Inventor · disambiguated record
Chiaki Niida
Also filed as: NIIDA CHIAKI · TAKAYAMA TERUO · YAMADA KINSAKU
6 granted patents·60 citations·filing 1977–1992
80Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0175US5188073AFluid control valve, valve support member therefor and idling air amount control apparatus for automobile using the fluid control valveHITACHI LTD·Filed 1992·Granted Feb 23, 1993·32 cites·18 claims
- 0258US4823750AAutomotive engine idle speed control deviceHITACHI LTD·Filed 1986·Granted Apr 25, 1989·15 cites·5 claims
- 0345US4173204AControl valve of exhaust recirculation apparatusHITACHI LTD·Filed 1977·Granted Nov 6, 1979·6 cites·10 claims
- 0436US4522175ARotational speed control apparatus for internal combustion enginesHITACHI LTD·Filed 1984·Granted Jun 11, 1985·5 cites·5 claims
- 0528US4173955AExhaust-gas recirculation systemHITACHI LTD·Filed 1977·Granted Nov 13, 1979·2 cites·5 claims
- 0623US4328774ADevice for controlling negative pressure in suction pipe of internal combustion engineHITACHI LTD·Filed 1979·Granted May 11, 1982·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →