Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7878752 | Bearing between components on construction machines | Ralf Schmeling, Bernhard Willaredt, Birgit Ditz | 2011-02-01 |
| 7549242 | Multiple boom for excavators | Ralf Schmeling, Bernhard Willaredt, Birgit Ditz | 2009-06-23 |
| 6168143 | Pneumatic spring | Dirk Lambrecht | 2001-01-02 |