Assignee
Inventors
- David E. Jones (42 patents)
- Michael R. Lyon (8 patents)
- Richard F. Leavitt (9 patents)
- Carl F. Nicklos (29 patents)
- Ralph L. Sonderegger (133 patents)
- Mark S. Thayne (22 patents)
- Yiping Ma (139 patents)
US Patent 5617397 · Granted Apr 1, 1997