Inventor · disambiguated record
Yoshifumi Hase
Also filed as: HASE YOSHIFUMI
5 granted patents·133 citations·filing 1974–1984
83Inventor score
Files withNISSAN MOTOR5
Top patents by PatentIndex Score
5 records- 0187US4545333ASystem for controlling coolant temperature of internal combustion engineNISSAN MOTOR·Filed 1984·Granted Oct 8, 1985·48 cites·7 claims
- 0272US4560104ACoolant temperature control system of internal combustion engineNISSAN MOTOR·Filed 1983·Granted Dec 24, 1985·26 cites·20 claims
- 0370US4134262AExhaust gas catalytic converter systemNISSAN MOTOR·Filed 1976·Granted Jan 16, 1979·21 cites·9 claims
- 0468US4475739APiston ring assembly for automotive internal combustion engineNISSAN MOTOR·Filed 1983·Granted Oct 9, 1984·25 cites·5 claims
- 0557US3977381AExhaust gas recirculation systemNISSAN MOTOR·Filed 1974·Granted Aug 31, 1976·13 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →