Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667184 | Single crystal GaN substrate, method of growing same and method of producing same | Takuji Okahisa, Seiji Nakahata, Ryu Hirota, Koji Uematsu | 2003-12-23 |
| 6509651 | Substrate-fluorescent LED | Hideki Matsubara, Toshihiko Takebe | 2003-01-21 |