Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131019 | System for interfacing an alarm reporting device with a cellular radio transceiver | Eliezer A. Sheffer, Richard W. Haff | 1992-07-14 |
| 4741022 | Remote subscriber interaction system | Alan Eisenberg, Rolland James | 1988-04-26 |
| 4528423 | Remote subscriber terminal unit | Rolland James | 1985-07-09 |
| 4527235 | Subscriber terminal polling unit | — | 1985-07-02 |
| 4442320 | Remote subscriber interaction system | Rolland James | 1984-04-10 |