Assignee
Inventors
- Harold J. Liff (17 patents)
- Brian T. Hart (20 patents)
- Robert L. Wallace (29 patents)
- Arthur A. Berube (16 patents)
- Richard D. Hart (14 patents)
- Enea W. Bossi (11 patents)
- by David Bossi, legal representatvie (1 patents)
US Patent 6814254 · Granted Nov 9, 2004