Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642546 | Nitride based semiconductor device and method of forming the same | Atsushi Yamaguchi | 2003-11-04 |
| 6635905 | Gallium nitride based compound semiconductor light-emitting device | Masaaki Nido, Atsushi Yamaguchi | 2003-10-21 |