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Frank Wanlass

Frank Marion Wanlass
Born(1933-05-17)17 May 1933
Died9 September 2010(2010-09-09) (aged 77)
Alma materUniversity of Utah
Known forComplementary metal–oxide–semiconductor
Scientific career
FieldsEngineering and Physics

Frank Marion Wanlass (May 17, 1933, in Thatcher, AZ – September 9, 2010, in Santa Clara, California) was an American electrical engineer. He is best known for inventing CMOS (complementary MOS) logic in 1963. CMOS has since become the standard semiconductor device fabrication process for MOSFETs (metal–oxide–semiconductor field-effect transistors).


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