Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638686 | Planographic printing plate | Hirokazu Sawada, Hisashi Hotta, Akio Uesugi, Hirokazu Sasaki | 2003-10-28 |
| 6632379 | Oxynitride phosphor activated by a rare earth element, and sialon type phosphor | Mamoru Mitomo, Kyouta Ueda, Masakazu Komatsu | 2003-10-14 |
| 6527978 | Phosphor for vacuum ultraviolet ray-exciting light-emitting element | Kyota Ueda, Keiji Ono, Susumu Miyazaki | 2003-03-04 |