Inventor
Masayuki Oto
Inventor
Zama, JP
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus31%
G11BInformation storage based on relative movement between record carrier and transducer20%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them11%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%
G01CMeasuring distances, levels or bearings6%
H04NPictorial communication, e.g. television6%
B81BMicrostructural devices or systems, e.g. micromechanical devices3%
B81CProcesses or apparatus specially adapted for the manufacture or treatment of microstructural devices or systems3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%
G01VGeophysics3%
PatentTitleYear
10,526,197Substrate for sensor, physical quantity detection sensor, acceleration sensor, electronic apparatus, vehicle, and method of manufacturing substrate for sensor202010,215,867Vibration analyzing system, vibration analyzing apparatus, and vibration analyzing method20199,998,093Resonator device, electronic apparatus, and moving object20188,477,272'Quarter wave plate, optical pickup device, and reflective liquid crystal display device'20138,398,241'Half-wave plate, optical pickup device, polarization conversion element, and projection display device'20138,233,101'Laminated wave plate, optical pickup device, polarization converter, and projection display apparatus'20128,107,351'Laminated half-wave plate, optical pickup device, polarization converter, and projection display apparatus'20128,031,401'Laminated half-wave plate, polarizing converter, polarized light illumination device and light pickup device'20118,000,208'Laminated wave plate and optical pickup device using the same'20117,995,276'Laminated half-wave plate, polarizing converter, polarized light illumination device and light pickup device'20117,986,608'Laminated wave plate and optical pickup device using the same'20117,936,508'Laminated half-wave plate, polarizing converter, polarized light illumination device and light pickup device'20117,894,321'Laminated wave plate and optical pickup using the same'20117,855,834'Multilayered phase difference plate and projector'20107,705,960'Dust-proof glass, and electro-optic device and projection type image display device using the same'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2011Patents assigned to EPSON TOYOCOM CORP (7)· patent assignee history
2010–2013Based in Zama, JP· patent location history
2011–2020Patents assigned to SEIKO EPSON CORP (8)· patent assignee history
2011Based in Zawa, JP· patent location history
2012–2013Patents assigned to OTO MASAYUKI (4)· patent assignee history
2013–2020Based in Okaya, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SEIKO EPSON CORP | 8 | 2011–2020 |
| EPSON TOYOCOM CORP | 7 | 2010–2011 |
| OTO MASAYUKIself | 4 | 2012–2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Zama, JP | 10 | 2010–2013 |
| Okaya, JP | 4 | 2013–2020 |
| Zawa, JP | 1 | 2011 |