Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5175874 | Radiotelephone message processing for low power operation | — | 1992-12-29 |
| 5020091 | Automatic new radiotelephone system registration notification | Robert K. Krolopp, Jeffery L. Mullins | 1991-05-28 |
| 4905301 | Selective system scan for multizone radiotelephone subscriber units | Robert K. Krolopp, Jeffery L. Mullins | 1990-02-27 |
| 4811377 | Secure transfer of radio specific data | Robert K. Krolopp, Gary J. Pregont, Ezzat A. Dabbish | 1989-03-07 |