Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622920 | Emulsion of viscous hydrocarbon in aqueous buffer solution and method for preparing same | Hercilio Rivas, Xiomara Gutierrez | 1997-04-22 |
| 5556574 | Emulsion of viscous hydrocarbon in aqueous buffer solution and method for preparing same | Hercilio Rivas, Xiomara Gutierrez | 1996-09-17 |
| 5480583 | Emulsion of viscous hydrocarbon in aqueous buffer solution and method for preparing same | Hercilio Rivas, Xiomara Gutierrez | 1996-01-02 |