Assignee
Inventors
- Bernd-Wieland Kruger (134 patents)
- Dietmar Bielefeldt (46 patents)
- Karl-Rudolf Gassen (21 patents)
- Bernhard Homeyer (109 patents)
- Benedikt Becker (67 patents)
- Hans-Detlef Matthaei (4 patents)
- Wilhelm Stendel (149 patents)
US Patent 4973583 · Granted Nov 27, 1990