Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574327 | Apparatus and method of processing local number portability calls in a signal transfer point of a telecommunications network | David E. Espenlaub | 2003-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574327 | Apparatus and method of processing local number portability calls in a signal transfer point of a telecommunications network | David E. Espenlaub | 2003-06-03 |