Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072979 | Terminal-to-terminal communication control system for IP full service | Shoji Miyaguchi | 2011-12-06 |
| 7948995 | Terminal-to-terminal communication connection control method using IP transfer network | Shoji Miyaguchi | 2011-05-24 |