Assignee
Inventors
- Roger Stone (14 patents)
- Jerry Booen (1 patents)
- Ian Doble (1 patents)
- Gordon Charles Hensley (1 patents)
- Hans Peter Kutzer (5 patents)
- Jim Router (1 patents)
- Klaus Conno Steffens (1 patents)
US Patent 7637829 · Granted Dec 29, 2009