Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656888 | Oxygen-doped thiogallate phosphor | Sey-Shing Sun, Eric R. Dickey, Randall Wentross | 1997-08-12 |
| 5598059 | AC TFEL device having a white light emitting multilayer phosphor | Sey-Shing Sun | 1997-01-28 |