Assignee
Inventors
- Randy C. Tolman (53 patents)
- Lawrence O. Carlson (4 patents)
- David A. Kinison (5 patents)
- Kris J. Nygaard (11 patents)
- Glenn S. Goss (4 patents)
- William A. Sorem (11 patents)
- Lee L. Shafer (12 patents)
US Patent 6520255 · Granted Feb 18, 2003