Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142279 | Acknowledge back paging system having the capability of matching variable length data messages to pager addresses | Leon Jasinski, Lynne A. Steel, Clifford D. Leitch | 1992-08-25 |
| 4968966 | High data rate simulcast communication system | Leon Jasinski, Lynne A. Steel | 1990-11-06 |
| 4942592 | Synchronous receiver for minimum shift keying transmission | Clifford D. Leitch | 1990-07-17 |
| 4918437 | High data rate simulcast communication system | Leon Jasinski | 1990-04-17 |
| 4891637 | Acknowledge back pager with apparatus for controlling transmit frequency | Kazimierz Siwiak, James Michael Keba | 1990-01-02 |
| 4888793 | Phase correcting DPSK/PSK receiver with digitally stored phase correction derived from received data | Keith A. Chanroo | 1989-12-19 |
| 4875038 | Frequency division multiplexed acknowledge back paging system | Kazimierz Siwiak, Leon Jasinski | 1989-10-17 |
| 4825193 | Acknowledge back pager with adaptive variable transmitter output power | Kazimierz Siwiak, Leon Jasinski | 1989-04-25 |
| 4737969 | Spectrally efficient digital modulation method and apparatus | Clifford D. Leitch, Jose I. Suarez | 1988-04-12 |