Assignee
Inventors
- Frank Klippel (9 patents)
- Alexander Gothlich (6 patents)
- Gunnar Schornick (53 patents)
- Dietrich Fehringer (6 patents)
- Thomas Heidenfelder (21 patents)
- Helmut Witteler (50 patents)
- Walter Bertkau (8 patents)
US Patent 8568522 · Granted Oct 29, 2013