Inventor · disambiguated record
Tomiyasu Hirano
Also filed as: HIRANO TOMIYASU
5 granted patents·1 pending application·60 citations·filing 1985–2008
77Inventor score
Top patents by PatentIndex Score
6 records- 0191US7451729B2Variable valve mechanismOTICS CORP·Filed 2007·Granted Nov 18, 2008·18 cites·16 claims
- 0284US7621242B2Variable valve operating mechanismOTICS CORP·Filed 2006·Granted Nov 24, 2009·10 cites·10 claims
- 0378US4644914AValve mechanism of internal combustion engineTOYOTA MOTOR CO LTD·Filed 1985·Granted Feb 24, 1987·31 cites·21 claims
- 0451US7673605B2Rocker arm and method of manufacturing sameOTICS CORP·Filed 2007·Granted Mar 9, 2010·1 cites·10 claims
- 0547US2008216785A1Lash adjusterFUJII HIROKI·Filed 2008·Application pending·0 cites
- 0641US7942119B2Variable valve mechanismOTICS CORP·Filed 2008·Granted May 17, 2011·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →