Inventor
Hidehiro Akahane
Inventor
Tatsuno-machi, JP
Overview
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G04Cprimary
G04CElectromechanical clocks or watches22%
H04NPictorial communication, e.g. television22%
G04FTime-interval measuring17%
G04GElectronic time-pieces13%
H02NElectric machines not otherwise provided for9%
G01DMeasuring not specially adapted for a specific variable4%
G02BOptical elements, systems or apparatus4%
G04RRadio-controlled time-pieces4%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters4%
PatentTitleYear
8,077,223'Image recording method, image recording apparatus, image recording medium, image display method, and image display apparatus for reading and recording actual brightness'20117,922,333'Projector, screen, projector system, and scintillation removing apparatus for removing scintillation on an image display using a vibration generating unit'20117,768,688'Image display device, image display method, and image display program'20107,746,530'Image display device, image display method, and image display program'2010RE040709'Piezoactuator and drive circuit therefor'20097,403,318'Image display device, image display method, and image display program'20087,364,352'Time measurement device and method'20087,167,417'Time correction system, time correction instruction device, pointer type timepiece, and time correction method'20076,841,919'Piezoactuator and drive circuit therefor'20056,766,459'Time keeping apparatus and method for controlling the same'20046,724,692'Time measurement device and method'20046,476,579'Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method'20026,466,518'Time measurement device'20026,370,087'Time measurement device and time measurement method'20026,353,522'Switching state detecting device for switch, and electronic apparatus'20026,038,523'Position detector, encoder board, position detecting method, timer and electronic device'20005,802,016'Electronic watch'1998Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1998–2011Patents assigned to SEIKO EPSON CORP (17)· patent assignee history
1998–2009Based in Suwa, JP· patent location history
2002–2005Based in Tatsuno-machi, JP· patent location history
2007–2011Based in Matsumoto, JP· patent location history
2011Patents assigned to AKAHANE HIDEHIRO (1)· patent assignee history
2011Patents assigned to IISAKA HIDEHITO (1)· patent assignee history
2011Patents assigned to TOYOOKA TAKASHI (1)· patent assignee history
2011Patents assigned to YOSHIDA SHOHEI (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKO EPSON CORP | 17 | 1998–2011 |
| AKAHANE HIDEHIROself | 1 | 2011 |
| IISAKA HIDEHITO | 1 | 2011 |
| TOYOOKA TAKASHI | 1 | 2011 |
| YOSHIDA SHOHEI | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tatsuno-machi, JP | 7 | 2002–2005 |
| Matsumoto, JP | 6 | 2007–2011 |
| Suwa, JP | 4 | 1998–2009 |