Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8389975 | Group III nitride semiconductor light-emitting device | Takashi Udagawa | 2013-03-05 |
| 8227790 | Group III nitride semiconductor light-emitting device | Takashi Udagawa | 2012-07-24 |