Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776927 | Oxynitride phosphor activated by a rare earth element, and sialon type phosphor | Tadashi Endo, Kyouta Ueda, Masakazu Komatsu | 2004-08-17 |
| 6737378 | Silicon nitride sintered products and processes for their production | Naoto Hirosaki, Toshiyuki Nishimura, Yoshinobu Yamamoto | 2004-05-18 |