Assignee
Inventors
- Donald A. Whitehurst (3 patents)
- Paul D. Wyatt (4 patents)
- Charles E. Ring (3 patents)
- Michael J. Dufresne (4 patents)
- Jose F. Brenes (3 patents)
- Bruce A. Finger (3 patents)
- Dave R. Zeipelt (1 patents)
US Patent 6468439 · Granted Oct 22, 2002