Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790943 | Reactive dye compounds | David Malcolm Lewis, Gilles Genain, Wei Dong He, Taher Yousaf | 2004-09-14 |
| 6723834 | Reactive dye compounds | Dong Wei He, David Malcolm Lewis, Gilles Yves Marie Fernand Ganain, Taher Yousaf | 2004-04-20 |