Inventor · disambiguated record
Ryoji Takenawa
Also filed as: TAKENAWA RYOJI
3 granted patents·1 pending application·4 citations·filing 2003–2010
55Inventor score
Top patents by PatentIndex Score
4 records- 0172US8465882B2Membrane-electrode assembly for solid polymer electrolyte fuel cell and solid polymer electrolyte fuel cellNODA AKIHIRO·Filed 2010·Granted Jun 18, 2013·2 cites·6 claims
- 0252US2009035175A1Hydrogen storage materialHONDA MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 0351US7335430B2Fuel cell systemHONDA MOTOR CO LTD·Filed 2004·Granted Feb 26, 2008·2 cites·11 claims
- 0442US7112382B2Fuel cell hydrogen recovery systemHONDA MOTOR CO LTD·Filed 2003·Granted Sep 26, 2006·0 cites·14 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →