Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5511253 | Dual flush system for a toilet tank | Francisco Vazquez-Acosta, Francisco-Javier Melendez-Rodriguez | 1996-04-30 |
| 5421038 | Refilling preventing system for a toilet tank | Francisco Vazquez-Acosta, Francisco-Javier Melendez-Rodriguez | 1995-06-06 |