Assignee
Inventors
- Hans-Joachim Graf (13 patents)
- Lothar Steger (4 patents)
- Klaus Kn orr (1 patents)
- Hartmut Schulz (2 patents)
- Volker Sch afer (3 patents)
- Thomas Scholl (10 patents)
- R udiger Schubart (1 patents)
- Manfred Schweiger (2 patents)
US Patent 5565599 · Granted Oct 15, 1996