Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8026118 | Gallium nitride based compound semiconductor light-emitting device and method for manufacturing same | Hiroshi Osawa | 2011-09-27 |
| 7982232 | Semiconductor light-emitting device, manufacturing method thereof, and lamp | Hiroshi Osawa, Naoki Fukunaga | 2011-07-19 |
| 7972952 | Compound semiconductor light-emitting device and method for manufacturing the same | Naoki Fukunaga | 2011-07-05 |
| 7968361 | GaN based semiconductor light emitting device and lamp | Hiroshi Osawa | 2011-06-28 |
| 7893449 | Gallium nitride based compound semiconductor light-emitting device having high emission efficiency and method of manufacturing the same | Naoki Fukunaga, Hiroshi Osawa | 2011-02-22 |
| 7875474 | Gallium nitride-based compound semiconductor light-emitting device and production method thereof | Noritaka Muraki, Hiroshi Osawa | 2011-01-25 |