Assignee
Inventors
- Stefan Dimitrov (8 patents)
- Norbert Ramaseder (12 patents)
- Wilfried Pirklbauer (15 patents)
- Yoyou Zhai (2 patents)
- Johannes Steins (14 patents)
- Ernst Fritz (11 patents)
- Johannes Müller (32 patents)
US Patent 6264883 · Granted Jul 24, 2001