Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7614365 | Method for operating a feces conveyor device | — | 2009-11-10 |
| 6968807 | Cage arrangement for poultry | — | 2005-11-29 |
| 5570657 | Arrangement for breeding poultry in cage batteries | — | 1996-11-05 |
| 5081920 | Apparatus for transporting and trimming mushrooms | — | 1992-01-21 |
| 4936257 | Arrangement for coops for poultry farm | — | 1990-06-26 |
| 4911247 | Power cultivating device | Gerd Scheipers | 1990-03-27 |
| 4846337 | Arrangement for manipulating eggs | — | 1989-07-11 |
| 4357904 | Conveyor for the removal of droppings for battery-designed poultry cage installations | — | 1982-11-09 |
| 4331103 | Nest installation for poultry farms | — | 1982-05-25 |
| 4316432 | Battery cage arrangement for laying hens | — | 1982-02-23 |
| 4235199 | Battery arrangement for laying hens | — | 1980-11-25 |