Inventor · disambiguated record
Katsuyoshi Kakinuma
Also filed as: KAKINUMA KATSUYOSHI
12 granted patents·6 pending applications·5 citations·filing 2010–2022
82Inventor score
Files withUNIV YAMANASHI11NIPPON KAGAKU SANGYO KK2HONDA MOTOR CO LTD1MITSUI MINING & SMELTING CO1MITSUI MINING & SMELTING CO LTD1
Top patents by PatentIndex Score
18 records- 0186US10490827B2Alloy electrode catalyst and fuel cell using the sameUNIV YAMANASHI·Filed 2017·Granted Nov 26, 2019·2 cites·9 claims
- 0283US11108070B2Method and apparatus for forming electrode catalyst layer by electrospray methodUNIV YAMANASHI·Filed 2019·Granted Aug 31, 2021·1 cites·20 claims
- 0380US11990627B2Carrier metal catalyst, manufacturing method thereof, and fuel cellUNIV YAMANASHI·Filed 2022·Granted May 21, 2024·0 cites·2 claims
- 0476US10355285B2Membrane electrode assembly with a catalyst layer including an inorganic oxide catalyst carrier and a highly hydrophobic substance and solid polymer fuel cell using the assemblyMITSUI MINING & SMELTING CO·Filed 2015·Granted Jul 16, 2019·1 cites·15 claims
- 0572US11594737B2Membrane electrode assembly with a catalyst layer including an inorganic oxide catalyst carrier and a highly hydrophobic substance and solid polymer fuel cell using the assemblyMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Feb 28, 2023·0 cites·9 claims
- 0672US11502309B2Carrier metal catalyst, manufacturing method thereof, and fuel cellUNIV YAMANASHI·Filed 2020·Granted Nov 15, 2022·0 cites·5 claims
- 0770US9989565B2Vehicle control apparatusHONDA MOTOR CO LTD·Filed 2017·Granted Jun 5, 2018·1 cites·6 claims
- 0867US2025003089A1Electrode catalyst and water electrolysis cellUNIV YAMANASHI·Filed 2022·Application pending·0 cites
- 0964US12244022B2Supported metal catalyst and electrochemical cellUNIV YAMANASHI·Filed 2020·Granted Mar 4, 2025·0 cites·8 claims
- 1062US2024055616A1Supported metal catalystUNIV YAMANASHI·Filed 2021·Application pending·0 cites
- 1158US11563219B2Carrier powder, method for producing same, carrier metal catalyst, and method for producing sameUNIV YAMANASHI·Filed 2018·Granted Jan 24, 2023·0 cites·17 claims
- 1256US2023321633A1Supported metal catalystUNIV YAMANASHI·Filed 2021·Application pending·0 cites
- 1355US11752490B2Supported metal catalyst and method for producing sameNIPPON KAGAKU SANGYO KK·Filed 2019·Granted Sep 12, 2023·0 cites·7 claims
- 1454US11332623B2Carbon black, electrode catalyst and fuel cell using same, and method for producing carbon blackUNIV YAMANASHI·Filed 2016·Granted May 17, 2022·0 cites·13 claims
- 1553US10333152B2Fuel cell system and method for its operationUNIV YAMANASHI·Filed 2016·Granted Jun 25, 2019·0 cites·9 claims
- 1653US2024043283A1Bead string of tin oxide crystallite or bead string of complex oxide crystallite of tin oxide and titanium oxideNIPPON KAGAKU SANGYO KK·Filed 2021·Application pending·0 cites
- 1744US2012295184A1High-potential stable oxide support for polymer electrolyte fuel cellWATANABE MASAHIRO·Filed 2010·Application pending·0 cites
- 1837US2018175397A1Cell, fuel cell stack, fuel cell system, and membrane electrode assemblyPANASONIC CORP·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →