Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9587763 | Device for securing a fire hydrant valve using a moveable element | Fred J. Stehling, Roy Istre | 2017-03-07 |
| 7322563 | Arrangement for securing in-ground water valves | Fred J. Stehling, Roy Istre | 2008-01-29 |
| 7040342 | Fire hydrant lock | Fred J. Stehling, Roy Istre | 2006-05-09 |