Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882640 | Recording and reproducing apparatus using recorded numeral information signals for program detection | — | 1989-11-21 |
| 4853803 | Multi-mode and multi-channel reproducing apparatus with channel change coordinated with mode change | Tsutomu Fukatsu, Taizou Hori, Toshiyuki Masui, Takashi Kobayashi, Koji Takahashi | 1989-08-01 |