Assignee
Inventors
- John W. Bryant (23 patents)
- Desmond T. Curran (61 patents)
- James F. Dyrud (30 patents)
- Christopher P. Henderson (58 patents)
- Dennis L. Krueger (67 patents)
- Harold J. Seppala (16 patents)
- Elfed I. Williams (11 patents)
US Patent 6070579 · Granted Jun 6, 2000