Inventor · disambiguated record
Takumi Kouno
Also filed as: KOUNO TAKUMI
3 granted patents·1 pending application·3 citations·filing 2014–2016
55Inventor score
Top patents by PatentIndex Score
4 records- 0175US10886539B2Catalyst-carrier carbon material, solid-polymer fuel cell catalyst, solid-polymer fuel cell, and method for manufacturing catalyst-carrier carbon materialNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Jan 5, 2021·1 cites·35 claims
- 0271US10096837B2Supporting carbon material for solid polymer fuel cell and catalyst metal particle-supporting carbon materialNIPPON STEEL & SUMITOMO METAL CORP·Filed 2015·Granted Oct 9, 2018·1 cites·20 claims
- 0369US10003085B2Carbon support material for solid polymer type fuel cell use and metal catalyst particle- supporting carbon material and methods of production of sameNIPPON STEEL & SUMITOMO METAL CORP·Filed 2014·Granted Jun 19, 2018·1 cites·13 claims
- 0446US2015352522A1Carbon material for catalyst support useNIPPON STEEL & SUMIKIN CHEM CO·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →