Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10538392 | Magnetic transmission for conveyor | Anders Ek | 2020-01-21 |
| 6693894 | Communications network and method for directly routing calls to mobile subscribers using an internet protocol network | Torgny Karlsson | 2004-02-17 |
| 6400942 | Method and system for broadcasting large short messages | Rolf Hansson, Torgny Karlsson, Jeremy Hamill-Keays | 2002-06-04 |
| 6307845 | Processing packet-switched voice calls directed to a mobile unit operating in circuit-switched mode | Henrik Hummelgren, Torgny Karlsson | 2001-10-23 |
| 6246670 | Method and apparatus for preventing misrouting of data in a radio communication system | Torgny Karlsson | 2001-06-12 |
| 6222829 | Internet protocol telephony for a mobile station on a packet data channel | Torgny Karlsson | 2001-04-24 |
| 6137791 | Communicating packet data with a mobile station roaming within an incompatible mobile network | Lars Frid, Arne Pehrsson, Martin Backstrom, Ulf Axelsson, Ulf Olsson | 2000-10-24 |
| 6061341 | Use of transmission control protocol proxy within packet data service transmissions in a mobile network | Torgny Karlsson, Anders Herlitz | 2000-05-09 |
| 6047194 | Method, and associated apparatus, for selectively permitting transmission of packet data to a mobile terminal | — | 2000-04-04 |
| 5943616 | System and method for data exchange between subscribers supporting incompatible standards | — | 1999-08-24 |
| 5903851 | Radio link short hold mode for mobile circuit data applications | Martin Backstrom, Ulf Olsson | 1999-05-11 |