Inventor · disambiguated record
Haruyoshi Tsubouchi
Also filed as: TSUBOUCHI HARUYOSHI
3 granted patents·82 citations·filing 1976–1988
74Inventor score
Files withHITACHI LTD3
Top patents by PatentIndex Score
3 records- 0188US4640630ATurbocharger bearing assemblyHITACHI LTD·Filed 1982·Granted Feb 3, 1987·40 cites·5 claims
- 0270US4059086AFuel and lubricating oil supply deviceHITACHI LTD·Filed 1976·Granted Nov 22, 1977·21 cites·6 claims
- 0347US4894990AVariable-capacity exhaust gas turbine superchargerHITACHI LTD·Filed 1988·Granted Jan 23, 1990·21 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →