Assignee
Inventors
- Charles R. Nielsen (6 patents)
- Charles Anthony Bates (16 patents)
- Matthew W. Rooke (3 patents)
- Fred R. Hansen (11 patents)
- Paul T. Petersen (1 patents)
- Me Van Le (10 patents)
- Eugene K. Lew (3 patents)
US Patent 5570241 · Granted Oct 29, 1996