Inventor · disambiguated record
Riki Otsuka
Also filed as: OTSUKA RIKI
2 granted patents·1 pending application·14 citations·filing 2004–2009
56Inventor score
Files withOTSUKA RIKI3
Top patents by PatentIndex Score
3 records- 0175US8740009B2Tank and manufacturing method thereofOTSUKA RIKI·Filed 2009·Granted Jun 3, 2014·10 cites·4 claims
- 0265US9316359B2Tank and manufacturing method thereofOTSUKA RIKI·Filed 2009·Granted Apr 19, 2016·4 cites·7 claims
- 0339US2008206611A1Fuel Cell System and Control Method ThereofOTSUKA RIKI·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →