Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5680421 | Frame synchronization apparatus | Norio Yamaguchi, Toshimichi Naoi, Ryoichi Miyamoto | 1997-10-21 |
| 5602881 | Receiver for a digital communication system | Norio Yamaguchi, Toshimichi Naoi | 1997-02-11 |