Inventor
KATO YASUYOSHI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “KATO YASUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BABCOCK HITACHI KK
30 patentsUS5409681AApr 25, 1995
Catalyst for purifying exhaust gas
BABCOCK HITACHI KK60 citations95
US4571329AFeb 18, 1986
Ammonia reduction-denitration process and apparatus therefor
BABCOCK HITACHI KK66 citations95
US5348987ASep 20, 1994
NOx removal catalyst containing an inorganic fiber
BABCOCK HITACHI KK29 citations92
US5155083AOct 13, 1992
Catalyst for reducing nitrogen oxides and process for making the catalyst
BABCOCK HITACHI KK23 citations92
US5151256ASep 29, 1992
Coal combustion apparatus provided with a denitration
BABCOCK HITACHI KK30 citations92
US5087600AFeb 11, 1992
Process for producing a catalyst for denitration by catalytic reduction using ammonia
BABCOCK HITACHI KK29 citations92
US7842644B2Nov 30, 2010
Catalyst for oxidation of metal mercury
BABCOCK HITACHI KK23 citations91
US6710013B1Mar 23, 2004
Exhaust emission control catalyst structure
BABCOCK HITACHI KK22 citations91
US4798813AJan 17, 1989
Catalyst for removing nitrogen oxide and process for producing the catalyst
BABCOCK HITACHI KK47 citations90
US7655064B2Feb 2, 2010
Particulate matter-containing exhaust emission controlling filter, exhaust emission controlling method and device
BABCOCK HITACHI KK8 citations81
US4952548AAug 28, 1990
Catalyst for removing nitrogen oxides
BABCOCK HITACHI KK21 citations81
US4711872ADec 8, 1987
Catalyst for combustion and process for producing same
BABCOCK HITACHI KK20 citations81
US6143687ANov 7, 2000
Denitration catalyst, process for preparing the same, and exhaust gas purification method
BABCOCK HITACHI KK8 citations73
US5294584AMar 15, 1994
Process for producing a denitration catalyst
BABCOCK HITACHI KK15 citations73
US5059576AOct 22, 1991
Catalyst for removing nitrogen oxides and a process for producing the same
BABCOCK HITACHI KK16 citations73
US5047378ASep 10, 1991
Exhaust gas-purifying catalyst and process for purifying exhaust gases
BABCOCK HITACHI KK12 citations73
US4977128ADec 11, 1990
Catalyst for combustion and process for producing same
BABCOCK HITACHI KK9 citations73
US4966882AOct 30, 1990
Catalyst for denitration by catalytic reduction using ammonia and a process for producing the same
BABCOCK HITACHI KK16 citations73
US4946661AAug 7, 1990
Process for removing nitrogen oxides
BABCOCK HITACHI KK11 citations73
US4865827ASep 12, 1989
Process for removing nitrogen oxides
BABCOCK HITACHI KK13 citations73
US6063342AMay 16, 2000
Catalyst unit and gas purifying apparatus
BABCOCK HITACHI KK14 citations72
US5792432AAug 11, 1998
Catalyst unit and gas purifying apparatus
BABCOCK HITACHI KK15 citations72
US5166122ANov 24, 1992
Process for producing a denitration catalyst
BABCOCK HITACHI KK13 citations72
US7591987B1Sep 22, 2009
Method and apparatus for treating ammonia-containing gas
BABCOCK HITACHI KK3 citations63
US7585807B2Sep 8, 2009
Production of catalyst for removal of introgen oxides
BABCOCK HITACHI KK3 citations62
US7005402B1Feb 28, 2006
Exhaust gas purifying catalyst compound, catalyst comprising said compound and method for preparing the compound
BABCOCK HITACHI KK3 citations61
US6833117B1Dec 21, 2004
Exhaust emission control catalyst element, catalyst structure, production method thereof, exhaust emission control apparatus and exhaust emission control method using the apparatus
BABCOCK HITACHI KK5 citations61
US6759565B1Jul 6, 2004
Method for decomposing chlorine-containing organic compound contained in exhaust gas and catalyst for use in the method
BABCOCK HITACHI KK5 citations61
US7824635B2Nov 2, 2010
Filter for exhaust gas from diesel engine and equipment
BABCOCK HITACHI KK0 citations51
US8372363B2Feb 12, 2013
Method of mercury removal from combustion exhaust gas and combustion exhaust gas purification apparatus
BABCOCK HITACHI KK0 citations50
KATO YASUYOSHI
8 patentsUS7334631B2Feb 26, 2008
Heat exchanger
KATO YASUYOSHI77 citations91
US8535628B2Sep 17, 2013
Exhaust gas purifying catalyst
KATO YASUYOSHI7 citations82
US9067194B2Jun 30, 2015
Method of regenerating used catalyst
KATO YASUYOSHI6 citations73
US8470728B2Jun 25, 2013
Exhaust gas purifying catalyst
KATO YASUYOSHI3 citations61
US8323597B2Dec 4, 2012
Method for purifying exhaust gas containing mercury metal, oxidation catalyst for mercury metal in exhaust gas and method for producing the same
KATO YASUYOSHI1 citations52
US8518852B2Aug 27, 2013
Base for catalyst, catalyst and methods for producing those
KATO YASUYOSHI0 citations51
US9550146B2Jan 24, 2017
NOx reduction catalyst for exhaust gas and method for producing same
KATO YASUYOSHI1 citations49
US9044736B2Jun 2, 2015
Method for producing metal substrate for flue gas denitration catalyst
KATO YASUYOSHI0 citations45
MITSUBISHI HITACHI POWER SYS
4 patentsUS10549264B2Feb 4, 2020
Method of regenerating used denitration catalyst
MITSUBISHI HITACHI POWER SYS1 citations61
US9186657B2Nov 17, 2015
Exhaust gas purification catalyst suppressing influence of iron compound
MITSUBISHI HITACHI POWER SYS2 citations61
US10898881B2Jan 26, 2021
Catalyst for metal mercury oxidation reactions and nitrogen oxide reduction reactions, and exhaust gas purification method
MITSUBISHI HITACHI POWER SYS0 citations56
US9694318B2Jul 4, 2017
Catalyst structure for exhaust gas cleaning
MITSUBISHI HITACHI POWER SYS0 citations51