Assignee
Inventors
- Martin Balzer (3 patents)
- Willi Doehmen (2 patents)
- Heinz-Werner Eckerskorn (1 patents)
- Lutz Forst (2 patents)
- Peter Kluesener (3 patents)
- Roger Stehr (10 patents)
- Michael Pappert (3 patents)
US Patent 7374412 · Granted May 20, 2008