Inventor · disambiguated record
Heisuke Yamamoto
Also filed as: YAMAMOTO HEISUKE
5 granted patents·45 citations·filing 1977–1978
77Inventor score
Files withTOYOTA MOTOR CO LTD5
Top patents by PatentIndex Score
5 records- 0183US4168680AThrottle valve opening control deviceTOYOTA MOTOR CO LTD·Filed 1977·Granted Sep 25, 1979·24 cites·5 claims
- 0254US4168681AButterfly valve opening degree setting deviceTOYOTA MOTOR CO LTD·Filed 1977·Granted Sep 25, 1979·14 cites·10 claims
- 0339US4144852AMethod of controlling a throttle valve and a throttle valve opening control deviceTOYOTA MOTOR CO LTD·Filed 1977·Granted Mar 20, 1979·4 cites·7 claims
- 0436US4206729AExhaust gas recirculation systemTOYOTA MOTOR CO LTD·Filed 1978·Granted Jun 10, 1980·3 cites·5 claims
- 0522US4222355AExhaust gas recirculation apparatus for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1978·Granted Sep 16, 1980·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →