Assignee
Inventors
- Roy E. Lancraft (2 patents)
- Kenneth E. Daggett (22 patents)
- Eimei M. Onaga (16 patents)
- Richard J. Casler, Jr. (57 patents)
- Barrett L. Booth (4 patents)
- Norman J. Bergman (12 patents)
- Marcus D. Nuncy (1 patents)
US Patent 4868474 · Granted Sep 19, 1989