Inventor · disambiguated record
Yasuhiko Nishikubo
Also filed as: NISHIKUBO YASUHIKO
14 granted patents·115 citations·filing 1974–1998
90Inventor score
Top patents by PatentIndex Score
14 records- 0191US3938316ATemperature compensated electronic timepieceCITIZEN WATCH CO LTD·Filed 1974·Granted Feb 17, 1976·51 cites·2 claims
- 0271US4549818ATemperature detectorCITIZEN WATCH CO LTD·Filed 1983·Granted Oct 29, 1985·28 cites·3 claims
- 0347US3939643ACrystal-controlled electronic timepiece with CMOS switching and frequency-dividing circuitsCITIZEN WATCH CO LTD·Filed 1974·Granted Feb 24, 1976·7 cites·9 claims
- 0443US4430008AQuartz oscillation-type electronic timepieceCITIZEN WATCH CO LTD·Filed 1981·Granted Feb 7, 1984·8 cites·2 claims
- 0543US4293939AElectronic timepiece having an alarm systemCITIZEN WATCH CO LTD·Filed 1978·Granted Oct 6, 1981·4 cites·2 claims
- 0642US4094139ADisplay control circuit for electronic timepieceCITIZEN WATCH CO LTD·Filed 1976·Granted Jun 13, 1978·4 cites·6 claims
- 0738US4280210AElectronic alarm timepieceCITIZEN WATCH CO LTD·Filed 1978·Granted Jul 21, 1981·3 cites·2 claims
- 0833US4333171AElectronic timepiece with diffusion resistor for compensating threshold variationsCITIZEN WATCH CO LTD·Filed 1980·Granted Jun 1, 1982·3 cites·3 claims
- 0933US4326277AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1979·Granted Apr 20, 1982·2 cites·4 claims
- 1032US5914525ASemiconductor deviceINNOTECH CORP·Filed 1998·Granted Jun 22, 1999·2 cites·3 claims
- 1132US4296490ACrystal oscillation-type electronic timepieceCITIZEN WATCH CO LTD·Filed 1979·Granted Oct 20, 1981·1 cites·11 claims
- 1230US4388001AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1980·Granted Jun 14, 1983·2 cites·5 claims
- 1329US4320479AAnalogue electronic timepiece with an alarm deviceCITIZEN WATCH CO LTD·Filed 1980·Granted Mar 16, 1982·0 cites·9 claims
- 1429US4006584AElectronic timepieceCITIZEN WATCH CO LTD·Filed 1975·Granted Feb 8, 1977·0 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Yasuhiko Nishikubo files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →