Assignee
Inventors
- Douglas Raymond Weaver (14 patents)
- Joseph Carmine Lettieri (22 patents)
- Gary Edwin Tubb (20 patents)
- Dwayne Huston (1 patents)
- James M. Hart (494 patents)
- William Allen Rex (14 patents)
- Robert Birch (4 patents)
US Patent 7289021 · Granted Oct 30, 2007