Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020686 | Recycling and environmental debris chute | Richard A. Babineau | 2011-09-20 |
| 7270154 | Fuel storage and dispensing system | Rodger P. Grantham, Ken Allen | 2007-09-18 |
| 6953496 | Sub-atmospheric fuel storage system | Rodger P. Grantham | 2005-10-11 |
| 6835223 | Fuel storage and dispensing system | Rodger P. Grantham, Ken Allen | 2004-12-28 |
| 6360789 | Vapor recovery line diagnostics | Rodger P. Grantham | 2002-03-26 |
| 6293996 | Fuel storage system with vent filter assembly | Rodger P. Grantham | 2001-09-25 |
| 5285744 | Coaxial hose assembly | Rodger P. Grantham | 1994-02-15 |
| 5156191 | Hose assembly having a spider-like member holding the ends of inner and outer hoses thereof concentric and method of making the same | Rodger P. Grantham, Guy L. Renshaw | 1992-10-20 |
| 5056569 | Hose assembly and method of making the same | Rodger P. Grantham, Guy L. Renshaw | 1991-10-15 |