Inventor · disambiguated record
Nobuhiro Hayama
Also filed as: HAYAMA NOBUHIRO
4 granted patents·136 citations·filing 1981–1985
78Inventor score
Top patents by PatentIndex Score
4 records- 0192US4494506AIntake system for an internal combustion engineMAZDA MOTOR·Filed 1983·Granted Jan 22, 1985·96 cites·9 claims
- 0282US4574588AAutomobile exhaust purifying systemMAZDA MOTOR·Filed 1985·Granted Mar 11, 1986·25 cites·5 claims
- 0347US4425883AIntake means for two-rotor type rotary piston enginesTOYO KOGYO CO·Filed 1981·Granted Jan 17, 1984·10 cites·6 claims
- 0435US4423711AMultiple port intake means for rotary piston enginesTOYO KOGYO CO·Filed 1981·Granted Jan 3, 1984·5 cites·6 claims
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