Assignee
Inventors
- Jan Benzler (3 patents)
- Albert-Andreas Hoebel (5 patents)
- Gerhard Schmidt (114 patents)
- Stefan Rupprecht (5 patents)
- Thomas Ruzicka (2 patents)
- Reiner Schuetz (8 patents)
- Jiang Hongquan (1 patents)
US Patent 6678948 · Granted Jan 20, 2004