Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4670374 | Photothermographic accelerators for leuco diazine, oxazine, and thiazine dyes | Peter A. Bellus | 1987-06-02 |
| 4535056 | Yellow color formers for use in color photothermographic system | — | 1985-08-13 |
| 4460681 | Image enhancement of photothermographic elements | — | 1984-07-17 |
| 4452883 | Barrier resin for photothermographic color separation | Kristen A. Hoff | 1984-06-05 |
| 4374921 | Image enhancement of photothermographic elements | — | 1983-02-22 |