Assignee
Inventors
- Arthur M. Wilson (15 patents)
- Mark A. Kressley (7 patents)
- Dean L. Frew (7 patents)
- Juanita G. Miller (5 patents)
- John E. Hanicak (1 patents)
- Philip Hecker (2 patents)
- James Drumm (4 patents)
US Patent 5646068 · Granted Jul 8, 1997