Assignee
Inventors
- Mark J. Anderson (34 patents)
- Richard L. Cole (35 patents)
- William S. Davidson (5 patents)
- Wilson D. Lee (7 patents)
- Peter B. Passe (2 patents)
- Gary R. Ricard (61 patents)
- Larry William Youngren (15 patents)
US Patent 4774657 · Granted Sep 27, 1988