Assignee
Inventors
- Timothy Vink (2 patents)
- Robert F. Burkholder (22 patents)
- Michael J. D'Aleo (17 patents)
- Andrew Elsbury (12 patents)
- Woodie C. Flowers (15 patents)
- Richard Lordo (9 patents)
- Shawn R. McCall (3 patents)
US Patent 4998635 · Granted Mar 12, 1991