Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5640387 | Digital loop carrier apparatus for large volume digital signal transmission | Shigeki Takahashi, Kazuo Tanaka, Eiji Shimose | 1997-06-17 |
| 5615235 | Signal processing system for use in a digital signal clock changing apparatus | Mitsuo Kakuishi | 1997-03-25 |
| 5610943 | Signal processing apparatus | Mitsuo Kakuishi | 1997-03-11 |