Assignee
Inventors
- Randal L. Bertram (74 patents)
- Randal H. Cecil (2 patents)
- Jeffrey V. Ford (9 patents)
- Jerry T. Kozel (2 patents)
- Rodney Pete Springhetti (3 patents)
- Glenn E. Welman (3 patents)
- John P. Wright (5 patents)
US Patent 5261104 · Granted Nov 9, 1993