Assignee
Inventors
- Alan E. Grey (6 patents)
- Judy K. Partin (11 patents)
- Mark L. Stone (19 patents)
- Ray M. Von Wandruszka (1 patents)
- William K. Reagen (22 patents)
- Jani C. Ingram (3 patents)
- Gregory D. Lancaster (10 patents)
US Patent 5157261 · Granted Oct 20, 1992