Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7047555 | In-building CATV system, down-converter, up-converter and amplifier | Shigemitsu Toriyama, Yasuo Nakayama | 2006-05-16 |
| 6615407 | In-building CATV system, and up-converter and down-converter for use therein | — | 2003-09-02 |
| 6581208 | Up-converter and down-converter for in-building CATV system | — | 2003-06-17 |