Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756189 | Photographic elements containing cyan coupler UV absorber and stabilizer | Danuta Gibson, Llewellyn J. Leyshon | 2004-06-29 |
| 6699650 | Photographic couplers having improved image dye light stability | Llewellyn J. Leyshon, Katie E. Smith | 2004-03-02 |