitt was issued U.S.
- Patent 682,692 on September 17, 1901.
- In 1903, Hewitt created an improved version that possessed higher color qualities which eventually found widespread industrial use.
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