Assignee
Inventors
- John C. Newkirk (5 patents)
- Larry D. Rose (71 patents)
- Donald R. Lauritzen (41 patents)
- Michael J. Ravenberg (10 patents)
- Mark Thompson (20 patents)
- David J. Green (92 patents)
- Terry R. Davis (9 patents)
US Patent 5967551 · Granted Oct 19, 1999