Assignee
Inventors
- Helmut Zimmermann (41 patents)
- Horst Otterbach (3 patents)
- Bernhard Durr (19 patents)
- Manfred Rabis (20 patents)
- Karl-Heinz Klopfer (7 patents)
- Klaus-Martin Uhl (51 patents)
- Gunter Wolf (44 patents)
- Rebekka Helfen (3 patents)
US Patent 6375171 · Granted Apr 23, 2002