Assignee
Inventors
- Helmut Blum (24 patents)
- Bernd Mayer (1 patents)
- Ulrich Pegelow (20 patents)
- Horst-Dieter Speckmann (22 patents)
- Bernt Krebs (4 patents)
- Mark Duda (22 patents)
- Cetin Nazikkol (1 patents)
- Joerg Reim (1 patents)
US Patent 6153576 · Granted Nov 28, 2000