Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6371733 | Pump with hydraulic load sensor and controller | — | 2002-04-16 |
| 5984646 | Hydraulic motor for use with airless paint sprayer system | Charles T. Scholl | 1999-11-16 |
| 5709536 | Hydro mechanical packingless pump and liquid spray system | Marty Hill Hopkins, Michael T. Sample, James N. Skarzynski | 1998-01-20 |
| 5025962 | Automatic timed release spray dispenser | — | 1991-06-25 |
| 4862915 | Rotary actuated disc valve | — | 1989-09-05 |
| 4518148 | Hydraulic choke device | — | 1985-05-21 |
| 4493336 | Hydraulic choking device | — | 1985-01-15 |