Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479561 | Colored polyurethane surface coatings | Rubin Cai | 2002-11-12 |
| 6417155 | Laundry bars comprising non-staining water soluble polymeric colorants | Tiong Khoon Ong | 2002-07-09 |