Inventor
IWAKUNI HIDEHARU
JP26 patents
⚠️ This page may combine multiple inventors who share the name “IWAKUNI HIDEHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAZDA MOTOR
23 patentsUS6066587AMay 23, 2000
Catalyst for purifying exhaust gas
MAZDA MOTOR122 citations98
US6221804B1Apr 24, 2001
Catalyst for purifying exhaust gas and manufacturing method thereof
MAZDA MOTOR79 citations96
US5677258AOct 14, 1997
Burned gas purifying catalyst
MAZDA MOTOR61 citations96
US7785545B2Aug 31, 2010
Exhaust gas catalytic conversion system
MAZDA MOTOR20 citations92
US7446076B2Nov 4, 2008
Exhaust gas purification catalyst
MAZDA MOTOR20 citations92
US7341975B2Mar 11, 2008
Exhaust gas purification catalytic material and method for fabricating the same
MAZDA MOTOR21 citations92
US6432859B1Aug 13, 2002
Method of producing exhaust gas purifying catalyst and catalyst produced thereby
MAZDA MOTOR40 citations92
US6420306B2Jul 16, 2002
Burned gas purifying catalyst
MAZDA MOTOR19 citations92
US6141960ANov 7, 2000
Exhaust gas purifying system for engine
MAZDA MOTOR38 citations92
US5958826ASep 28, 1999
Burned gas purifying catalyst
MAZDA MOTOR25 citations92
US5795840AAug 18, 1998
Burned gas purifying catalyst
MAZDA MOTOR35 citations92
US5571763ANov 5, 1996
Exhaust gas purification system and catalyst therefor
MAZDA MOTOR26 citations92
US7307039B2Dec 11, 2007
Exhaust gas purification catalyst and oxygen storage component for the same
MAZDA MOTOR19 citations90
US7608561B2Oct 27, 2009
Exhaust gas purifying catalyst
MAZDA MOTOR11 citations83
US7235511B2Jun 26, 2007
Exhaust gas purifying catalyst
MAZDA MOTOR17 citations81
US6180558B1Jan 30, 2001
Material for exhaust gas purifying catalyst, exhaust gas purifying catalyst made of the material and method for producing the exhaust gas purifying catalyst
MAZDA MOTOR18 citations81
US5242883ASep 7, 1993
Exhaust gas disposable catalyst and method of manufacturing the same
MAZDA MOTOR18 citations74
US6120746ASep 19, 2000
Exhaust gas cleaning catalyst component, process of production of the same and process for production of exhaust gas cleaning catalyst member
MAZDA MOTOR8 citations73
US5489561AFeb 6, 1996
Catalyst for exhaust gas purification
MAZDA MOTOR6 citations73
US5391403AFeb 21, 1995
Method of manufacturing a sensor having a magnetic film
MAZDA MOTOR15 citations73
US5700747ADec 23, 1997
Exhaust gas cleaning catalyst complex and method for producing the same
MAZDA MOTOR5 citations63
US7863217B2Jan 4, 2011
Exhaust gas purifying catalyst and exhaust gas purifying method
MAZDA MOTOR5 citations62
US5459997AOct 24, 1995
Engine exhaust gas purification system
MAZDA MOTOR1 citations50