Inventor
Takeshi Yamatoya
Inventor
Tokyo, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Sprimary
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light36%
G02BOptical elements, systems or apparatus18%
B82YSpecific uses or applications of nanostructures9%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%
H04BTransmission9%
H04JMultiplex communication9%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h109%
PatentTitleYear
9,246,622'Semiconductor optical element, optical module and method of manufacturing semiconductor optical element'20168,654,430'Electro-absorption modulator and optical semiconductor device'20148,457,451'Semiconductor optical element'20137,876,799'Integrated semiconductor optical device'20117,733,934'Optical waveguide and semiconductor optical element'2010Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2010–2016Patents assigned to MITSUBISHI ELECTRIC CORP (5)· patent assignee history
2010–2016Based in Tokyo, JP· patent location history
2013–2014Patents assigned to YAMATOYA TAKESHI (2)· patent assignee history
2013Patents assigned to MORITA YOSHIMICHI (1)· patent assignee history
2013Patents assigned to WATATANI CHIKARA (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 5 | 2010–2016 |
| YAMATOYA TAKESHIself | 2 | 2013–2014 |
| MORITA YOSHIMICHI | 1 | 2013 |
| WATATANI CHIKARA | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 2010–2016 |