Assignee
Inventors
- Juho Jumppanen (11 patents)
- Vili Ravanko (15 patents)
- Heikki Heikkila (74 patents)
- Juha Nurmi (24 patents)
- Nina Nurmi (5 patents)
- Pia Saari (5 patents)
- Katja Hakka (2 patents)
- Jari Lewandowski (15 patents)
US Patent 7037378 · Granted May 2, 2006