Inventor · disambiguated record
Keiji Ichihara
Also filed as: ICHIHARA KEIJI
12 granted patents·3 pending applications·4 citations·filing 2011–2021
80Inventor score
Top patents by PatentIndex Score
15 records- 0180US9627706B2Fuel-cell-stack manufacturing method and manufacturing deviceNISSAN MOTOR·Filed 2014·Granted Apr 18, 2017·3 cites·20 claims
- 0273US10411273B2Single cell structure for fuel cells, and fuel cell stack structure wherein said fuel cell single cells are stackedNISSAN MOTOR·Filed 2015·Granted Sep 10, 2019·1 cites·10 claims
- 0360US2025158087A1Solid oxide fuel cellNISSAN MOTOR·Filed 2021·Application pending·0 cites
- 0457US2024266572A1Solid oxide fuel cell and method for producing solid oxide fuel cellNISSAN MOTOR·Filed 2021·Application pending·0 cites
- 0556US2025070193A1Solid oxide fuel cellNISSAN MOTOR·Filed 2021·Application pending·0 cites
- 0651US11322770B2Solid oxide fuel cellNISSAN MOTOR·Filed 2018·Granted May 3, 2022·0 cites·10 claims
- 0750US10522866B2Fuel cell stack and fuel cell systemNISSAN MOTOR·Filed 2013·Granted Dec 31, 2019·0 cites·6 claims
- 0847US11018351B2Single cell structure for fuel cellNISSAN MOTOR·Filed 2016·Granted May 25, 2021·0 cites·9 claims
- 0944US11223053B2Fuel cellNISSAN MOTOR·Filed 2016·Granted Jan 11, 2022·0 cites·11 claims
- 1042US11398638B2Cell structure for fuel cell and fuel cell systemNISSAN MOTOR·Filed 2017·Granted Jul 26, 2022·0 cites·12 claims
- 1142US10615433B2Fuel cell stack seal structure and production method thereforNISSAN MOTOR·Filed 2016·Granted Apr 7, 2020·0 cites·20 claims
- 1240US10629922B2Fuel cell stackNISSAN MOTOR·Filed 2016·Granted Apr 21, 2020·0 cites·8 claims
- 1340US10128524B2Fuel cell manufacturing method and fuel cell manufacturing deviceNISSAN MOTOR·Filed 2015·Granted Nov 13, 2018·0 cites·14 claims
- 1439US11139486B2Fuel cell stack having separators with protrusionsNISSAN MOTOR·Filed 2016·Granted Oct 5, 2021·0 cites·11 claims
- 1533US9413028B2Fuel cell stackICHIHARA KEIJI·Filed 2011·Granted Aug 9, 2016·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →