David H. Evans

U.S. Philips: 1 patents #205 of 1,030Top 20%

WE Westinghouse Electric: 1 patents #157 of 682Top 25%

Overall (1989): #29,618 of 140,708Top 25%

Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4878810	Turbine blades having alternating resonant frequencies	—	1989-11-07
4821041	Patch antenna	—	1989-04-11