Inventor
KURACHI HIROSHI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “KURACHI HIROSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NGK INSULATORS LTD
14 patentsUS6134883AOct 24, 2000
Method of controlling an engine exhaust gas system and method of detecting deterioration of catalyst/adsorbing means
NGK INSULATORS LTD125 citations99
US6026640AFeb 22, 2000
Method of controlling an engine exhaust gas system and method of detecting deterioration of catalyst/adsorbing means
NGK INSULATORS LTD45 citations96
US6017503AJan 25, 2000
Method of removing NOx from exhaust gases
NGK INSULATORS LTD50 citations96
US6012282AJan 11, 2000
Method for controlling engine exhaust gas system
NGK INSULATORS LTD78 citations96
US5953907ASep 21, 1999
Method of controlling an engine exhaust gas system and method of detecting deterioration of catalyst/adsorbing means
NGK INSULATORS LTD86 citations96
US5271821ADec 21, 1993
Oxygen sensor and method of producing the same
NGK INSULATORS LTD56 citations96
US4770760ASep 13, 1988
Electrochemical NOx sensor
NGK INSULATORS LTD106 citations96
US6455009B1Sep 24, 2002
System for removing NOx from exhaust gases
NGK INSULATORS LTD33 citations92
US6287439B1Sep 11, 2001
Gas sensor
NGK INSULATORS LTD49 citations92
US4863583ASep 5, 1989
Electrode structure of an oxygen sensing element
NGK INSULATORS LTD49 citations92
US7666286B2Feb 23, 2010
Gas sensor
NGK INSULATORS LTD3 citations62
US6796175B2Sep 28, 2004
Gas sensor, gas sensor installation structure, and method for installing gas sensor
NGK INSULATORS LTD4 citations62
US7497933B2Mar 3, 2009
Gas sensor
NGK INSULATORS LTD1 citations52
US6857316B2Feb 22, 2005
Gas sensor, gas sensor installation structure, and method for installing gas sensor
NGK INSULATORS LTD1 citations52