Issued Patents 2003
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650874 | Real-time slow drift correction of alignment of handset's local oscillator for cordless telephone | Somnath Banik, Joseph M. Cannon, Eric John Diethorn, Jeffrey P. Grundvig, James A. Johanson +2 more | 2003-11-18 |
| 6650871 | Cordless RF range extension for wireless piconets | Joseph M. Cannon, James A. Johanson | 2003-11-18 |
| 6639972 | Method for screening active voice mail messages | Joseph M. Cannon, Donald A. Fleck, James A. Johnason | 2003-10-28 |
| 6628759 | Alert signal during telephone conversation | Joseph M. Cannon, James A. Johanson, Richard M. Ubowski | 2003-09-30 |
| 6606504 | Method and apparatus for activating a ring silenced telephone | Syed S. Ali | 2003-08-12 |
| 6606353 | Multi-position switch for single digital I/O pin | Richard L. McDowell | 2003-08-12 |
| 6603846 | Methods and devices for selecting preferred call back numbers using CID data | Joseph M. Cannon, James A. Johanson | 2003-08-05 |
| 6587694 | Clock synchronization between wireless devices during cradled time | Richard L. McDowell, Jeffrey P. Grundvig, Jian Wu | 2003-07-01 |
| 6529587 | Method for screening active voice mail messages | Joseph M. Cannon, Donald A. Fleck, James A. Johanson | 2003-03-04 |
| 6510207 | Voice messaging system storage of emergency alert system warnings | Joseph M. Cannon | 2003-01-21 |