Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5469938 | Guide arrangement for elevators | Joachim Biewald, Volker Scheub, Helge Holler, Karl Fenkl, Stefan Hugel +4 more | 1995-11-28 |
| 5437347 | Cable tensioning device for elevators | Joachim Biewald, Volker Scheub, Helge Holler, Karl Fenkl, Stefan Hugel +5 more | 1995-08-01 |
| 5398781 | Cable tensioning device for elevators | Joachim Biewald, Volker Scheub, Helge Holler, Karl Fenkl, Stefan Hugel +5 more | 1995-03-21 |
| 5377788 | Safety catch device for elevators | Joachim Biewald, Volker Scheub, Helge Holler, Karl Fenkl, Stefan Hugel +4 more | 1995-01-03 |
| 4425918 | Membrane retainer arrangement for physiological sensing units | Helmut Leist, Karl-Heinz Pomorin, Georg J. Ullrich | 1984-01-17 |