Inventor

WILHELM JR RALPH V

3 patents

Patents

3 patents

US4253931AMar 3, 1981

Electrode sputtering process for exhaust gas oxygen sensor

GEN MOTORS CORP25 citations78

US4244798AJan 13, 1981

Exhaust electrode process for exhaust gas oxygen sensor

GEN MOTORS CORP15 citations70

US4303490ADec 1, 1981

Exhaust electrode process for exhaust gas oxygen sensor

GEN MOTORS CORP4 citations59