Assignee
Inventors
- Unknown
- Kenneth S. Walley (29 patents)
- James W. Johnston (23 patents)
- P. Michael Henderson (31 patents)
- Kelly H. Hale (15 patents)
- Warner B. Andrews, Jr. (20 patents)
- Jonathan I. Siann (20 patents)
US Patent 6424441 · Granted Jul 23, 2002