Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816384 | Powdered packaged developer | Daniel Ray Fruge | 1989-03-28 |
| 4391903 | Ionic copolymers in photographic light-sensitive silver halide films | — | 1983-07-05 |
| 4341860 | Photoimaging compositions containing substituted cyclohexadienone compounds | — | 1982-07-27 |