Assignee
Inventors
- Michael D. Wood (30 patents)
- Unknown
- Richard A. Heckelsberg (2 patents)
- Roger W. Holloway (3 patents)
- Mark L. LaForest (8 patents)
- Neil Murdie (26 patents)
- Charles A. Parker (25 patents)
- Unknown
US Patent 7172408 · Granted Feb 6, 2007