Assignee
Inventors
- Roland J. Hanson (1 patents)
- Christopher M. Petersen (7 patents)
- Ruth N. Klepfer (20 patents)
- Marilyn C. Rochat (4 patents)
- James H. Ericksen (13 patents)
- Anthony J. Koenigsfeld (1 patents)
- Charles Stomberg (8 patents)
US Patent 7389146 · Granted Jun 17, 2008