Assignee
Inventors
- John Richardson (23 patents)
- Larry M. Kye (3 patents)
- Mark D. Brickhouse (2 patents)
- Gary G. Engstrom (4 patents)
- Kenneth J. Schlager (17 patents)
- Scott J. Kahle (2 patents)
- John A. Kelly (22 patents)
US Patent 5242602 · Granted Sep 7, 1993