Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4518985 | Projection type green cathode ray tube, method for manufacturing phosphor screen for the same, and projection video device using the same | Masaaki Tamatani, Nobuyuki Tsuda, Norio Koike | 1985-05-21 |