Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6694862 | Accessible hand pump | Robert G. Beckley, Tyler V. Kuhn | 2004-02-24 |
| 6345933 | Tank with backfill deflectors | Richard Todd Harding, Terry D. Groh | 2002-02-12 |
| 5570805 | Storage container assembly for combustible liquids | — | 1996-11-05 |
| 5398841 | Storage tank for combustible liquids | — | 1995-03-21 |
| 5285922 | Dual compartment storage tank | — | 1994-02-15 |
| 5201435 | Storage tank for combustible liquids | John L. Hilfiker, James H. Hull | 1993-04-13 |