Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5191959 | Sorting conveyor with vertical switching system | — | 1993-03-09 |
| 4880099 | Tilting reversible belt transfer mechanism | Eugene A. Zilber | 1989-11-14 |
| 4798275 | Line-shaft conveyor diverter | Robert E. Slyh, Jr. | 1989-01-17 |
| 4792034 | Twisted flat belt drive for line shaft conveyors | — | 1988-12-20 |
| 4562921 | Track for conveyor chain | Samuel J. DeMan, Peter M. Perdok | 1986-01-07 |
| 4542815 | Air brake and retarder for gravity conveyors | — | 1985-09-24 |