Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491763 | Color picture tube with shadow mask supporting members | Makoto Fujinuma, Makoto Harigae | 1985-01-01 |
| 4432018 | Explosion proof cathode-ray tube | Syoichi Yokoyama, Osamu Yasutome | 1984-02-14 |