Inventor · disambiguated record
Fumio Yukawa
Also filed as: YUKAWA FUMIO
4 granted patents·2 pending applications·65 citations·filing 1986–2021
78Inventor score
Top patents by PatentIndex Score
6 records- 0168US5623824AAir-fuel ratio control system for internal combustion engineNISSAN MOTOR·Filed 1994·Granted Apr 29, 1997·23 cites·16 claims
- 0259US4786476AGas sensor element using porously fired mass of titaniaNISSAN MOTOR·Filed 1986·Granted Nov 22, 1988·19 cites·17 claims
- 0353US4772376AAir/fuel ratio sensor having oxygen sensor cell and oxygen pump cellNISSAN MOTOR·Filed 1987·Granted Sep 20, 1988·16 cites·16 claims
- 0445US2022052608A1Semiconductor oscillation suppression circuitFUJI ELECTRIC CO LTD·Filed 2021·Application pending·0 cites
- 0545US2004052913A1Methods of maturing foodFiled 2002·Application pending·0 cites
- 0641US5050083ASystem and method for controlling air/fuel mixture ratio for internal combustion engineNISSAN MOTOR·Filed 1989·Granted Sep 17, 1991·7 cites·36 claims
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