Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640953 | Controlled gravity accumulation conveyor | Clint R. Lupton | 2003-11-04 |
| 6609607 | Article separation conveyor | Bernard H. Woltjer, Douglas E. Olson, John R. Stafford, Ricardo N. Schiesser, Dennis J. Schuitema | 2003-08-26 |
| 6561360 | Automatic tray handling system for sorter | W Scott Kalm, Douglas E. Olson, Ricardo N. Schiesser, David Cotter | 2003-05-13 |