Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6253079 | System and method for optimization of calls based upon available satellite resources | Eric Valentine | 2001-06-26 |
| 6249676 | System and method for call optimization between mobile terminals in a satellite network | Eric Valentine | 2001-06-19 |
| 6246889 | System, method, and apparatus for delayed call answering | David Boltz | 2001-06-12 |
| 6240069 | System and method for location-based group services | Dipankar Ray | 2001-05-29 |
| 6233448 | System, method and apparatus for automatic feature activation/deactivation based upon positioning | Ranjit Bhatia | 2001-05-15 |
| 6233445 | Establishing emergency calls within a mobile telecommunications network | David Boltz | 2001-05-15 |
| 6219546 | System and method of reallocating satellite gateways in a radio telecommunications network | Eric Valentine | 2001-04-17 |
| 6185421 | System, apparatus and method for paging optimization using sub-location areas | Gunnar Borg | 2001-02-06 |
| 6185426 | System, method, and apparatus for delivery of location information about caller | Eric Valentine | 2001-02-06 |
| 6175743 | System and method for delivery of short message service messages to a restricted group of subscribers | Eric Valentine | 2001-01-16 |
| 6175741 | System and method for enhancing business card services within a cellular network | — | 2001-01-16 |
| 6138014 | System and method for optimization of multi-party calls in a satellite network | Eric Valentine | 2000-10-24 |
| 6138002 | System and method for providing services based on broadcasted system information | Ranjit Bhatia | 2000-10-24 |
| 6119014 | System and method for displaying short messages depending upon location, priority, and user-defined indicators | David Boltz | 2000-09-12 |
| 6101393 | Selective acceptance of short message service (SMS) messages in a cellular telephone network | David Boltz | 2000-08-08 |
| 6081731 | Selective carrier denial for mobile subscribers | David Boltz, Eric Valentine, Mahesh Patel, Erkki Joensuu | 2000-06-27 |
| 6078804 | Providing different routing treatments for emergency calls based on subscriber specified data | Eric Valentine | 2000-06-20 |
| 6067529 | System and method for sending a short message containing purchase information to a destination terminal | Dipankar Ray | 2000-05-23 |
| 6044263 | Method for providing a location independent dialing procedure within a mobile telecommunications network | Eric Valentine | 2000-03-28 |
| 6038445 | Providing service area dependent subscriber data within a mobile telecommunications network | David Boltz | 2000-03-14 |
| 6018660 | System and method for invoking barring features in a satellite network | Eric Valentine | 2000-01-25 |
| 6014568 | Location-based voice coder selection | Ranjit Bhatia | 2000-01-11 |
| 6011973 | Method and apparatus for restricting operation of cellular telephones to well delineated geographical areas | Eric Valentine | 2000-01-04 |
| 5991621 | Optimized routing of calls to roaming subscribers within a telecommunications network | — | 1999-11-23 |
| 5987318 | Call conference within a home zone | Eric Valentine | 1999-11-16 |