Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830273 | Parallel gripper | Ralf Winkler | 2004-12-14 |
| 6257122 | Clamping cylinder | Siegfried Gulde | 2001-07-10 |
| 5769487 | Chucking device for accurate mutual fixation of two members | — | 1998-06-23 |
| 5711538 | Chucking tool with an expansion sleeve | Thomas Retzbach | 1998-01-27 |