Assignee
Inventors
- Olli-Pekka Eroma (12 patents)
- Heikki Heikkila (74 patents)
- Heikki Ojamo (9 patents)
- Paivi Sarmala (6 patents)
- Goran Hyoky (18 patents)
- Leena Rahkila (4 patents)
- Marja-Leena Sarkki (13 patents)
- Tapio Viljava (9 patents)
US Patent 7625728 · Granted Dec 1, 2009