Inventor · disambiguated record
Hisayoshi Matsubara
Also filed as: MATSUBARA HISAYOSHI
7 granted patents·521 citations·filing 1989–1995
90Inventor score
Files withYAMAHA MOTOR CO LTD7
Top patents by PatentIndex Score
7 records- 0196US5193635AVehicle with fuel cell systemYAMAHA MOTOR CO LTD·Filed 1990·Granted Mar 16, 1993·193 cites·13 claims
- 0289USRE35002EFuel cell systemYAMAHA MOTOR CO LTD·Filed 1994·Granted Jul 25, 1995·110 cites·9 claims
- 0386US4965143AShutdown method for fuel cell systemYAMAHA MOTOR CO LTD·Filed 1989·Granted Oct 23, 1990·52 cites·30 claims
- 0485US5019463AFuel cell systemYAMAHA MOTOR CO LTD·Filed 1989·Granted May 28, 1991·50 cites·9 claims
- 0583US5139894AFuel cell systemYAMAHA MOTOR CO LTD·Filed 1990·Granted Aug 18, 1992·73 cites·18 claims
- 0669US5618322AReformer for fuel cell systemYAMAHA MOTOR CO LTD·Filed 1994·Granted Apr 8, 1997·24 cites·10 claims
- 0761US5651800AReformer for fuel cell systemYAMAHA MOTOR CO LTD·Filed 1995·Granted Jul 29, 1997·19 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →