Assignee
Inventors
- Johan Hallborn (2 patents)
- Merja Penttila (58 patents)
- Heikki Ojamo (9 patents)
- Mats Walfridsson (3 patents)
- Ulla Airaksinen (12 patents)
- Sirkka Keranen (7 patents)
- Bärbel Hahn-Hägerdal (7 patents)
US Patent 6582944 · Granted Jun 24, 2003