Assignee
Inventors
- David C. Burns (1 patents)
- John S. Lee (16 patents)
- Robert L. Skubic (23 patents)
- Mark C. Albu (1 patents)
- Timothy P. Fitzgerald (7 patents)
- Gerry A. Lee (3 patents)
- David C. Duncan (1 patents)
US Patent 4910675 · Granted Mar 20, 1990