Assignee
Inventors
- Alan M. Polson (4 patents)
- Deryl D. Swanbom (6 patents)
- Richard L. Dunn (69 patents)
- Charles P. Cox (5 patents)
- Richard L. Norton (40 patents)
- Bryan K. Lowe (4 patents)
- Kenneth S. Peterson (15 patents)
US Patent 5487897 · Granted Jan 30, 1996