Inventor · disambiguated record
Hirohito Hirata
Also filed as: HIRATA HIROHITO
29 granted patents·20 pending applications·231 citations·filing 1997–2023
96Inventor score
Top patents by PatentIndex Score
49 records- 0194US7954313B2Exhaust cleaner for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Jun 7, 2011·26 cites·19 claims
- 0290US7820585B2Metal cluster-carrying metal oxide support and process for production thereofTOYOTA MOTOR CO LTD·Filed 2006·Granted Oct 26, 2010·13 cites·7 claims
- 0389US7582586B2Supported catalysts with controlled metal cluster sizeTOYOTA MOTOR CORP·Filed 2006·Granted Sep 1, 2009·17 cites·25 claims
- 0487US9751075B2Ceria-zirconia complex oxide material and method for producing sameTOYOTA MOTOR CO LTD·Filed 2015·Granted Sep 5, 2017·4 cites·1 claims
- 0586US7481043B2Plasma injector, exhaust gas purifying system and method for injecting reducing agentTOYOTA MOTOR CO LTD·Filed 2004·Granted Jan 27, 2009·48 cites·14 claims
- 0683US7510600B2Gas purifying apparatusTOYOTA MOTOR CO LTD·Filed 2006·Granted Mar 31, 2009·11 cites·21 claims
- 0776US6440378B1Catalyst for purifying exhaust gases, a method of producing the same, and a method of purifying exhaust gasesTOYOTA MOTOR CO LTD·Filed 1998·Granted Aug 27, 2002·40 cites·6 claims
- 0874US9079167B2NOx purification catalystTOYOTA MOTOR CO LTD·Filed 2014·Granted Jul 14, 2015·2 cites·4 claims
- 0974US7475533B2Exhaust gas purifying apparatus and method for controlling itTOYOTA MOTOR CO LTD·Filed 2005·Granted Jan 13, 2009·8 cites·2 claims
- 1073US8011181B2Exhaust gas cleaning catalyst, exhaust gas cleaning device, and system comprising internal combustion engineTOYOTA MOTOR CO LTD·Filed 2005·Granted Sep 6, 2011·4 cites·5 claims
- 1171US9358527B2Exhaust gas purification catalyst and production method thereofNAGATA NAOTO·Filed 2012·Granted Jun 7, 2016·2 cites·20 claims
- 1271US7946111B2Apparatus and method for PM purificationTOYOTA MOTOR CO LTD·Filed 2006·Granted May 24, 2011·4 cites·9 claims
- 1369US9126846B2Method of synthesizing metal composite oxide and metal composite oxide obtained by sameNAGAO SATOSHI·Filed 2010·Granted Sep 8, 2015·2 cites·4 claims
- 1469US7299624B2Exhaust gas purifying apparatus and method thereofTOYOTA MOTOR CO LTD·Filed 2006·Granted Nov 27, 2007·2 cites·7 claims
- 1568US9084988B2NOX purification catalystTOYOTA MOTOR CO LTD·Filed 2014·Granted Jul 21, 2015·1 cites·6 claims
- 1668US8191353B2Device and method for controlling internal combustion engineKAKINOHANA MASARU·Filed 2007·Granted Jun 5, 2012·5 cites·8 claims
- 1767US7981389B2Process using microwave energy and a catalyst to crack hydrocarbonsTOYOTA MOTOR CORP·Filed 2006·Granted Jul 19, 2011·3 cites·10 claims
- 1866US6165429AExhaust gas purifying catalyst and exhaust gas purifying methodTOYOTA MOTOR CO LTD·Filed 1997·Granted Dec 26, 2000·26 cites·13 claims
- 1965US7977271B2Multiple-metal complex-containing compound and metal complex, and manufacture methods therefor, and exhaust gas purification catalyst manufacture method using the sameTOYOTA MOTOR CO LTD·Filed 2007·Granted Jul 12, 2011·1 cites·2 claims
- 2062US8104272B2Exhaust purifying system for internal combustion engineHIRATA HIROHITO·Filed 2006·Granted Jan 31, 2012·3 cites·9 claims
- 2162US7468171B2Process using microwave energy and a catalyst to decompose nitrogen oxidesTOYOTA MOTOR CORP·Filed 2006·Granted Dec 23, 2008·2 cites·13 claims
- 2261US2024024816A1Exhaust gas purification catalystTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 2359US10731531B2Internal combustion engine provided with electrochemical reactor and vehicle mounting internal combustion engineTOYOTA MOTOR CO LTD·Filed 2019·Granted Aug 4, 2020·0 cites·10 claims
