Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632379 | Oxynitride phosphor activated by a rare earth element, and sialon type phosphor | Tadashi Endo, Kyouta Ueda, Masakazu Komatsu | 2003-10-14 |
| 6589899 | Spinel type sialon, spinel type silicon oxynitride and methods for producing their powders | Toshimori Sekine, Hongliang He, Takamichi Kobayashi, Koji Kimoto | 2003-07-08 |
| 6579819 | Silicon nitride sintered products and processes for their production | Naoto Hirosaki, Toshiyuki Nishimura, Yoshinobu Yamamoto | 2003-06-17 |