Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6754237 | ISDN call processing | Per JOSEFSSON, Carina Lind | 2004-06-22 |
| 6631140 | Shared communications protocol layer for interfacing between wireless networks | — | 2003-10-07 |
| 6097948 | Signaling channel firewall for communications between wireless networks | — | 2000-08-01 |
| 5995843 | Method and arrangement for using a mobile phone in a wireless office network | Dick Eriksson | 1999-11-30 |