Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794210 | Method for growing GaN compound semiconductor crystal and semiconductor substrate | Hiroaki Okagawa, Masahiro Koto, Kazuyuki Tadatomo | 2004-09-21 |
| 6700179 | Method for growing GaN compound semiconductor crystal and semiconductor substrate | Hiroaki Okagawa, Masahiro Koto, Kazuyuki Tadatomo | 2004-03-02 |