Assignee
Inventors
- Bernhard Duerr (4 patents)
- Frank Emhardt (4 patents)
- Ralf-Henning Schrom (18 patents)
- Thomsa Geisel (1 patents)
- Rainer Tiefenbacher (9 patents)
- Rainer Leucht (5 patents)
- Hermann Gaus (20 patents)
US Patent 6438982 · Granted Aug 27, 2002