Inventor · disambiguated record
Naohisa Higashiyama
Also filed as: HIGASHIYAMA NAOHISA
42 granted patents·16 pending applications·376 citations·filing 1998–2018
98Inventor score
Files withSHOWA DENKO KK33HIGASHIYAMA NAOHISA9KEIHIN THERMAL TECHNOLOGY CORP9KAMOSHIDA OSAMU3KEIHIN THERMAL TECH COPORATION1
Top patents by PatentIndex Score
58 records- 0192US8037929B2EvaporatorSHOWA DENKO KK·Filed 2005·Granted Oct 18, 2011·21 cites·11 claims
- 0290US7044205B2Layered heat exchangersSHOWA DENKO KK·Filed 2005·Granted May 16, 2006·16 cites·7 claims
- 0389US8176750B2Heat exchangerHIGASHIYAMA NAOHISA·Filed 2009·Granted May 15, 2012·12 cites·6 claims
- 0489US7635019B2Heat exchangerSHOWA DENKO KK·Filed 2005·Granted Dec 22, 2009·12 cites·22 claims
- 0587US9366463B2EvaporatorHIGASHIYAMA NAOHISA·Filed 2011·Granted Jun 14, 2016·6 cites·3 claims
- 0686US10393445B2EvaporatorKEIHIN THERMAL TECH COPORATION·Filed 2017·Granted Aug 27, 2019·5 cites·13 claims
- 0786US8235099B2Heat exchangerHIGASHIYAMA NAOHISA·Filed 2008·Granted Aug 7, 2012·10 cites·8 claims
- 0886US7896066B2Heat exchangerSHOWA DENKO KK·Filed 2006·Granted Mar 1, 2011·10 cites·17 claims
- 0986US7222663B2Evaporator and vehicle provided with refrigeration cycle having the sameSHOWA DENKO KK·Filed 2006·Granted May 29, 2007·10 cites·18 claims
- 1085US7971636B2Heat exchanger with drain groovesSHOWA DENKO KK·Filed 2005·Granted Jul 5, 2011·12 cites·20 claims
- 1185US7726387B2Heat exchangersSHOWA DENKO KK·Filed 2005·Granted Jun 1, 2010·9 cites·32 claims
- 1284US7040385B2Evaporator and vehicle provided with refrigeration cycle having the sameSHOWA DENKO KK·Filed 2002·Granted May 9, 2006·27 cites·12 claims
- 1382US10408510B2EvaporatorKEIHIN THERMAL TECHNOLOGY CORP·Filed 2017·Granted Sep 10, 2019·2 cites·6 claims
- 1482US7992401B2EvaporatorSHOWA DENKO KK·Filed 2005·Granted Aug 9, 2011·7 cites·13 claims
- 1580US8371366B2Heat exchangerSHOWA DENKO KK·Filed 2007·Granted Feb 12, 2013·11 cites·24 claims
- 1680US8276401B2EvaporatorHIGASHIYAMA NAOHISA·Filed 2009·Granted Oct 2, 2012·9 cites·7 claims
- 1779US7673670B2Semifinished joint plate, joint plate, process for fabricating joint plate and heat exchangerSHOWA DENKO KK·Filed 2005·Granted Mar 9, 2010·7 cites·18 claims
- 1879US6070428AStack type evaporatorSHOWA ALUMINUM CORP·Filed 1998·Granted Jun 6, 2000·42 cites·6 claims
- 1978US8146652B2Heat exchangerHIGASHIYAMA NAOHISA·Filed 2008·Granted Apr 3, 2012·8 cites·12 claims
- 2078US6973805B2Layered heat exchanger, layered evaporator for motor vehicle air conditioners and refrigeration systemSHOWA DENKO KK·Filed 2002·Granted Dec 13, 2005·18 cites·12 claims
- 2177US8590604B2Double-wall-tube heat exchangerHIGASHIYAMA NAOHISA·Filed 2010·Granted Nov 26, 2013·7 cites·8 claims
- 2277US7886811B2Evaporator and process for fabricating sameSHOWA DENKO KK·Filed 2004·Granted Feb 15, 2011·17 cites·10 claims
- 2376US8002024B2Heat exchanger with inlet having a guideSHOWA DENKO KK·Filed 2005·Granted Aug 23, 2011·5 cites·17 claims
- 2475US7784529B2Heat exchangerSHOWA DENKO KK·Filed 2005·Granted Aug 31, 2010·5 cites·17 claims
- 2573US9746217B2Evaporator with cool storage functionKEIHIN THERMAL TECHNOLOGY CORP·Filed 2013·Granted Aug 29, 2017·1 cites·13 claims
