Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721565 | Handover of wireless calls between systems supporting circuit and packet call models | Richard P. Ejzak, John Matthew Gafrick, Ronald Martin | 2004-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6721565 | Handover of wireless calls between systems supporting circuit and packet call models | Richard P. Ejzak, John Matthew Gafrick, Ronald Martin | 2004-04-13 |