Assignee
Inventors
- Michael Dauben (5 patents)
- Rudiger Engehausen (4 patents)
- Heinz Greve (11 patents)
- Wolfgang Nentwig (6 patents)
- Walter Kaminsky (18 patents)
- Christian Strubel (1 patents)
- Volker Scholz (2 patents)
US Patent 6291615 · Granted Sep 18, 2001