Inventor
Chiaki Sasaoka
Inventor
Tokyo, JP
Overview
Patents· 8 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 light30%
H10HInorganic light-emitting semiconductor devices having potential barriers20%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1015%
B82YSpecific uses or applications of nanostructures10%
C30BSingle-crystal growth10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
C23CCoating metallic material5%
PatentTitleYear
8,441,029'Light emitting element including side surface dielectric layer for avoiding impurity adhesion'20137,760,785'Group-III nitride semiconductor device'20107,741,654'Group III nitride semiconductor optical device'20106,841,410'Method for forming group-III nitride semiconductor layer and group-III nitride semiconductor device'20056,284,042'Method of growing nitride crystal of group III element'20016,100,106'Fabrication of nitride semiconductor light-emitting device'20006,033,490'Growth of GaN layers on quartz substrates'20005,963,787'Method of producing gallium nitride semiconductor light emitting device'1999Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1999–2010Patents assigned to NEC CORP (7)· patent assignee history
1999–2010Based in Tokyo, JP· patent location history
2010Based in Minato-ku, JP· patent location history
2013Patents assigned to RENESAS ELECTRONICS CORP (1)· patent assignee history
2013Patents assigned to SASAOKA CHIAKI (1)· patent assignee history
2013Based in Kanagawa, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 7 | 1999–2010 |
| RENESAS ELECTRONICS CORP | 1 | 2013 |
| SASAOKA CHIAKIself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 6 | 1999–2010 |
| Kanagawa, JP | 1 | 2013 |
| Minato-ku, JP | 1 | 2010 |