Inventor · disambiguated record
Kenji Tsubosaka
Also filed as: TSUBOSAKA KENJI
15 granted patents·5 pending applications·16 citations·filing 2005–2022
86Inventor score
Top patents by PatentIndex Score
20 records- 0185US8877406B2Fuel cell, and method of manufacturing a fuel cellYOSHIKAWA HIROO·Filed 2010·Granted Nov 4, 2014·7 cites·16 claims
- 0277US9570758B2Manufacturing method and manufacturing apparatus for gas diffusion layer of fuel cell, and fuel cellGOMI YUICHI·Filed 2011·Granted Feb 14, 2017·3 cites·11 claims
- 0375US9466851B2Fuel-cell gas diffusion layer and method of forming the sameTSUBOSAKA KENJI·Filed 2013·Granted Oct 11, 2016·2 cites·4 claims
- 0468US9023552B2Membrane electrode assembly, manufacturing method thereof, and fuel cellsNAKANISHI JUNJI·Filed 2010·Granted May 5, 2015·2 cites·3 claims
- 0565US11285842B2Fuel cell vehicleTOYOTA MOTOR CO LTD·Filed 2019·Granted Mar 29, 2022·1 cites·6 claims
- 0664US11258086B2Method of manufacturing membrane electrode assembly and membrane electrode assemblyTOYOTA MOTOR CO LTD·Filed 2020·Granted Feb 22, 2022·0 cites·4 claims
- 0764US9525187B2Gas diffusion layer for fuel cell, fuel cell, and method of manufacturing gas diffusion layer for fuel cellTSUBOSAKA KENJI·Filed 2013·Granted Dec 20, 2016·1 cites·9 claims
- 0860US12203603B2Hydrogen gas supply system, point management system, and service management systemTOYOTA MOTOR CO LTD·Filed 2022·Granted Jan 21, 2025·0 cites·10 claims
- 0956US2008226959A1Fuel cellTSUBOSAKA KENJI·Filed 2007·Application pending·0 cites
- 1052US2015171451A1Fuel cellTSUBOSAKA KENJI·Filed 2015·Application pending·0 cites
- 1151US11293592B2Hydrogen gas supply system, point management system, and service management systemTOYOTA MOTOR CO LTD·Filed 2019·Granted Apr 5, 2022·0 cites·5 claims
- 1250US9991538B2Method of manufacturing membrane electrode assemblyTOYOTA MOTOR CO LTD·Filed 2015·Granted Jun 5, 2018·0 cites·3 claims
- 1349US10629924B2Water-repellent layer and fuel cellTOYOTA MOTOR CO LTD·Filed 2015·Granted Apr 21, 2020·0 cites·2 claims
- 1448US2020180471A1Display deviceTOYOTA MOTOR CO LTD·Filed 2019·Application pending·0 cites
- 1547US9397349B2Fuel cellTSUBOSAKA KENJI·Filed 2010·Granted Jul 19, 2016·0 cites·5 claims
- 1647US2009004537A1Fuel CellYAGAMI YUICHI·Filed 2007·Application pending·0 cites
- 1745US9761898B2Membrane electrode assembly, fuel cell using the same and manufacturing method of membrane electrode assemblyTSUBOSAKA KENJI·Filed 2010·Granted Sep 12, 2017·0 cites·8 claims
- 1841US8092945B2Fuel cell systemKIMURA KAZUTAKA·Filed 2005·Granted Jan 10, 2012·0 cites·25 claims
- 1936US10547058B2Method of manufacturing membrane electrode assembly, and membrane electrode assemblyTOYOTA MOTOR CO LTD·Filed 2015·Granted Jan 28, 2020·0 cites·2 claims
- 2034US2016103187A1Inspection DeviceTOYOTA MOTOR CO LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Kenji Tsubosaka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →