Assignee
Inventors
- S. Perry Schlesinger (2 patents)
- Thomas Marshall (32 patents)
- David B. McDermott (1 patents)
- Victor L. Granatstein (6 patents)
- Robert K. Parker (1 patents)
- Phillip A. Sprangle (17 patents)
- Philip Efthimion (7 patents)
US Patent 4331936 · Granted May 25, 1982