Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668094 | Fabric softening bar compositions containing fabric softener and enduring perfume | Alex Haejoon Chung, Toan Trinh, Frederick Anthony Hartman, Robert Mermelstein | 1997-09-16 |
| 5652206 | Fabric softener compositions with improved environmental impact | Alex Haejoon Chung, Toan Trinh | 1997-07-29 |