Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8813943 | Positive displacement sorter | Mohan Ramankutty, Kenneth J. Kooistra, Floyd W. Butler, Dennis J. Schuitema, Thomas H. Triesenberg +2 more | 2014-08-26 |
| 8579105 | Roller conveyor system and axle retainer for use in mounting the rollers | Floyd W. Butler, Paul L. Wetters, Kenneth J. Kooistra, Dennis J. Schuitema | 2013-11-12 |
| 8469178 | Conveyor system and method of laterally displacing articles | Floyd W. Butler, Paul L. Wetters, Kenneth J. Kooistra, Dennis J. Schuitema | 2013-06-25 |