Inventor
FUKAGAI REINA
JP5 patents
Patents
5 patentsUS7779669B2Aug 24, 2010
Diagnostic method and apparatus for gas sensor
NGK SPARK PLUG CO21 citations92
US7596993B2Oct 6, 2009
Diagnostic method and apparatus for gas sensor
NGK SPARK PLUG CO15 citations83
US7614392B2Nov 10, 2009
Diagnostic method and control apparatus for gas sensor
NGK SPARK PLUG CO8 citations82
US7636624B2Dec 22, 2009
Diagnostic method and control apparatus for gas sensor
NGK SPARK PLUG CO3 citations62
US7850840B2Dec 14, 2010
Method of diagnosing malfunction in gas concentration detecting unit and malfunction diagnostic apparatus thereof
NGK SPARK PLUG CO0 citations40