Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6345388 | Method and apparatus for transmitting and receiving television signal | Kiyoshi Imai, Akira Usui | 2002-02-05 |
| 6335763 | Television receiver and additional information transmitting method | Kiyoshi Imai, Akira Usui, Kiyokazu Hagiwara | 2002-01-01 |