Assignee
Inventors
- Josef Willer (112 patents)
- Franz Hofmann (127 patents)
- Michael Specht (66 patents)
- Christoph Friederich (7 patents)
- Doris Keitel-Schulz (11 patents)
- Lars Bach (29 patents)
- Thomas Melde (8 patents)
US Patent 8258564 · Granted Sep 4, 2012