Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4890325 | Speech coding transmission equipment | Kohei Iseda, Koji Okazaki, Fumio Amano, Shigeyuki Unagami | 1989-12-26 |
| 4831636 | Coding transmission equipment for carrying out coding with adaptive quantization | Kohei Iseda, Yoshihiro Tomita, Fumio Amano, Shigeyuki Unagami, Shoji Tominaga | 1989-05-16 |