Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6746807 | Thermally bleachable filter dye compositions comprising benzothiazine-dioxide arylidene dyes and base precursors for use in a photothermographic element | Ramanuj Goswami, Teresa Joy Hosmer, David H. Levy | 2004-06-08 |
| 6743573 | Black and white silver halide display elements having good light stability | Charles H. Vogt, David T. Southby | 2004-06-01 |
| 6730462 | Thermally bleachable yellow filter dye compositions barbituric acid arylidene dyes and base precursors | Ramanuj Goswami, Cynthia A. MacMillan, Mary Christine Brick | 2004-05-04 |
| 6699629 | Process survivable indicia on foam core imaging supports | Peter T. Aylward, Mridula Nair | 2004-03-02 |