Assignee
Inventors
- Jeffrey H. Tidwell (10 patents)
- Stanley Chamberlain (18 patents)
- George A. Freeman (8 patents)
- Joseph Howing Chan (6 patents)
- George W. Koszalka (18 patents)
- Leroy B. Townsend (37 patents)
- John C. Drach (41 patents)
US Patent 6413938 · Granted Jul 2, 2002