Assignee
Inventors
- Marcus A. Ritland (14 patents)
- Dennis W. Readey (12 patents)
- Richard N. Kleiner (6 patents)
- Jack D. Sibold (9 patents)
- Kyle Knudson (2 patents)
- Steven Landin (6 patents)
- Paul Thoen (5 patents)
US Patent 6247221 · Granted Jun 19, 2001