Inventor
NISHIWAKI MOTOHIRO
JP3 patents
Patents
3 patentsUS5413683AMay 9, 1995
Oxygen sensing apparatus and method using electrochemical oxygen pumping action to provide reference gas
NGK INSULATORS LTD32 citations90
US5249453AOct 5, 1993
Method of compensating output of A/F ratio sensor
NGK INSULATORS LTD35 citations90
US5265458ANov 30, 1993
Method of compensating output of air/fuel ratio sensor for variation in the current sensitivity to oxygen
NGK INSULATORS LTD17 citations71