Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6409422 | Plastic concrete form | Donald E. Rhodes | 2002-06-25 |
| 5215655 | Dispenser interlock fuel filter system disabled in response to filter removal | — | 1993-06-01 |
| 5143258 | Pressure relief for vacuum operated valve | — | 1992-09-01 |
| 5127555 | Submerged pump manifold with electrical interlocked changeable filter | — | 1992-07-07 |
| 4864696 | Hose clamp for a fuel dispensing system | John S. Loy | 1989-09-12 |
| D301342 | Liquid fuel dispensing console | Timothy K. Crum, Lawrence G. Nicklin | 1989-05-30 |
| D264471 | Dual gasoline pump | David Rowan | 1982-05-18 |
| D262970 | Quadruple gasoline pump | David Rowan | 1982-02-09 |
| D262115 | Triple gasoline pump | David Rowan | 1981-12-01 |