Assignee
Inventors
- Idar Kjetil Steen (10 patents)
- Harald N.ae butted.ss, Jr. (3 patents)
- Jan Siversen (1 patents)
- Sigmund Sandvoll (1 patents)
- Leif Aalmo (1 patents)
- Bjarne Heggseth (2 patents)
- Arild Håkonsen (7 patents)
- Magne degård (1 patents)
US Patent 5947184 · Granted Sep 7, 1999