Inventor · disambiguated record
Yasuyoshi Kato
Also filed as: KATO YASUYOSHI
50 granted patents·11 pending applications·671 citations·filing 1984–2017
98Inventor score
Files withBABCOCK HITACHI KK33KATO YASUYOSHI11MITSUBISHI HITACHI POWER SYS4FUJISAWA MASATOSHI2KAI KEIICHIRO2
Top patents by PatentIndex Score
61 records- 0192US7334631B2Heat exchangerKATO YASUYOSHI·Filed 2005·Granted Feb 26, 2008·77 cites·8 claims
- 0290US7842644B2Catalyst for oxidation of metal mercuryBABCOCK HITACHI KK·Filed 2007·Granted Nov 30, 2010·23 cites·12 claims
- 0390US4571329AAmmonia reduction-denitration process and apparatus thereforBABCOCK HITACHI KK·Filed 1984·Granted Feb 18, 1986·66 cites·10 claims
- 0485US8535628B2Exhaust gas purifying catalystKATO YASUYOSHI·Filed 2012·Granted Sep 17, 2013·7 cites·12 claims
- 0584US5409681ACatalyst for purifying exhaust gasBABCOCK HITACHI KK·Filed 1992·Granted Apr 25, 1995·60 cites·14 claims
- 0681US4798813ACatalyst for removing nitrogen oxide and process for producing the catalystBABCOCK HITACHI KK·Filed 1987·Granted Jan 17, 1989·47 cites·14 claims
- 0778US9186657B2Exhaust gas purification catalyst suppressing influence of iron compoundMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted Nov 17, 2015·2 cites·20 claims
- 0876US9067194B2Method of regenerating used catalystKATO YASUYOSHI·Filed 2008·Granted Jun 30, 2015·6 cites·7 claims
- 0974US10549264B2Method of regenerating used denitration catalystMITSUBISHI HITACHI POWER SYS·Filed 2016·Granted Feb 4, 2020·1 cites·6 claims
- 1074US8470728B2Exhaust gas purifying catalystKATO YASUYOSHI·Filed 2007·Granted Jun 25, 2013·3 cites·12 claims
- 1173US8673250B2Exhaust gas purification catalyst and production method therefor, and method for purifying nitrogen oxide in exhaust gasKAI KEIICHIRO·Filed 2011·Granted Mar 18, 2014·4 cites·3 claims
- 1272US5348987ANOx removal catalyst containing an inorganic fiberBABCOCK HITACHI KK·Filed 1993·Granted Sep 20, 1994·29 cites·4 claims
- 1368US8323597B2Method for purifying exhaust gas containing mercury metal, oxidation catalyst for mercury metal in exhaust gas and method for producing the sameKATO YASUYOSHI·Filed 2009·Granted Dec 4, 2012·1 cites·19 claims
- 1468US5151256ACoal combustion apparatus provided with a denitrationBABCOCK HITACHI KK·Filed 1991·Granted Sep 29, 1992·30 cites·6 claims
- 1567US5087600AProcess for producing a catalyst for denitration by catalytic reduction using ammoniaBABCOCK HITACHI KK·Filed 1990·Granted Feb 11, 1992·29 cites·8 claims
- 1667US4711872ACatalyst for combustion and process for producing sameBABCOCK HITACHI KK·Filed 1986·Granted Dec 8, 1987·20 cites·6 claims
- 1766US4952548ACatalyst for removing nitrogen oxidesBABCOCK HITACHI KK·Filed 1988·Granted Aug 28, 1990·21 cites·4 claims
- 1865US9550146B2NOx reduction catalyst for exhaust gas and method for producing sameKATO YASUYOSHI·Filed 2011·Granted Jan 24, 2017·1 cites·12 claims
- 1962US6759565B1Method for decomposing chlorine-containing organic compound contained in exhaust gas and catalyst for use in the methodBABCOCK HITACHI KK·Filed 2000·Granted Jul 6, 2004·5 cites·6 claims
- 2061US6674830B2Nuclear reactor plantTOKYO INST TECH·Filed 2002·Granted Jan 6, 2004·24 cites·4 claims
- 2161US4966882ACatalyst for denitration by catalytic reduction using ammonia and a process for producing the sameBABCOCK HITACHI KK·Filed 1988·Granted Oct 30, 1990·16 cites·6 claims
- 2260US5155083ACatalyst for reducing nitrogen oxides and process for making the catalystBABCOCK HITACHI KK·Filed 1990·Granted Oct 13, 1992·23 cites·9 claims
- 2359US7591987B1Method and apparatus for treating ammonia-containing gasBABCOCK HITACHI KK·Filed 2004·Granted Sep 22, 2009·3 cites·9 claims
- 2458US6862331B2Reactor core cooling structureTOKYO INST TECH·Filed 2004·Granted Mar 1, 2005·4 cites·4 claims
