Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D433307 | Push pad | Chad A. Hickman, Eric K. Arthur, Roger A. Vitt | 2000-11-07 |
| D430786 | End cap for a door exit device push pad | Chad A. Hickman, Eric K. Arthur, Roger A. Vitt | 2000-09-12 |
| 5412961 | Exit delaying mechanism for panic exit door | Marlin Austin | 1995-05-09 |
| 5085475 | Exit-delaying mechanism, for a panic exit device | Marlin Austin, Paul J. Haeck | 1992-02-04 |