Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10698076 | Radio frequency signal transmission detector and locator | Charles M. Jones | 2020-06-30 |
| 5530438 | Method of providing an alert of a financial transaction | Richard S. Bickham, Robert W. Furtaw, Joseph Gerard Schultz, Arun Sobti | 1996-06-25 |
| 5249305 | Radio frequency error detection and correction system | Alfred B. Wieczorek, Charles N. Lynk, Jr., Walter J. Rozanski, Jr., Terry K. Mansfield | 1993-09-28 |
| 5115233 | Shared data/voice communication system with programmable data priority | Jay R. Krebs | 1992-05-19 |
| 5020130 | Universal frequency assignment protocol for trunked radio systems | Gary W. Grube, Timothy A. Monahan-Mitchell | 1991-05-28 |
| 5014345 | Method for dynamically regrouping subscribers on a communications system | Richard A. Comroe, Michael D. Sasuta, Daniel J. Coombes, Jaime Andres Borras | 1991-05-07 |
| 4992783 | Method and apparatus for controlling access to a communication system | Philip A. Bieri, Eric R. Schorman | 1991-02-12 |
| 4882751 | Secure trunked communications system | Michael D. Kotzin, Eric F. Ziolko | 1989-11-21 |
| 4870408 | Method for dynamically allocating data channels on a trunked communication system | Garry C. Hess, Richard A. Comroe | 1989-09-26 |
| 4837858 | Subscriber unit for a trunked voice/data communication system | Sewim F. Ablay, Stuart W. Thro | 1989-06-06 |
| 4833701 | Trunked communication system with nationwide roaming capability | Richard A. Comroe | 1989-05-23 |
| 4817190 | Method for dynamically regrouping subscribers on a communications system | Richard A. Comroe, John E. Major, Daniel J. Coombes, Susan M. Whitney, Michael D. Sasuta +4 more | 1989-03-28 |
| 4723264 | Signalling method for establishing trunked communication | Michael D. Sasuta | 1988-02-02 |
| 4692945 | Dispatch trunked radio system | — | 1987-09-08 |
| 4646345 | Automatic unit ID for quasi-transmission trunked systems | Bruce D. Heyman, Michael D. Sasuta | 1987-02-24 |
| 4612415 | Dynamic control of telephone traffic in a trunked radio system | Garry C. Hess | 1986-09-16 |
| 4243941 | Digital signal receiver having a dual bandwidth tracking loop | — | 1981-01-06 |