Assignee
Inventors
- Rolf Brisberger (13 patents)
- Bernhard Tenckhoff (5 patents)
- Holger Behrens (25 patents)
- Bodo Falkenhahn (5 patents)
- Walter Trakowski (7 patents)
- Michael Zielenbach (12 patents)
- Robert Jürgens (2 patents)
US Patent 7662438 · Granted Feb 16, 2010