Assignee
Inventors
- Peter Boehm (18 patents)
- Wilfried Wagner (38 patents)
- Lothar Schiel (44 patents)
- Manfred Rüffer (45 patents)
- Ralf Jakobi (21 patents)
- Kai-Michael Graichen (9 patents)
- Lothar Mattheis (1 patents)
US Patent 5297471 · Granted Mar 29, 1994