Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677727 | Television telephone | Hiroshi Gotoh, Kiyoshi Ishida, Yoji Shibata, Masahiro Takahashi, Masaaki Takizawa +6 more | 1997-10-14 |
| 5600655 | Calling method for communication terminal device | Nobuyuki Matsuyama | 1997-02-04 |