Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8813943 | Positive displacement sorter | Mohan Ramankutty, Kenneth J. Kooistra, Floyd W. Butler, Dennis J. Schuitema, Paul Kreys +2 more | 2014-08-26 |
| 7383935 | Motorized roller transverse drive | Ryan D. Tasma, David Cotter | 2008-06-10 |
| 7040478 | Steerable diverter system | — | 2006-05-09 |
| 6868961 | Roller conveyor with clutched idler rollers | Kenneth J. Kooistra | 2005-03-22 |
| 6478142 | Contact assembly for accumulation conveyors | David Cotter, Thomas Pelak, Kenneth J. Kooistra, Curtis E. LeMay | 2002-11-12 |
| 6065588 | Contact assembly for accumulation conveyors | David Cotter, Thomas Pelak, Kenneth J. Kooistra | 2000-05-23 |
| 5275273 | Track intersection pin guide | Frank Veit, David Cotter | 1994-01-04 |