Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854232 | Method and apparatus for multi-color printing | — | 1989-08-08 |
| 4845564 | Television receiver incorporating a video cassette recorder and capable of displaying a sub-channel picture within a main-channel picture | Kunio Hakamada, Shizuo Hanamura, Toshio Amano | 1989-07-04 |
| 4841367 | Video source selecting system | Norihito Ichikawa, Ikeo Someya, Toshio Amano | 1989-06-20 |
| 4821102 | Video display system with selective display of operating conditions | Norihito Ichikawa, Toshio Amano, Ikuo Someya | 1989-04-11 |