Assignee
Inventors
- James J. Krutak (66 patents)
- Max A. Weaver (163 patents)
- Clarence A. Coates, Jr. (53 patents)
- Samuel D. Hilbert (64 patents)
- Terry Ann Oldfield (17 patents)
- William W. Parham (26 patents)
- Wayne P. Pruett (62 patents)
US Patent 5374419 · Granted Dec 20, 1994