Assignee
Inventors
- Mika Petri Ylihautala (7 patents)
- Max Oskar Köhler (21 patents)
- Annemaria Johanna Halkola (5 patents)
- Matti Lindstrom (5 patents)
- Ilpo Asko Julius Koskela (1 patents)
- Jere Matti Nousiainen (2 patents)
US Patent 9146290 · Granted Sep 29, 2015