Inventor · disambiguated record
Masahito Yoshino
Also filed as: YOSHINO MASAHITO
9 granted patents·248 citations·filing 1974–1998
90Inventor score
Top patents by PatentIndex Score
9 records- 0190US4882717ACharging circuit for an analog electronic timepieceSEIKO EPSON CORP·Filed 1988·Granted Nov 21, 1989·75 cites·13 claims
- 0280US4730287APower supply for electronic timpieceSEIKO EPSON CORP·Filed 1986·Granted Mar 8, 1988·55 cites·38 claims
- 0365US3969642AStep motor for electronic timepieceSUWA SEIKOSHA KK·Filed 1974·Granted Jul 13, 1976·14 cites·1 claims
- 0464US3984972ATransducer for quartz crystal timepieceSUWA SEIKOSHA KK·Filed 1975·Granted Oct 12, 1976·19 cites·3 claims
- 0561US4533257AAnalog electric timepieceSUWA SEIKOSHA KK·Filed 1983·Granted Aug 6, 1985·17 cites·12 claims
- 0661US4392748AQuartz crystal watchSUWA SEIKOSHA KK·Filed 1980·Granted Jul 12, 1983·16 cites·28 claims
- 0761US3978651AStep motor for quartz crystal electronic timepieceSUWA SEIKOSHA KK·Filed 1974·Granted Sep 7, 1976·11 cites·5 claims
- 0845US6210340B1Blood pulse measuring device, pulsation measuring device, and pressure measuring deviceSEIKO EPSON CORP·Filed 1998·Granted Apr 3, 2001·39 cites·94 claims
- 0934US4051666AElectronic timepiece hand-adjustment mechanismSUWA SEIKOSHA KK·Filed 1975·Granted Oct 4, 1977·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →