Assignee
Inventors
- Andrew F. Roberts (29 patents)
- Emanuel M. Sachs (89 patents)
- David R. Stoops (1 patents)
- Karl T. Ulrich (28 patents)
- Todd Siler (5 patents)
- David C. Gossard (2 patents)
- George William Celniker (5 patents)
US Patent 5237647 · Granted Aug 17, 1993