Inventor · disambiguated record
Wataru Otsu
Also filed as: OTSU WATARU
2 granted patents·2 pending applications·29 citations·filing 1997–2021
54Inventor score
Top patents by PatentIndex Score
4 records- 0178US5921165AHydraulic control systemHITACHI CONSTRUCTION MACHINERY·Filed 1997·Granted Jul 13, 1999·29 cites·8 claims
- 0258US2022166034A1Fuel cellTOYOTA MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 0352US2021313594A1Gas flow path structure, support plate and fuel cellTOYOTA MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 0451US11450862B2Separator for fuel cell and fuel cellTOYOTA MOTOR CO LTD·Filed 2017·Granted Sep 20, 2022·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →