Assignee
Inventors
- Berend-Wilhelm Doden (4 patents)
- Michael Friedow (20 patents)
- Michael Mettner (12 patents)
- Martin Ohler (5 patents)
- Gunther Hohl (10 patents)
- Erich Ludewig (6 patents)
- Dietmar Sommer (6 patents)
US Patent 6069784 · Granted May 30, 2000