Assignee
Inventors
- William F. Hedberg (2 patents)
- Martin G. Halvorson (1 patents)
- Donald B. Ellsworth, Jr. (1 patents)
- Richard Evans Lewis, II (94 patents)
- Paul Brooks (6 patents)
- Gary H. Mendelsohn (2 patents)
US Patent 5261059 · Granted Nov 9, 1993