Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080484 | Method for manufacturing group III nitride semiconductor layer, method for manufacturing group III nitride semiconductor light-emitting device, and group III nitride semiconductor light-emitting device, and lamp | Yasunori Yokoyama | 2011-12-20 |
| 8049227 | Group III nitride semiconductor light emitting device, method for producing the same, and lamp thereof | Hiromitsu Sakai | 2011-11-01 |
| 8012784 | Method for producing group III nitride semiconductor light emitting device, group III nitride semiconductor light emitting device, and lamp | Yasunori Yokoyama, Takehiko Okabe, Kenzo Hanawa | 2011-09-06 |
| 7888687 | Electrode for semiconductor light emitting device | — | 2011-02-15 |
| 7867801 | Apparatus for producing group-III nitride semiconductor layer, method of producing group-III nitride semiconductor layer, method of producing group-III nitride semiconductor light-emitting device, group-III nitride semiconductor light-emitting device thereof, and lamp thereof | Yasunori Yokoyama, Takehiko Okabe | 2011-01-11 |