Assignee
Inventors
- Ruben Daniel Dominguez (7 patents)
- David E. Finlay (6 patents)
- Stephen Hanna (82 patents)
- Jesus C. Lopez (3 patents)
- David C. Stevenson (7 patents)
- Donald W. Zegafuse, Jr., deceased (1 patents)
US Patent 4893257 · Granted Jan 9, 1990