Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863882 | Rare earth oxysulfide ceramics | Masaaki Tamatani, Kazuto Yokota | 1989-09-05 |
| 4752424 | Method of manufacturing a rare earth oxysulfide ceramic | Masaaki Tamatani, Kazuto Yokota | 1988-06-21 |
| 4604549 | Orange-yellow emitting phosphor and cathode-ray tube employing the same | Masaaki Tamatani | 1986-08-05 |
| 4512912 | White luminescent phosphor for use in cathode ray tube | Yoshinori Tetsuishi, Kazuaki Higuchi | 1985-04-23 |