Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079380 | Portable ice house | Jay Engstrom, Randy L. Schamberger, Griffith Ruppel | 2011-12-20 |
| 7509916 | Floating dock with integrated boat lift | — | 2009-03-31 |
| 4395065 | Door stop mechanism | Leonard L. Hayes | 1983-07-26 |