Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10538903 | Sink plug arrangement | — | 2020-01-21 |
| 10246310 | Large mobile crane | Rüdiger Zollondz, Alfons Weckbecker, Fritz-Botho Köster, Günter Karp | 2019-04-02 |
| 8727145 | Large mobile crane | Rüdiger Zollondz, Alfons Weckbecker, Fritz-Botho Köster, Günter Karp | 2014-05-20 |
| 8162160 | Modular counterweight carriage for cranes, in particular for large crane | Rüdiger Zollondz, Alfons Weckbecker, Fritz-Botho Köster, Günter Karp | 2012-04-24 |
| 7722013 | Combination double bottom block | Alfred Boes | 2010-05-25 |
| 6991275 | Bottom hook block system | Rüdiger Zollondz | 2006-01-31 |
| 5976194 | Method and means for cleaning | — | 1999-11-02 |
| 5881398 | Washbasin valve with integrated water trap | — | 1999-03-16 |