Assignee
Inventors
- Ilpo Martikainen (17 patents)
- Markku Kulomäki (3 patents)
- Aki Mäkivirta (18 patents)
- Jussi Väisänen (12 patents)
- Noa Eskelinen (1 patents)
- Jari Makinen (22 patents)
- Pekka Nissinen (1 patents)
US Patent 9020178 · Granted Apr 28, 2015