Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749219 | Vacuum lift assembly | John R. Herronen, Joseph M. Wright | 1988-06-07 |
| 4743006 | Fanner magnet assembly | John R. Herronen, Joseph M. Wright | 1988-05-10 |
| 4614108 | Die cart | John R. Herronen, Joseph M. Wright | 1986-09-30 |
| 4508212 | Adjustable torque conveyor roller drive | John R. Herronen, Joseph M. Wright | 1985-04-02 |