Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12044017 | Self-climbing system, self-climbing unit and method for moving such a self-climbing unit on a concrete building structure | Andre Zwerenz | 2024-07-23 |
| 11371539 | Hydraulic arrangement having linked hydraulic units, climbing formwork, and method for moving the climbing formwork using such a hydraulic arrangement | Andre Zwerenz, Bogdan Parnica | 2022-06-28 |
| 11359390 | Self-climbing system, self-climbing unit and method for moving such a self-climbing unit on a concrete building structure | Andre Zwerenz | 2022-06-14 |
| 11105104 | Formwork apparatus and method for producing vertical wall sections that include connection reinforcement elements for a floor | Andre Zwerenz | 2021-08-31 |