Assignee
Inventors
- Richard D. Nathenson (25 patents)
- Jerome Apt, Jr. (5 patents)
- Martin Uram (23 patents)
- Paul M. Brumbaugh (5 patents)
- Gary H. Brawley (1 patents)
- Donald J. Hackman (37 patents)
- Brian C. Christenson (4 patents)
US Patent 5487229 · Granted Jan 30, 1996