Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6195002 | Alarms for monitoring operation of sensors in a fire-suppression system | Richard P. Evans | 2001-02-27 |
| 5864287 | Alarms for monitoring operation of sensors in a fire-suppression system | Richard P. Evans | 1999-01-26 |