Assignee
Inventors
- Willi Hofen (40 patents)
- Wolfgang Boeck (11 patents)
- Stephan Rautenberg (12 patents)
- Joerg Sauer (8 patents)
- Dietrich Arntz (51 patents)
- Ralf Goedecke (12 patents)
- Wolfgang Taugner (6 patents)
- Raymund Sonnenschein (10 patents)
US Patent 5886230 · Granted Mar 23, 1999