Inventor · disambiguated record
Katsumi Yamamura
Also filed as: YAMAMURA KATSUMI
5 granted patents·64 citations·filing 1973–1992
80Inventor score
Top patents by PatentIndex Score
5 records- 0158US5302921APiezoelectric oscillator having reduced radiation of higher harmonicsSEIKO EPSON CORP·Filed 1992·Granted Apr 12, 1994·24 cites·13 claims
- 0246US5317417AImage processing apparatus with improved image reductionMATSUSHITA GRAPHIC COMMUNIC·Filed 1991·Granted May 31, 1994·18 cites·10 claims
- 0344US4024676AElectronic timepieceSUWA SEIKOSHA KK·Filed 1975·Granted May 24, 1977·5 cites·7 claims
- 0440US4943552AProcess for preparing a gas absorbentHONSHU PAPER CO LTD·Filed 1986·Granted Jul 24, 1990·12 cites·16 claims
- 0538US3963906ACompact electronic calculatorSUWA SEIKOSHA KK·Filed 1973·Granted Jun 15, 1976·5 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →