Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5872772 | Source position detecting method and communications system, communications equipment and relay suitable for executing the detecting method | Noriyuki Takao | 1999-02-16 |
| 5815528 | Interactive communication circuit for selecting a transmitting circuit to generate signals | Susumu Koga, Hidetoshi Takano, Noriyuki Takao, Goro Kobayashi | 1998-09-29 |