Assignee
Inventors
- Achim Schiffer (1 patents)
- Helmut Robiné (1 patents)
- Dieter Rüsenberg (1 patents)
- Stephan Schwenke (1 patents)
- Helmut Dombrowski (1 patents)
- Manfred Frach (6 patents)
- Frank Völker (2 patents)
US Patent 7767027 · Granted Aug 3, 2010