Inventor · disambiguated record
Keishin Tsuchiya
Also filed as: MIZUTA TOSHIAKI · TSUCHIYA KEISHIN
6 granted patents·103 citations·filing 1975–1989
84Inventor score
Files withRICOH KK6
Top patents by PatentIndex Score
6 records- 0187US4316262ARemote meter reading systemRICOH KK·Filed 1979·Granted Feb 16, 1982·31 cites·5 claims
- 0284US4035772AUtility meter reading systemRICOH KK·Filed 1975·Granted Jul 12, 1977·25 cites·5 claims
- 0362US5012354ATravelling carriage driving apparatusRICOH KK·Filed 1989·Granted Apr 30, 1991·19 cites·26 claims
- 0459US4162484AData collection systemRICOH KK·Filed 1977·Granted Jul 24, 1979·7 cites·4 claims
- 0555US4743118AMethod of detecting origin of shear and measuring amount of shear in shearing interferometer systemsRICOH KK·Filed 1986·Granted May 10, 1988·17 cites·7 claims
- 0636US4228429AAlarm system having phase-sensitive bridge circuitRICOH KK·Filed 1978·Granted Oct 14, 1980·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →