Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12214557 | Weldable connecting element for connecting or joining thermoplastic line elements, and a welding assembly and a method for producing a welded connection | Gerald Severa | 2025-02-04 |
| 11987010 | Method for producing a welded connection, and welding device | Gerald Severa | 2024-05-21 |
| 11378217 | Floatable pipe combination | Wolfgang Prangl | 2022-07-05 |
| 11137095 | Method for joining pipe pieces and centering device for the joining process | Erich Gruber | 2021-10-05 |
| 9915382 | Pipe for slurry transport | — | 2018-03-13 |
| 6655103 | Plastic panel, in particular for lining concrete components | — | 2003-12-02 |
| 6156144 | Method for fusion jointing of plastic pipes | — | 2000-12-05 |
| 5921587 | Fusion jointing of plastic pipes | — | 1999-07-13 |
| 5425979 | Concrete protection sheet with signalling and reflective layer | — | 1995-06-20 |
| 5188697 | Process and device for welding of tubular plastic parts | — | 1993-02-23 |
| 5167895 | Method of manufacturing elastic nub panel produced thereby | — | 1992-12-01 |