Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5181476 | Equipment system for agricultural ground soil preparation | Willy Rau, Wolfgang Rau | 1993-01-26 |
| 4776290 | Power take-off Shaft driven ground preparation machine | Willy Rau | 1988-10-11 |
| 4509438 | Combination implement for agricultural cultivation | Willy Rau | 1985-04-09 |
| 4315547 | Agricultural attachment | Willy Rau | 1982-02-16 |
| 4214634 | Arrangement for coupling a cultivating attachment to a cultivating machine | Willy Rau | 1980-07-29 |
| 4204579 | Cultivator with pivotal tines | Willy Rau | 1980-05-27 |