Assignee
Inventors
- Allen H. Simon (21 patents)
- David L. Sprague (31 patents)
- John M. Keith (9 patents)
- Michael F. Patti (3 patents)
- Kevin Harney (22 patents)
- Lawrence D. Ryan (8 patents)
- Nicola J. Fedele (25 patents)
- Brian Astle (40 patents)
US Patent 4823201 · Granted Apr 18, 1989