Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880265 | Robot arm with an assembly flange for tools | Peter Drexel, Hans Erne, Karl Gross, Ulrich Kirsten, Ernst Leisner | 1989-11-14 |
| 4831290 | Linear unit for handling equipment | Heinz Clauss, Peter Drexel, Andreas Kettner, Ernst Leisner, Udo Schwarze | 1989-05-16 |
| 4816955 | Robot joint with an electric drive motor | Joachim Bruns, Andreas Kettner, Udo Schwarze | 1989-03-28 |