Inventor · disambiguated record
Masayoshi Kameyama
Also filed as: KAMEYAMA MASAYOSHI
5 granted patents·67 citations·filing 1976–1987
80Inventor score
Files withHITACHI LTD5
Top patents by PatentIndex Score
5 records- 0178US4726643AOptical star coupler and method for manufacturing the sameHITACHI LTD·Filed 1985·Granted Feb 23, 1988·34 cites·18 claims
- 0256US4842359AOptical star coupler and method of manufacturing the sameHITACHI LTD·Filed 1987·Granted Jun 27, 1989·15 cites·10 claims
- 0350US4057845AGroup control system for visual information processingHITACHI LTD·Filed 1976·Granted Nov 8, 1977·8 cites·10 claims
- 0446US4132939ADriving signal control circuitHITACHI LTD·Filed 1977·Granted Jan 2, 1979·7 cites·11 claims
- 0531US4044311AFeature extraction system for extracting a predetermined feature from a signalHITACHI LTD·Filed 1976·Granted Aug 23, 1977·3 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →