Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4572803 | Organic rare-earth salt phosphor | Akira Yoshino, Yoshiharu Kitahama, Isamu Iwami | 1986-02-25 |
| 4443380 | Organic europlum salt phosphor | Akira Yoshino, Yoshiharu Kitahama, Isamu Iwami | 1984-04-17 |