Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8584386 | Luminescent electronic souvenir device | — | 2013-11-19 |
| 4754475 | Calling line tracing system and identification detector | Jose P. Pintos, Affonso F. Da Costa Ribeiro Neto | 1988-06-28 |