Assignee
No assignee recorded.
Inventors
- Stephen D. Walker (12 patents)
- John E. Repine (10 patents)
- Charles W. Henry (18 patents)
- Harry L. Valenta, Jr. (8 patents)
- Peter E. Nelson (12 patents)
- Unknown
US Patent 6802812 · Granted Oct 12, 2004
No assignee recorded.