Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677727 | Television telephone | Hiroshi Gotoh, Yoji Shibata, Masahiro Takahashi, Masaaki Takizawa, Kenji Yokoi +6 more | 1997-10-14 |
| 5606554 | Teleconference terminal equipment and teleconference module | Yoji Shibata, Masaaki Takizawa, Hitoshi Matsushima, Atsuo Yoshida, Atsushi Ishibashi +1 more | 1997-02-25 |