Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9578127 | Method and apparatus for call processing for SIP and ISUP interworking | Chaoxin Qiu, Richard L. Khan | 2017-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9578127 | Method and apparatus for call processing for SIP and ISUP interworking | Chaoxin Qiu, Richard L. Khan | 2017-02-21 |