Assignee
Inventors
- Guenter Krenz (7 patents)
- Gerold Kohlberger (3 patents)
- Alexander Ziegler (12 patents)
- Bjoern Billep (1 patents)
- Wolf-Ingo Ratzel (6 patents)
- Bernd Beiermeister (4 patents)
- Zdenek Frcek (2 patents)
- Vaclav Straus (2 patents)
US Patent 8435618 · Granted May 7, 2013