Assignee
Inventors
- Paivi A. Aho (7 patents)
- Reijo Backstrom (27 patents)
- Anita Koponen (1 patents)
- Inge-Britt Y. Linden (15 patents)
- Timo Lotta (6 patents)
- Kari Lonnberg (7 patents)
- Aino K. Pippuri (20 patents)
- Pentti Pohto (13 patents)
US Patent 6201027 · Granted Mar 13, 2001