Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6423562 | Contact electrode for n-type gallium nitride-based compound semiconductor and method for forming the same | Yukihiro Hisanaga | 2002-07-23 |
| 6420198 | Gallium nitride based compound semiconductor laser and method of forming the same | Akitaka Kimura | 2002-07-16 |