Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5891451 | Skin treatment with salicylic acid esters | Angel Augusto Guerrero, Peter Ladislaus Dorogi | 1999-04-06 |
| 5741497 | Skin treatment with salicylic acid esters | Angel Augusto Guerrero, Peter Ladislaus Dorogi | 1998-04-21 |
| 5609854 | Thickened and stabilized cosmetic emulsion compositions | Angel Augusto Guerrero, Pamela C. Asplund | 1997-03-11 |
| 5505935 | Sunscreen compositions | Angel Augusto Guerrero | 1996-04-09 |
| 5425939 | Thickened cosmetic compositions | Angel Augusto Guerrero | 1995-06-20 |