Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D411680 | Dual-direction diverting pusher element for a sorting conveyor | Paul Black, Martin A. Heit, James W. Halsey, Allen C. Brown, Raymond R. Neiser | 1999-06-29 |
| D411363 | Single-direction diverting pusher element for a sorting conveyor | Paul Black, Martin A. Heit, James W. Halsey, Allen C. Brown, Raymond R. Neiser | 1999-06-22 |