Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7603773 | Towing vehicle receptacle adaptor | — | 2009-10-20 |
| 7289816 | USSD-facilitated call setup for push to talk over cellular (PoC) services | — | 2007-10-30 |
| 6665529 | System and method for authenticating a cellular subscriber at registration | — | 2003-12-16 |
| 5966653 | Validating a forward-to-number within a mobile telecommunications system | Erkki Joensuu, Eric Valentine, David Boltz, Ranjit Bhatia | 1999-10-12 |
| 5953663 | Rerouting an incoming call to a ported telecommunications terminal | Alain Maupin | 1999-09-14 |
| 5915225 | Remotely retrieving SIM stored data over a connection-less communications link | — | 1999-06-22 |
| 5890063 | Downloading of routing numbers to donor switches within a telecommunications network | — | 1999-03-30 |
| 5881235 | Remotely programming a mobile terminal with a home location register address | — | 1999-03-09 |
| 5878115 | Method and apparatus for providing different terminating call treatments based on service area | Eric Valentine, Vladimir Alperovich, Erkki Joensuu, Mahesh Patel, David Boltz | 1999-03-02 |
| 5839065 | Validation of a forward-to-number by a mobile station | Erkki Joensuu, Eric Valentine, David Boltz, Ranjit Bhatia | 1998-11-17 |
| 5172117 | Analog to digital conversion using an integrater and a sample and hold circuit | Louis Hlousek | 1992-12-15 |
| 5066382 | Thermal control for capillary electrophoresis apparatus | Scot R. Weinberger | 1991-11-19 |
| 5055761 | Smooth rotation by a galvanometer | — | 1991-10-08 |