Assignee
Inventors
- Michael Wentworth (62 patents)
- Wayne Giesen (4 patents)
- Brian L. Johnson (47 patents)
- Wayne Johnson (42 patents)
- Thomas W. Kampf (40 patents)
- John Van Scoy (4 patents)
- Alex Watts (31 patents)
US Patent 6522823 · Granted Feb 18, 2003