Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7969967 | Number portability for an IMS network | John L. Douglas, Subhashish Ghosh, Vickie Lynn Kolka | 2011-06-28 |
| 7953388 | Retrieving jurisdiction information from home location register | Stephanie L. Millen | 2011-05-31 |