Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7878699 | Drive for mixing drum with elastic element arranged between bearing incorporating drive system and base | Andreas Geier, Eduard Heilig, Michael M. Frondorf | 2011-02-01 |
| 7331701 | Gearbox for concrete mixer | Eduard Heilig, Andreas Geier, Michael M. Frondorf | 2008-02-19 |
| 4741521 | Axially-loadable bearing | Jorn-Rainer Quast, Gerd Gab | 1988-05-03 |