Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8876490 | Hydro-pneumatic system with pressure limiting valve | Frantz D. Stanford, Bruce E. Knuth | 2014-11-04 |
| 8689823 | Hydro-pneumatic system with pressure limiting valve | Frantz D. Stanford, Bruce E. Knuth | 2014-04-08 |
| 8496449 | Air driven hydraulic pump | Bruce E. Knuth, Theo H. H. Den Ridder, Frantz D. Stanford, Roger R. Pili | 2013-07-30 |
| D665051 | Pump head | Jason W. Anderson, Nils G. Johannessen | 2012-08-07 |
| D663802 | Pump head | Jason W. Anderson, Nils G. Johannessen | 2012-07-17 |
| D662570 | Pump end | Jason W. Anderson, Nils G. Johannessen | 2012-06-26 |
| D658743 | Pump handle | Jason W. Anderson, Nils G. Johannessen, Carl A. Foege | 2012-05-01 |
| D573608 | Hydraulic pump | Theo H. H. Den Ridder, Bruce E. Knuth, Daniel R. Nett, Douglas S. Rodenkirch, William Lindeman | 2008-07-22 |