Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5204747 | Aperture compensation circuit | — | 1993-04-20 |
| 4635106 | Beam index color cathode ray tube with color-identifying patterns of stripes disposed in beam run-in area of display surface | — | 1987-01-06 |
| 4364083 | Beam index type color television receiver | Katsuo Isono, Senri Miyaoka | 1982-12-14 |
| 4322742 | Method and apparatus for improving the sharpness of a video picture | Susumu Yoshida, Yoshio Ishigaki | 1982-03-30 |
| 4259687 | Beam index color cathode ray tube | Susumu Akazawa, Kiyonori Tominaga | 1981-03-31 |