Assignee
Inventors
- Ralf Dreibholz (62 patents)
- Friedrich Tenbrock (20 patents)
- Gerd Frotscher (9 patents)
- Johannes Kaltenbach (161 patents)
- Markus Kaindl (10 patents)
- Jürgen GEBERT (1 patents)
- Joachim Fröschl (1 patents)
US Patent 7469169 · Granted Dec 23, 2008