Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317392 | Noise reducing device for up-going signals in bidirectional CATV system | Naomasa Nishimoto | 1994-05-31 |
| 5218714 | CATV repeating amplifier circuitry | Mituo Sekiguchi | 1993-06-08 |