Assignee
Inventors
- Adalbert Stephan (38 patents)
- Gernot Schäffler (12 patents)
- Evzen Pilar (16 patents)
- Martin Novak (3 patents)
- Vítezslav Kubes (2 patents)
- Josef Ludvícek (4 patents)
- Vladimir Krycner (2 patents)
US Patent 8931249 · Granted Jan 13, 2015