Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12377596 | Mixing and kneading machine with a discharge device which has a degassing device | Wolfgang Walter | 2025-08-05 |
| 12318744 | Asymmetrical three-blade screw-type shaft for a mixing and kneading machine | Wolfgang Walter | 2025-06-03 |
| 12097474 | Double-bladed worm shaft for a mixing and kneading machine, wherein each of the blade elements has an elliptic, oval, or biconvex outer peripheral surface in the top view | Wolfgang Walter | 2024-09-24 |
| 11779891 | Asymmetrical three-blade screw-type shaft for a mixing and kneading machine | Wolfgang Walter | 2023-10-10 |
| 11504680 | Double-bladed worm shaft for a mixing and kneading machine, wherein each of the blade elements has an elliptic, oval, or bioconvex outer peripheral surface in the top view | Wolfgang Walter | 2022-11-22 |
| D966032 | Screw shaft element | Wolfgang Walter | 2022-10-11 |
| D966033 | Screw shaft element | Wolfgang Walter | 2022-10-11 |
| D961990 | Screw shaft element | Wolfgang Walter | 2022-08-30 |
| D957180 | Screw shaft element | Wolfgang Walter | 2022-07-12 |
| 11331634 | Mixing and kneading machine with receiving areas for kneading elements, said receiving areas being distributed over the inner circumferential surface of the housing in a non-uniform manner | Wolfgang Walter | 2022-05-17 |
| D929799 | Screw shaft element | Wolfgang Walter | 2021-09-07 |