Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8015946 | Cage free nest | — | 2011-09-13 |
| 5607046 | Manure removal system and method | Michael E. Krehl | 1997-03-04 |
| 5450815 | Manure scraper assembly with opposingly angled blades | Michael E. Krehl | 1995-09-19 |
| 5279254 | Egg collector having separate continuous flexible belts of baskets for each cage conveyor | — | 1994-01-18 |