Issued Patents 2025
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12426548 | Systems for regulating the flow of material other than grain through common concaves while simultaneously equalizing the flow of grain through common concaves | Marion Calmer, Daniel Wallerstedt | 2025-09-30 |
| 12402564 | Over-center latch with mount, base plate, lever, and center pin for combine concaves | Marion Calmer, Daniel Wallerstedt | 2025-09-02 |
| 12349631 | Assembly for concave fitted with material other than grain (MOG) limiting devices | Marion Calmer, Daniel Wallerstedt | 2025-07-08 |
| D1066427 | Latch and associated mounting hardware for combine concaves | Gene Colburn, Dan Akers, Marion Calmer, Jay Dahl, Joe Edmonson +1 more | 2025-03-11 |
| 12225855 | Over-center latch with mount, base plate, lever, and center pin for combine concaves | Marion Calmer, Daniel Wallerstedt | 2025-02-18 |
| D1058613 | Limiter plates | Marion Calmer, Daniel Wallerstedt | 2025-01-21 |