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Inventor
BUTLER JR RAYMOND ORA
US
2 patents
Patents
2 patents
US5731702A
Mar 24, 1998
High accuracy angle based rotation sensor with time based back up
GEN MOTORS CORP
43 citations
88
US5706792A
Jan 13, 1998
Integrated ignition coil and spark plug
GEN MOTORS CORP
43 citations
88