Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339475 | Method of forming a fluorescent screen for cathode-ray tube | Kouichi Nakasato | 1982-07-13 |
| 4293586 | Method for forming a fluorescent screen | Takaaki Unnai, Akiya Izumi | 1981-10-06 |