Inventor · disambiguated record
Ritsuharu Shimizu
Also filed as: SHIMIZU RITSUHARU
2 granted patents·1 pending application·89 citations·filing 1989–2015
61Inventor score
Technology areasF02B
Top patents by PatentIndex Score
3 records- 0196US4982567AAir supply control systems for turbocharged internal combustion enginesMAZDA MOTOR·Filed 1989·Granted Jan 8, 1991·87 cites·15 claims
- 0242US8220435B2Rotary piston engine and method for designing the sameSHIMIZU RITSUHARU·Filed 2008·Granted Jul 17, 2012·2 cites·8 claims
- 0331US2016084158A1Rotary piston engine mounted on vehicleMAZDA MOTOR·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →