Assignee
Inventors
- Ralf Beckmann (8 patents)
- Arvid Christmann (4 patents)
- Joachim Dohmann (4 patents)
- Kai Keldenich (3 patents)
- Rolf Kummel (1 patents)
- Frank Niermann (2 patents)
- Wilhelm Ruben (2 patents)
- Johannes Seippel (1 patents)
US Patent 6101958 · Granted Aug 15, 2000