Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627520 | Nitride semiconductor substrate and method for manufacturing the same, and nitride semiconductor device using nitride semiconductor substrate | Tokuya Kozaki, Hiroyuki Kiyoku, Kazuyuki Chocho | 2003-09-30 |
| 6627974 | Nitride semiconductor substrate and method for manufacturing the same, and nitride semiconductor device using nitride semiconductor substrate | Tokuya Kozaki, Hiroyuki Kiyoku, Kazuyuki Chocho | 2003-09-30 |