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David H. Evans

U.S. Philips: 7 patents #535 of 8,851Top 7%

Philips: 5 patents #1,000 of 7,731Top 15%

WEWestinghouse Electric: 5 patents #593 of 5,139Top 15%

Koniniklijke Philips N.V.: 2 patents #2,768 of 7,486Top 40%

POPolaroid: 1 patents #513 of 898Top 60%

Ford: 1 patents #9,341 of 17,473Top 55%

IBM: 1 patents #44,794 of 70,183Top 65%

Overall (All Time): #146,771 of 4,157,543Top 4%

27 Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #	Title	Co-Inventors	Date
4821041	Patch antenna	—	1989-04-11
4302612	Synthesis of perfluorodialdehydes	Richard B. Greenwald	1981-11-24