Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6942706 | Vat acid dyeing of textile fibers | Stephen M. Birkinshaw, Samit N. Chevli, Michael O. Hunt, David Malcolm Lewis, David J. Marfell | 2005-09-13 |
| 6780205 | Vat acid dyeing of textile fibers | Stephen M. Birkinshaw, Samit N. Chevli, Michael O. Hunt, David Malcolm Lewis, David J. Marfell | 2004-08-24 |