Assignee
KANSAI ELECTRIC POWER CO
US·68 granted patents·12 pending applications·2,344 citations·filing 1979–2021
Top patents by PatentIndex Score
80 records- 0197US5344627AProcess for removing carbon dioxide from combustion exhaust gasKANSAI ELECTRIC POWER CO·Filed 1993·Granted Sep 6, 1994·189 cites·2 claims
- 0294US5378442AMethod for treating combustion exhaust gasKANSAI ELECTRIC POWER CO·Filed 1993·Granted Jan 3, 1995·112 cites·9 claims
- 0392US7029793B2Nonaqueous electrolyte lithium secondary cellKANSAI ELECTRIC POWER CO·Filed 2001·Granted Apr 18, 2006·77 cites·8 claims
- 0492US6342709B1Insulated gate semiconductor deviceKANSAI ELECTRIC POWER CO·Filed 1997·Granted Jan 29, 2002·125 cites·20 claims
- 0591US7220515B2Pressure fluctuation prevention tank structure, electrolyte circulation type secondary battery, and redox flow type secondary batteryKANSAI ELECTRIC POWER CO·Filed 2001·Granted May 22, 2007·50 cites·11 claims
- 0691US7199550B2Method of operating a secondary battery system having first and second tanks for reserving electrolytesKANSAI ELECTRIC POWER CO·Filed 2002·Granted Apr 3, 2007·63 cites·3 claims
- 0791US5700437AMethod for removing carbon dioxide from combustion exhaust gasKANSAI ELECTRIC POWER CO·Filed 1996·Granted Dec 23, 1997·115 cites·5 claims
- 0891US5618506AProcess for removing carbon dioxide from gasesKANSAI ELECTRIC POWER CO·Filed 1995·Granted Apr 8, 1997·107 cites·11 claims
- 0991US5603908AProcess for removing carbon dioxide from combustion gasesKANSAI ELECTRIC POWER CO·Filed 1996·Granted Feb 18, 1997·81 cites·6 claims
- 1091US5339633ARecovery of carbon dioxide from combustion exhaust gasKANSAI ELECTRIC POWER CO·Filed 1992·Granted Aug 23, 1994·83 cites·2 claims
- 1190US7554220B2Stable power supplying apparatusKANSAI ELECTRIC POWER CO·Filed 2004·Granted Jun 30, 2009·38 cites·14 claims
- 1290US6036931AMethod for removing carbon dioxide from combustion exhaust gasKANSAI ELECTRIC POWER CO·Filed 1997·Granted Mar 14, 2000·76 cites·2 claims
- 1390US5648053AProcess for removing carbon dioxide and nitrogen oxides from combustion gasesKANSAI ELECTRIC POWER CO·Filed 1995·Granted Jul 15, 1997·86 cites·3 claims
- 1489US7061205B2Method for operating redox flow battery systemKANSAI ELECTRIC POWER CO·Filed 2003·Granted Jun 13, 2006·48 cites·6 claims
- 1588US6117404AApparatus and process for recovering basic amine compounds in a process for removing carbon dioxideKANSAI ELECTRIC POWER CO·Filed 1997·Granted Sep 12, 2000·87 cites·15 claims
- 1688US4879973AAutomatic tube circumference scanning apparatusKANSAI ELECTRIC POWER CO·Filed 1988·Granted Nov 14, 1989·59 cites·2 claims
- 1787US7258947B2Electrolyte for redox flow battery, and redox flow batteryKANSAI ELECTRIC POWER CO·Filed 2002·Granted Aug 21, 2007·36 cites·5 claims
- 1887US6613298B2Trivalent and tetravalent mixed vanadium compound producing method and vanadium electrolyte producing methodKANSAI ELECTRIC POWER CO·Filed 2001·Granted Sep 2, 2003·41 cites·6 claims
- 1985US7316737B2Amine recovery apparatus and decarbonation apparatus having sameKANSAI ELECTRIC POWER CO·Filed 2003·Granted Jan 8, 2008·34 cites·6 claims
- 2085US6784320B2Amine recovery method and apparatus and decarbonation apparatus having sameKANSAI ELECTRIC POWER CO·Filed 2001·Granted Aug 31, 2004·37 cites·7 claims
- 2185US6600192B1Vertical field-effect semiconductor device with buried gate regionKANSAI ELECTRIC POWER CO·Filed 1999·Granted Jul 29, 2003·70 cites·13 claims
- 2284US5100743AInternal reforming type molten carbonate fuel cellKANSAI ELECTRIC POWER CO·Filed 1991·Granted Mar 31, 1992·63 cites·3 claims
- 2382US5680059AAbnormality detecting method and apparatus for electric equipment, particularly for a rotating electric machineKANSAI ELECTRIC POWER CO·Filed 1994·Granted Oct 21, 1997·42 cites·3 claims
- 2480US5312699APower storage systemKANSAI ELECTRIC POWER CO·Filed 1992·Granted May 17, 1994·73 cites·8 claims
- 2577US7482237B2Semiconductor device and method of producing the same, and power conversion apparatus incorporating this semiconductor deviceKANSAI ELECTRIC POWER CO·Filed 2006·Granted Jan 27, 2009·4 cites·4 claims
- 2676US7462886B2Semiconductor device and method of producing the same, and power conversion apparatus incorporating this semiconductor deviceKANSAI ELECTRIC POWER CO·Filed 2006·Granted Dec 9, 2008·4 cites·2 claims
- 2776US7462888B2Semiconductor device and method of producing the same, and power conversion apparatus incorporating this semiconductor deviceKANSAI ELECTRIC POWER CO·Filed 2007·Granted Dec 9, 2008·4 cites·4 claims
- 2876US5789094AFuel cell and sealing parts thereforeKANSAI ELECTRIC POWER CO·Filed 1996·Granted Aug 4, 1998·50 cites·3 claims
- 2975US7914941B2Solid oxide fuel cell and manufacturing method thereofKANSAI ELECTRIC POWER CO·Filed 2009·Granted Mar 29, 2011·3 cites·5 claims
- 3075US5744110AMethod for the removal of carbon dioxide from combustion exhaust gasKANSAI ELECTRIC POWER CO·Filed 1996·Granted Apr 28, 1998·44 cites·4 claims
- 3174US7960737B2Silicon carbide semiconductor device and manufacturing method thereforKANSAI ELECTRIC POWER CO·Filed 2010·Granted Jun 14, 2011·2 cites·1 claims
- 3274US5711143AOverhead cable and low sag, low wind load cableKANSAI ELECTRIC POWER CO·Filed 1995·Granted Jan 27, 1998·41 cites·20 claims
- 3372US7772594B2High-heat-resistive semiconductor deviceKANSAI ELECTRIC POWER CO·Filed 2005·Granted Aug 10, 2010·6 cites·10 claims
- 3471US5828227AAbnormality detecting apparatus for electric equipment, particularly for a rotating electric machineKANSAI ELECTRIC POWER CO·Filed 1997·Granted Oct 27, 1998·28 cites·4 claims
- 3568US7960257B2Silicon carbide semiconductor device and manufacturing method thereforKANSAI ELECTRIC POWER CO·Filed 2010·Granted Jun 14, 2011·1 cites·3 claims
- 3668US7960738B2Silicon carbide semiconductor device and manufacturing method thereforKANSAI ELECTRIC POWER CO·Filed 2010·Granted Jun 14, 2011·1 cites·1 claims
- 3768US5888318AMethod of producing ferritic iron-base alloys and ferritic heat resistant steelsKANSAI ELECTRIC POWER CO·Filed 1995·Granted Mar 30, 1999·19 cites·8 claims
- 3867US6530976B2Ozone storage method and ozone storage apparatusKANSAI ELECTRIC POWER CO·Filed 2001·Granted Mar 11, 2003·10 cites·1 claims
- 3967US6174385B1Ferritic heat resistant steelsKANSAI ELECTRIC POWER CO·Filed 1998·Granted Jan 16, 2001·18 cites·8 claims
- 4067US6051161AMethod for the removal of carbon dioxide present in gases and absorbentKANSAI ELECTRIC POWER CO·Filed 1998·Granted Apr 18, 2000·24 cites·5 claims
- 4166US6689332B1Process for removing carbon dioxide from combustion gasesKANSAI ELECTRIC POWER CO·Filed 1996·Granted Feb 10, 2004·32 cites·12 claims
- 4265US10000383B2CO2 recovery apparatus and CO2 recovery methodKANSAI ELECTRIC POWER CO·Filed 2014·Granted Jun 19, 2018·1 cites·7 claims
- 4364US6274108B1Recovery of carbon dioxide from combustion exhaust gasKANSAI ELECTRIC POWER CO·Filed 1997·Granted Aug 14, 2001·26 cites·3 claims
- 4464US2009225573A1Stable power supplying apparatusKANSAI ELECTRIC POWER CO·Filed 2009·Application pending·0 cites
- 4563US4907542ACleaning system for a horizontal type tube assemblyKANSAI ELECTRIC POWER CO·Filed 1989·Granted Mar 13, 1990·21 cites·2 claims
- 4662US10835892B2CO2 desorption catalystKANSAI ELECTRIC POWER CO·Filed 2017·Granted Nov 17, 2020·0 cites·4 claims
- 4760US6766636B2Gas turbine intake air filter unitKANSAI ELECTRIC POWER CO·Filed 2003·Granted Jul 27, 2004·16 cites·20 claims
- 4859US5444746AContamination inspecting device for portable articlesKANSAI ELECTRIC POWER CO·Filed 1993·Granted Aug 22, 1995·25 cites·12 claims
- 4958US7488973B2High-heat-resistant semiconductor deviceKANSAI ELECTRIC POWER CO·Filed 2004·Granted Feb 10, 2009·6 cites·2 claims
- 5057US7468953B2Path setting method for network stationsKANSAI ELECTRIC POWER CO·Filed 2004·Granted Dec 23, 2008·7 cites·9 claims
Showing the top 50 of 80 patent records by PatentIndex Score.
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