Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686022 | Phosphorescent phosphor | Nobuyoshi Takeuchi, Yasumitsu Aoki, Takashi Matsuzawa | 1997-11-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686022 | Phosphorescent phosphor | Nobuyoshi Takeuchi, Yasumitsu Aoki, Takashi Matsuzawa | 1997-11-11 |