Assignee
Inventors
- John A. Effenberger (21 patents)
- Unknown
- Lawrence D. David (36 patents)
- Timothy P. Pollock (2 patents)
- Katherine M. Sahlin (20 patents)
- Laura A. Socha (11 patents)
- Richard L. Stone (2 patents)
- John W. Verbicky, Jr. (17 patents)
US Patent 6239223 · Granted May 29, 2001