Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473422 | Communications network and method for screening incoming circuit switched calls | Göran Hall, Chris Kannas, Richard Persson, Hans-Olof Sundell | 2002-10-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473422 | Communications network and method for screening incoming circuit switched calls | Göran Hall, Chris Kannas, Richard Persson, Hans-Olof Sundell | 2002-10-29 |