Inventor · disambiguated record
Takeshi Oyaizu
Also filed as: OYAIZU TAKESHI
5 granted patents·132 citations·filing 1985–1991
83Inventor score
Top patents by PatentIndex Score
5 records- 0187US4726331AMeans for variable valve timing for engineYAMAHA MOTOR CO LTD·Filed 1987·Granted Feb 23, 1988·48 cites·18 claims
- 0281US4685429AValve timing control means for engineYAMAHA·Filed 1985·Granted Aug 11, 1987·33 cites·9 claims
- 0375US4715333AValve timing control means for engineYAMAHA MOTOR CO LTD·Filed 1987·Granted Dec 29, 1987·25 cites·6 claims
- 0452US5385125AFour cycle engineYAMAHA MOTOR CO LTD·Filed 1991·Granted Jan 31, 1995·17 cites·43 claims
- 0542US5222464AFour cycle engineYAMAHA MOTOR CO LTD·Filed 1991·Granted Jun 29, 1993·9 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →