Inventor
HIRATA HIROHITO
JP29 patents
⚠️ This page may combine multiple inventors who share the name “HIRATA HIROHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOYOTA MOTOR CO LTD
17 patentsUS7954313B2Jun 7, 2011
Exhaust cleaner for internal combustion engine
TOYOTA MOTOR CO LTD26 citations92
US7481043B2Jan 27, 2009
Plasma injector, exhaust gas purifying system and method for injecting reducing agent
TOYOTA MOTOR CO LTD48 citations92
US6440378B1Aug 27, 2002
Catalyst for purifying exhaust gases, a method of producing the same, and a method of purifying exhaust gases
TOYOTA MOTOR CO LTD40 citations92
US6165429ADec 26, 2000
Exhaust gas purifying catalyst and exhaust gas purifying method
TOYOTA MOTOR CO LTD26 citations92
US7820585B2Oct 26, 2010
Metal cluster-carrying metal oxide support and process for production thereof
TOYOTA MOTOR CO LTD13 citations84
US7510600B2Mar 31, 2009
Gas purifying apparatus
TOYOTA MOTOR CO LTD11 citations83
US7475533B2Jan 13, 2009
Exhaust gas purifying apparatus and method for controlling it
TOYOTA MOTOR CO LTD8 citations83
US9751075B2Sep 5, 2017
Ceria-zirconia complex oxide material and method for producing same
TOYOTA MOTOR CO LTD4 citations72
US8011181B2Sep 6, 2011
Exhaust gas cleaning catalyst, exhaust gas cleaning device, and system comprising internal combustion engine
TOYOTA MOTOR CO LTD4 citations62
US7946111B2May 24, 2011
Apparatus and method for PM purification
TOYOTA MOTOR CO LTD4 citations62
US7299624B2Nov 27, 2007
Exhaust gas purifying apparatus and method thereof
TOYOTA MOTOR CO LTD2 citations62
US7514047B2Apr 7, 2009
Exhaust gas purifying apparatus
TOYOTA MOTOR CO LTD6 citations61
US9079167B2Jul 14, 2015
NOx purification catalyst
TOYOTA MOTOR CO LTD2 citations58
US10731531B2Aug 4, 2020
Internal combustion engine provided with electrochemical reactor and vehicle mounting internal combustion engine
TOYOTA MOTOR CO LTD0 citations50
US7977271B2Jul 12, 2011
Multiple-metal complex-containing compound and metal complex, and manufacture methods therefor, and exhaust gas purification catalyst manufacture method using the same
TOYOTA MOTOR CO LTD1 citations49
US9084988B2Jul 21, 2015
NOX purification catalyst
TOYOTA MOTOR CO LTD1 citations47
US8051643B2Nov 8, 2011
Exhaust gas purification system utilizing ozone
TOYOTA MOTOR CO LTD1 citations45
TOYOTA MOTOR CORP
4 patentsUS7582586B2Sep 1, 2009
Supported catalysts with controlled metal cluster size
TOYOTA MOTOR CORP17 citations81
US7981389B2Jul 19, 2011
Process using microwave energy and a catalyst to crack hydrocarbons
TOYOTA MOTOR CORP3 citations61
US7468171B2Dec 23, 2008
Process using microwave energy and a catalyst to decompose nitrogen oxides
TOYOTA MOTOR CORP2 citations58
US7829492B2Nov 9, 2010
Microwave assisted desulfurization of nitrogen oxide storage reduction catalysts
TOYOTA MOTOR CORP0 citations48