Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8548126 | Polarized telephone system for 3-state and 4-state systems | Robert W. Right, Hilario Costa | 2013-10-01 |
| 5959528 | Auto synchronous output module and system | Robert W. Right, Hilario Costa, Jan A. Braam, Dennis Ted Rock, Peter James Montgomery | 1999-09-28 |
| 4673920 | Fire alarm control and emergency communication system | Harry D. Ferguson, Kar-Kui Lee, William B. Oliver, Fat-Cho Kwong, Ronald P. Young +2 more | 1987-06-16 |