Assignee
Inventors
- Guido Giffels (11 patents)
- Marcel Felder (1 patents)
- Udo Kragl (20 patents)
- Christian Wandrey (30 patents)
- Andreas Bommarius (35 patents)
- Carsten Bolm (6 patents)
- Nadine Derrien (2 patents)
- Karlheinz Drauz (128 patents)
US Patent 6180837 · Granted Jan 30, 2001