- 2558US6710013B1Exhaust emission control catalyst structureBABCOCK HITACHI KK·Filed 1999·Granted Mar 23, 2004·22 cites·18 claims
- 2656US7005402B1Exhaust gas purifying catalyst compound, catalyst comprising said compound and method for preparing the compoundBABCOCK HITACHI KK·Filed 2000·Granted Feb 28, 2006·3 cites·11 claims
- 2755US5059576ACatalyst for removing nitrogen oxides and a process for producing the sameBABCOCK HITACHI KK·Filed 1990·Granted Oct 22, 1991·16 cites·10 claims
- 2855US4865827AProcess for removing nitrogen oxidesBABCOCK HITACHI KK·Filed 1988·Granted Sep 12, 1989·13 cites·12 claims
- 2954US7655064B2Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and deviceBABCOCK HITACHI KK·Filed 2004·Granted Feb 2, 2010·8 cites·16 claims
- 3054US2011116999A1Exhaust gas purification catalyst on which influence of iron compound has been suppressedKATO YASUYOSHI·Filed 2009·Application pending·0 cites
- 3154US2009246111A1Exhaust gas purification catalyst and method for production thereofBABACOCK HITACHI KABUSHIKI KAI·Filed 2008·Application pending·0 cites
- 3253US10898881B2Catalyst for metal mercury oxidation reactions and nitrogen oxide reduction reactions, and exhaust gas purification methodMITSUBISHI HITACHI POWER SYS·Filed 2017·Granted Jan 26, 2021·0 cites·6 claims
- 3353US5294584AProcess for producing a denitration catalystBABCOCK HITACHI KK·Filed 1991·Granted Mar 15, 1994·15 cites·3 claims
- 3453US5047378AExhaust gas-purifying catalyst and process for purifying exhaust gasesBABCOCK HITACHI KK·Filed 1989·Granted Sep 10, 1991·12 cites·4 claims
- 3553US2009263304A1Catalyst for removal of nitrogen oxide and method for removal of nitrogen oxideYOSHIDA NORIKO·Filed 2008·Application pending·0 cites
- 3652US9694318B2Catalyst structure for exhaust gas cleaningMITSUBISHI HITACHI POWER SYS·Filed 2013·Granted Jul 4, 2017·0 cites·6 claims
- 3752US7585807B2Production of catalyst for removal of introgen oxidesBABCOCK HITACHI KK·Filed 2003·Granted Sep 8, 2009·3 cites·12 claims
- 3852US4946661AProcess for removing nitrogen oxidesBABCOCK HITACHI KK·Filed 1988·Granted Aug 7, 1990·11 cites·2 claims
- 3950US2011189069A1Exhaust gas purification catalyst and method for production thereofBABCOCK HITACHI KK·Filed 2011·Application pending·0 cites
- 4049US6063342ACatalyst unit and gas purifying apparatusBABCOCK HITACHI KK·Filed 1998·Granted May 16, 2000·14 cites·45 claims
- 4149US5792432ACatalyst unit and gas purifying apparatusBABCOCK HITACHI KK·Filed 1995·Granted Aug 11, 1998·15 cites·29 claims
- 4248US8664141B2Catalyst for cleaning up nitrogen oxides and a method for producing sameFUJISAWA MASATOSHI·Filed 2009·Granted Mar 4, 2014·0 cites·12 claims
- 4348US2011070140A1Catalyst for removal of nitrogen oxide and method for removal of nitrogen oxideBABCOCK HITACHI KK·Filed 2010·Application pending·0 cites
- 4447US8518852B2Base for catalyst, catalyst and methods for producing thoseKATO YASUYOSHI·Filed 2006·Granted Aug 27, 2013·0 cites·15 claims
- 4547US4977128ACatalyst for combustion and process for producing sameBABCOCK HITACHI KK·Filed 1987·Granted Dec 11, 1990·9 cites·10 claims
- 4646US9724683B2Catalyst structureBABCOCK-HITACHI KK·Filed 2013·Granted Aug 8, 2017·0 cites·6 claims
- 4746US5166122AProcess for producing a denitration catalystBABCOCK HITACHI KK·Filed 1990·Granted Nov 24, 1992·13 cites·15 claims
- 4845US8372363B2Method of mercury removal from combustion exhaust gas and combustion exhaust gas purification apparatusBABCOCK HITACHI KK·Filed 2010·Granted Feb 12, 2013·0 cites·4 claims
- 4944US7160527B2Method for treating amonia-containing effluent waterBABCOCK HITACHI KASUSHIKI KAIS·Filed 2001·Granted Jan 9, 2007·2 cites·4 claims
- 5043US9044736B2Method for producing metal substrate for flue gas denitration catalystKATO YASUYOSHI·Filed 2011·Granted Jun 2, 2015·0 cites·10 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →