Assignee
Inventors
- Paul Douglas Beuther (39 patents)
- Frank Stephen Hada (61 patents)
- Jeffrey Dean Holz (42 patents)
- Hans Ivarsson (9 patents)
- Ingvar Berndt Erik Klerelid (24 patents)
- Johan Ulf Ragard (12 patents)
US Patent 8075738 · Granted Dec 13, 2011