Assignee
Inventors
- Ana Lopez (2 patents)
- Angel Mauro Alfonso Fernandez (1 patents)
- Rolando Perez Rodriguez (18 patents)
- Amparo E. Macias Abraham (1 patents)
- Carlos Manuel Alvarez Valcarcel (1 patents)
- Maria Eliana Lanio Ruiz (1 patents)
US Patent 5817513 · Granted Oct 6, 1998