Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627520 | Nitride semiconductor substrate and method for manufacturing the same, and nitride semiconductor device using nitride semiconductor substrate | Hiroyuki Kiyoku, Kazuyuki Chocho, Hitoshi Maegawa | 2003-09-30 |
| 6627974 | Nitride semiconductor substrate and method for manufacturing the same, and nitride semiconductor device using nitride semiconductor substrate | Hiroyuki Kiyoku, Kazuyuki Chocho, Hitoshi Maegawa | 2003-09-30 |
| 6586762 | Nitride semiconductor device with improved lifetime and high output power | — | 2003-07-01 |