- 2457US7514047B2Exhaust gas purifying apparatusTOYOTA MOTOR CO LTD·Filed 2004·Granted Apr 7, 2009·6 cites·21 claims
- 2553US8418447B2Exhaust gas cleaning catalyst, exhaust gas cleaning device, and system comprising internal combustion engineHIRATA HIROHITO·Filed 2011·Granted Apr 16, 2013·0 cites·7 claims
- 2652US8051643B2Exhaust gas purification system utilizing ozoneTOYOTA MOTOR CO LTD·Filed 2006·Granted Nov 8, 2011·1 cites·12 claims
- 2749US2007251209A1Heat Generating System and MethodTSUJI KIMITOSHI·Filed 2005·Application pending·0 cites
- 2848US2011021345A1Multiple-metal complex-containing compound and metal complex, and manufacture methods therefor, and exhaust gas purification catalyst manufacture method using the sameTOYOTA MOTOR CO LTD·Filed 2010·Application pending·0 cites
- 2947US2010162688A1Fuel injection apparatusCHANG JEN-SHIN·Filed 2008·Application pending·0 cites
- 3046US8236094B2Exhaust gas purifying deviceKAKINOHANA MASARU·Filed 2008·Granted Aug 7, 2012·0 cites·8 claims
- 3145US2010058742A1Exhaust emission control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Application pending·0 cites
- 3245US2010313552A1Exhaust emission control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Application pending·0 cites
- 3344US2009064664A1Device for Cleaning Exhaust Gas of Internal Combustion EngineTOYOTA MOTOR CO LTD·Filed 2006·Application pending·0 cites
- 3444US2010024398A1Exhaust emission control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Application pending·0 cites
- 3544US2010043406A1Exhaust emission control apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2007·Application pending·0 cites
- 3644US2007207920A1Production Method for Noble-Metal-Cluster-Supporting CatalystTOYOTA MOTOR CO LTD·Filed 2005·Application pending·0 cites
- 3742US2010132337A1Exhaust gas purification device for internal combustion engineHIRATA HIROHITO·Filed 2008·Application pending·0 cites
- 3842US2008268159A1Production Method of Precious Metal CatalystHIRATA HIROHITO·Filed 2006·Application pending·0 cites
- 3941US2009292134A1Novel iridium-platinum complex and method of producing the sameMATZUZAKA HIROYUKI·Filed 2007·Application pending·0 cites
- 4041US2010275586A1Device for cleaning exhaust gas of internal combustion engineHIRATA HIROHITO·Filed 2006·Application pending·0 cites
- 4141US2014305105A1Exhaust purification systemOSAKI MAYUKO·Filed 2014·Application pending·0 cites
- 4240US7829492B2Microwave assisted desulfurization of nitrogen oxide storage reduction catalystsTOYOTA MOTOR CORP·Filed 2006·Granted Nov 9, 2010·0 cites·20 claims
- 4340US2008311009A1Device and Method for Supplying Fuel or Reducing Agent, and Plasma TorchTOYOTA MOTOR CO LTD·Filed 2005·Application pending·0 cites
- 4439US8921259B2Exhaust gas purification catalyst for removing CO or HC, and method for manufacturing sameNAGATA NAOTO·Filed 2010·Granted Dec 30, 2014·0 cites·13 claims
- 4538US8484952B2Device for purification of exhaust gasSAKAKIBARA YUJI·Filed 2007·Granted Jul 16, 2013·0 cites·6 claims
- 4638US2016214088A1Exhaust gas purification catalyst and method for producing itTOYOTA MOTOR CO LTD·Filed 2016·Application pending·0 cites
- 4738US2009247397A1Manufacture method for supported metal catalystMASHIMA KAZUSHI·Filed 2007·Application pending·0 cites
- 4838US2010155650A1Amidine-carboxylic acid complex, briged polynuclear complex derived therefrom, production methods therefor, and use for preparing supported metal or metal oxide clustersMASHIMA KAZUSHI·Filed 2007·Application pending·0 cites
- 4933US2012270729A1CATALYST FOR PURIFICATION OF NOxOSAKI MAYUKO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →