Assignee
Inventors
- Eeva-Liisa Heinonen (5 patents)
- Jaakko Itavaara (5 patents)
- Heidi Karves (5 patents)
- Kai Kronström (9 patents)
- Unknown
- Jari Mononen (16 patents)
- Petri Nykanen (29 patents)
- Mikko Virtanen (8 patents)
US Patent 6728530 · Granted Apr 27, 2004