Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8396073 | Voice relaying apparatus and voice relaying method | — | 2013-03-12 |
| 7522635 | Voice relaying apparatus and voice relaying method | — | 2009-04-21 |
| 6731651 | Voice relaying apparatus and voice relaying method | — | 2004-05-04 |
| 5598403 | Path setting control system in communication network | — | 1997-01-28 |
| 5450401 | Time slot switching device with a single data memory | Hideaki Funae | 1995-09-12 |
| 5349578 | Time slot switching function diagnostic system | Hideaki Funae | 1994-09-20 |