Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6593288 | Use of an amphoteric polymer to treat a hard surface | Dominic Wai-Kwing Yeung | 2003-07-15 |
| 6569261 | Cleaning composition comprising a water-soluble or water-dispersible polymer | Dominic Wai-Kwing Yeung | 2003-05-27 |
| 6554869 | Polymers for laundry applications | Wilfried Blokzijl, Cedric Geffroy, Khalid Mahmood, Laurence Griffith Thompson, John Michael WALSH +2 more | 2003-04-29 |