Inventor
ADAMS JUSTIN F
US4 patents
Patents
4 patentsUS7444235B2Oct 28, 2008
Post catalyst oxygen sensor diagnostic
GM GLOBAL TECH OPERATIONS INC31 citations91
US7900439B2Mar 8, 2011
Exhaust system monitoring methods and systems
GM GLOBAL TECH OPERATIONS INC26 citations89
US7467628B2Dec 23, 2008
Oxygen sensor heater control methods and systems
GM GLOBAL TECH OPERATIONS INC14 citations82
US7968827B2Jun 28, 2011
Oxygen sensor heater control strategy
GM GLOBAL TECH OPERATIONS INC6 citations61