Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434142 | Communication system capable of automatically switching speech path via local area network to speech path via speech network | Nobuo Yonetsuka | 2002-08-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6434142 | Communication system capable of automatically switching speech path via local area network to speech path via speech network | Nobuo Yonetsuka | 2002-08-13 |