Assignee
Inventors
- Duncan N. Walker (2 patents)
- Vincent G. Terry (5 patents)
- Richard J. Keck (11 patents)
- James R. Pedersen (6 patents)
- Dennis R. Ulery (6 patents)
- Edmund E. Kazmierczak (7 patents)
- Brian Ernest Baxter Gott (7 patents)
US Patent 5122698 · Granted Jun 16, 1992