Assignee
Inventors
- Janne Kallio (27 patents)
- Tero Rantala (2 patents)
- Unknown
- Pekka Rissanen (7 patents)
- Kari Tuovinen (1 patents)
- Jan Parkkinen (1 patents)
- Alexander Esser (23 patents)
- Philip Bernard Wesby (27 patents)
US Patent 7499706 · Granted Mar 3, 2009