Inventor · disambiguated record
Kyoji Hakamata
Also filed as: HAKAMATA KYOJI
6 granted patents·73 citations·filing 1981–2000
83Inventor score
Files withSANSHIN KOGYO KK3SANSHIN KOGYO KABUSHIKA KAISHA1SANSHIN KOGYO KABUSHIKI KAIISH1YAMAHA MOTOR CO LTD1
Top patents by PatentIndex Score
6 records- 0166US5018503AFuel increasing system for engineSANSHIN KOGYO KK·Filed 1989·Granted May 28, 1991·20 cites·9 claims
- 0257US4995370ALinked operating device for multiple carburetorsSANSHIN KOGYO KABUSHIKA KAISHA·Filed 1990·Granted Feb 26, 1991·18 cites·5 claims
- 0356US4401090AInternal combustion engine with heated intake systemYAMAHA MOTOR CO LTD·Filed 1981·Granted Aug 30, 1983·9 cites·8 claims
- 0454US6491033B1Oxygen sensor and feedback system for outboard motor engineSANSHIN KOGYO KK·Filed 2000·Granted Dec 10, 2002·7 cites·9 claims
- 0551US4787344ATwo-stroke multi-cylinder engineSANSHIN KOGYO KABUSHIKI KAIISH·Filed 1987·Granted Nov 29, 1988·15 cites·2 claims
- 0627US5778836ADrain system for two cycle engineSANSHIN KOGYO KK·Filed 1997·Granted Jul 14, 1998·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →