Inventor
Masahito Yoshino
Inventor
Suwa, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G04Cprimary
G04CElectromechanical clocks or watches53%
G04GElectronic time-pieces13%
A61BDiagnosis7%
G04BMechanically-driven clocks or watches7%
H02KDynamo-electric machines7%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems7%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications7%
PatentTitleYear
6,210,340'Blood pulse measuring device, pulsation measuring device, and pressure measuring device'20014,882,717'Charging circuit for an analog electronic timepiece'19894,730,287'Power supply for electronic timpiece'19884,533,257'Analog electric timepiece'19854,392,748'Quartz crystal watch'19834,051,666'Electronic timepiece hand-adjustment mechanism'19773,984,972'Transducer for quartz crystal timepiece'19763,978,651'Step motor for quartz crystal electronic timepiece'19763,969,642'Step motor for electronic timepiece'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1985Patents assigned to SUWA SEIKOSHA KK (6)· patent assignee history
1976–1989Based in Suwa, JP· patent location history
1988–2001Patents assigned to SEIKO EPSON CORP (3)· patent assignee history
2001Based in Nagano, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUWA SEIKOSHA KK | 6 | 1976–1985 |
| SEIKO EPSON CORP | 3 | 1988–2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Suwa, JP | 8 | 1976–1989 |
| Nagano, JP | 1 | 2001 |