Assignee
Inventors
- Gregory G. Hughes (36 patents)
- Leon A. Guntly (8 patents)
- John B. Welker (3 patents)
- David Hill (15 patents)
- C. James Rogers (14 patents)
- Jerome P. Henkes (3 patents)
- Michael J. Reinke (36 patents)
US Patent 5341870 · Granted Aug 30, 1994