Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217647 | Method for preparing rare earth oxysulfide phosphor | Hideo Tono, Kazuhito Iwasaki | 1993-06-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5217647 | Method for preparing rare earth oxysulfide phosphor | Hideo Tono, Kazuhito Iwasaki | 1993-06-08 |