Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4688183 | Fire and security system with multi detector-occupancy-temperature-smoke (MDOTS) sensors | Barry G. Blackaby | 1987-08-18 |
| 4654640 | Digital PBX integrated workstation security system | Barry G. Blackaby | 1987-03-31 |
| 4551832 | Telephone based control system | Anthony J. Fastaia, Kurt von Nieda | 1985-11-05 |
| 4241398 | Computer network, line protocol system | — | 1980-12-23 |