Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845564 | Television receiver incorporating a video cassette recorder and capable of displaying a sub-channel picture within a main-channel picture | Kunio Hakamada, Osamu Oda, Toshio Amano | 1989-07-04 |