Assignee
Inventors
- Michael Munz (8 patents)
- Kurt Weiblen (31 patents)
- Andreas Stratmann (8 patents)
- Anton Dukart (27 patents)
- Helmut Grutzeck (34 patents)
- Johann Wehrmann (17 patents)
- Conrad Haeussermann (15 patents)
- Klaus Kasten (7 patents)
US Patent 7437943 · Granted Oct 21, 2008