Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5350669 | Silver-carboxylate/1,2-diazine compounds as silver sources in photothermographic and thermographic elements | David R. Whitcomb | 1994-09-27 |
| 5324627 | Tetra-alkylammonium phenylsulfonylacetate thermal-dye-bleach agents | Dian E. Stevenson, Mark P. Kirk, Sylvia A. Farnum, Randall H. Helland, Jonathan P. Kitchin +7 more | 1994-06-28 |