Assignee
Inventors
- David C. Grant (44 patents)
- Randolph H. Watkins (9 patents)
- Robert M. Sluga (5 patents)
- Steven J. Wurgler (3 patents)
- Gregory D. Mills (8 patents)
- Dennis C. Berry (6 patents)
- Jerry D. Fisher (7 patents)
US Patent 5192340 · Granted Mar 9, 1993