Assignee
Inventors
- Donald Ferrier (33 patents)
- Donald P. Cullen (3 patents)
- Edward Donlon (3 patents)
- Gary B. Larson (24 patents)
- William J. Decesare (5 patents)
- John L. Cordani (14 patents)
- Richard L. Kremer (1 patents)
US Patent 5261154 · Granted Nov 16, 1993