Assignee
Inventors
- Donna M. Baron (1 patents)
- David E. Espenlaub (9 patents)
- Vicki A. Haines (1 patents)
- Gerald A. Inberg (2 patents)
- Steve A. Shilling (1 patents)
- James Truesdale (1 patents)
- Robert J. Willett (1 patents)
US Patent 4635187 · Granted Jan 6, 1987