Inventor · disambiguated record
Takatsugu Koyama
Also filed as: KOYAMA TAKATSUGU
13 granted patents·2 pending applications·63 citations·filing 2002–2020
89Inventor score
Top patents by PatentIndex Score
15 records- 0187US6916563B2Discharged fuel diluter and discharged fuel dilution-type fuel cell systemHONDA MOTOR CO LTD·Filed 2002·Granted Jul 12, 2005·32 cites·21 claims
- 0284US11472298B2Vehicle equipped with high pressure gas containerHONDA MOTOR CO LTD·Filed 2020·Granted Oct 18, 2022·2 cites·7 claims
- 0384US11177492B2Method for controlling fuel cell vehicleHONDA MOTOR CO LTD·Filed 2017·Granted Nov 16, 2021·2 cites·16 claims
- 0484US10641433B2High pressure tank apparatus and method of leakage judgment of sameHONDA MOTOR CO LTD·Filed 2019·Granted May 5, 2020·3 cites·7 claims
- 0583US7914942B2Fuel cell vehicleHONDA MOTOR CO LTD·Filed 2005·Granted Mar 29, 2011·9 cites·17 claims
- 0682US10788161B2High pressure tank apparatusHONDA MOTOR CO LTD·Filed 2019·Granted Sep 29, 2020·3 cites·4 claims
- 0780US8338046B2Fuel cell systemMIYAJIMA KAZUYOSHI·Filed 2011·Granted Dec 25, 2012·3 cites·7 claims
- 0865US7371477B2Exhaust gas processing device for fuel cellHONDA MOTOR CO LTD·Filed 2003·Granted May 13, 2008·6 cites·9 claims
- 0961US2009317674A1Fuel cell systemHONDA MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 1059US8965631B2Control specifications changing system, control specifications data server, and specifications changeable vehicleHONDA MOTOR CO LTD·Filed 2014·Granted Feb 24, 2015·1 cites·5 claims
- 1153US7285351B2Apparatus for dilution of discharged fuelHONDA MOTOR CO LTD·Filed 2003·Granted Oct 23, 2007·1 cites·13 claims
- 1248US7494730B2Apparatus for cooling fuel cellHONDA MOTOR CO LTD·Filed 2004·Granted Feb 24, 2009·1 cites·17 claims
- 1346US8936885B2Fuel cell systemMATSUMOTO MITSUNORI·Filed 2012·Granted Jan 20, 2015·0 cites·6 claims
- 1446US2019275882A1High pressure tank apparatusHONDA MOTOR CO LTD·Filed 2019·Application pending·0 cites
- 1538US8663860B2Fuel cell system configured to detect failure and process for dealing with failure of the systemKOYAMA TAKATSUGU·Filed 2006·Granted Mar 4, 2014·0 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →