Inventor · disambiguated record
Masamichi Yamauchi
Also filed as: YAMAUCHI MASAMICHI
7 granted patents·114 citations·filing 1974–1996
86Inventor score
Files withCITIZEN WATCH CO LTD7
Top patents by PatentIndex Score
7 records- 0174US5745202ALCD having light interceptive members for shielding light from external driving circuitsCITIZEN WATCH CO LTD·Filed 1996·Granted Apr 28, 1998·50 cites·15 claims
- 0272US3935701AWristwatch with a time display control switch meansCITIZEN WATCH CO LTD·Filed 1974·Granted Feb 3, 1976·18 cites·1 claims
- 0364US4483230AIllumination level/musical tone converterCITIZEN WATCH CO LTD·Filed 1983·Granted Nov 20, 1984·11 cites·8 claims
- 0464US3998044AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1974·Granted Dec 21, 1976·17 cites·19 claims
- 0552US4247927ADigital electronic timepieceCITIZEN WATCH CO LTD·Filed 1979·Granted Jan 27, 1981·8 cites·7 claims
- 0650US4075827AAdjustable circuit for an electronic timepieceCITIZEN WATCH CO LTD·Filed 1976·Granted Feb 28, 1978·5 cites·13 claims
- 0737US4367958ACorrection signal generating system for an electronic timepieceCITIZEN WATCH CO LTD·Filed 1980·Granted Jan 11, 1983·5 cites·7 claims
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