- 2672US7055585B2Layered evaporator for use in motor vehicle air conditioners or the like, layered heat exchanger for providing the evaporator, and refrigeration cycle system comprising the evaporatorSHOWA DENKO KK·Filed 2005·Granted Jun 6, 2006·2 cites·12 claims
- 2772US6923251B2Layered evaporator for use in motor vehicle air conditioners or the like, layered heat exhanger for providing the evaporator, and refrigeration cycle system comprising the evaporatorSHOWA DENKO KK·Filed 2002·Granted Aug 2, 2005·15 cites·18 claims
- 2871US7886812B2Heat exchanger having a tank partition wallSHOWA DENKO KK·Filed 2004·Granted Feb 15, 2011·12 cites·9 claims
- 2970US6948557B2Inner fin for heat exchanger flat tubes and evaporatorSHOWA DENKO KK·Filed 2002·Granted Sep 27, 2005·18 cites·3 claims
- 3068US7823406B2Heat exchangerSHOWA DENKO KK·Filed 2005·Granted Nov 2, 2010·2 cites·15 claims
- 3166US10047984B2EvaporatorKAMOSHIDA OSAMU·Filed 2011·Granted Aug 14, 2018·1 cites·5 claims
- 3265US8863550B2Thermal storage material container and heat exchangerHIGASHIYAMA NAOHISA·Filed 2012·Granted Oct 21, 2014·1 cites·8 claims
- 3363US10393416B2EvaporatorKEIHIN THERMAL TECHNOLOGY CORP·Filed 2018·Granted Aug 27, 2019·0 cites·4 claims
- 3459US7007750B2Heat exchangerSHOWA DENKO KK·Filed 2002·Granted Mar 7, 2006·9 cites·21 claims
- 3558US6920916B2Layered heat exchangersSHOWA DENKO KK·Filed 2001·Granted Jul 26, 2005·9 cites·8 claims
- 3658US2010083694A1EvaporatorSHOWA DENKO KK·Filed 2009·Application pending·0 cites
- 3757US7775267B2EvaporatorSHOWA DENKO KK·Filed 2004·Granted Aug 17, 2010·5 cites·23 claims
- 3856US6321834B1Laminate-type heat exchangerSHOWA DENKO KK·Filed 2000·Granted Nov 27, 2001·7 cites·11 claims
- 3955US2007277964A1Heat exchange tube and evaporatorSHOWA DENKO KK·Filed 2007·Application pending·0 cites
- 4054US2009166019A1Double-wall-tube heat exchangerSHOWA DENKO KK·Filed 2008·Application pending·0 cites
- 4153US6453990B2Layered heat exchangerSHOWA DENKO KK·Filed 2001·Granted Sep 24, 2002·6 cites·8 claims
- 4253US2007295026A1Laminated Heat ExchangerSHOWA DENKO KK·Filed 2005·Application pending·0 cites
- 4351US2008314076A1Heat ExchangerSHOWA DENKO KK·Filed 2005·Application pending·0 cites
- 4450US9340089B2Cooling unit of air conditioning apparatus for vehicleHIGASHIYAMA NAOHISA·Filed 2012·Granted May 17, 2016·0 cites·2 claims
- 4549US2007251681A1EvaporatorHIGASHIYAMA NAOHISA·Filed 2005·Application pending·0 cites
- 4648US2013319642A1Centrifugal blower with cooling functionKEIHN THERMAL TECHNOLOGY CORP·Filed 2013·Application pending·0 cites
- 4746US9732996B2Evaporator with cool storage functionKAMOSHIDA OSAMU·Filed 2012·Granted Aug 15, 2017·0 cites·9 claims
- 4846US2011154855A1Evaporator with cool storage functionSHOWA DENKO KK·Filed 2010·Application pending·0 cites
- 4944US2017305237A1Evaporator and vehicular air conditioner using the sameKEIHIN THERMAL TECHNOLOGY CORP·Filed 2017·Application pending·0 cites
- 5044US2006213651A1Heat exchangerSHOWA DENKO KK·Filed 2004·Application pending·0 cites
Showing the top 50 of 58 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →