Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4756996 | Photographic processing composition for processing a photosensitive element of the self-developing type | — | 1988-07-12 |
| 4690884 | Photographic element and method for forming transparencies | Lucretia J. Weed | 1987-09-01 |
| 4247617 | Silver diffusion transfer film unit transparency | Kenneth G. Scott, Lucretia J. Weed | 1981-01-27 |