Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5193908 | Agitator suction tube combination | Charles L. Rescorla | 1993-03-16 |
| 4867653 | Diaphragm pump | John B. Mills, Vicky J. Peterson, Roger Young, C. Jeremy Crouch, Roman A. Schulz +1 more | 1989-09-19 |
| 4591096 | Centrifugal sprayer having interchangeable feed mechanism | William D. Vork, Michael Itzin | 1986-05-27 |
| 4553700 | Centrifugal sprayer having hollow cone feeder | Duane A. Luebeck | 1985-11-19 |
| 4294408 | In centrifugal spray guns | Duane A. Luebeck | 1981-10-13 |