Assignee
Inventors
- Roy W. Kuennen (28 patents)
- Robin M. Dykhouse (3 patents)
- Dennis J. Kool (18 patents)
- Ronald C. Markham (20 patents)
- Bradley J. Pippel (36 patents)
- Dennis E. Kidd (6 patents)
- Merlin G. Tiede (4 patents)
US Patent 5698091 · Granted Dec 16, 1997