Assignee
Inventors
- Barry L. Dowell (15 patents)
- Dominique P. Bridon (40 patents)
- Xiaoxing Qiu (12 patents)
- Hans Lilja (18 patents)
- Timo Petteri Piironen (1 patents)
- Mauno Vihinen (2 patents)
- Kim Pettersson (16 patents)
US Patent 6143509 · Granted Nov 7, 2000