Issued Patents All Time
Showing 1–15 of 15 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 | Andrew Dahl, Marion Calmer | 2025-09-30 |
| 12402564 | Over-center latch with mount, base plate, lever, and center pin for combine concaves | Andrew Dahl, Marion Calmer | 2025-09-02 |
| 12349631 | Assembly for concave fitted with material other than grain (MOG) limiting devices | Andrew Dahl, Marion Calmer | 2025-07-08 |
| 12349632 | Threshing and separation method to separate grains from material other than grain via threshing and separating apparatuses | Marion Calmer | 2025-07-08 |
| D1066427 | Latch and associated mounting hardware for combine concaves | Gene Colburn, Dan Akers, Marion Calmer, Andrew Dahl, Jay Dahl +1 more | 2025-03-11 |
| 12225855 | Over-center latch with mount, base plate, lever, and center pin for combine concaves | Andrew Dahl, Marion Calmer | 2025-02-18 |
| 12219901 | Combine with threshing chamber defined by distinct sequences of concaves | Marion Calmer | 2025-02-11 |
| D1058613 | Limiter plates | Andrew Dahl, Marion Calmer | 2025-01-21 |
| 12102041 | Methods and systems for threshing/separating grains and legumes utilizing concaves | Marion Calmer | 2024-10-01 |
| D1032666 | MOG limiting subassembly for combine concave | Marion Calmer | 2024-06-25 |
| D1031792 | Round bar concave | Marion Calmer | 2024-06-18 |
| D1031793 | Separating grate | Marion Calmer | 2024-06-18 |
| D1031791 | Straight bar concave | Marion Calmer | 2024-06-18 |
| D1023700 | Stalk roll | Marion Calmer | 2024-04-23 |
| 11877538 | Threshing grains and legumes utilizing concaves with adjustable openings | Marion Calmer | 2024-01-23 |