Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5364747 | Color correcting layers consisting essentially of at least one dye-forming coupler and gelatin in chromogenic black-and-white photographic imaging systems | James L. Edwards, Paul T. Hahm | 1994-11-15 |
| 5362616 | Chromogenic black-and-white photographic imaging systems | James L. Edwards, Paul T. Hahm, Mitchell J. Bogdanowicz | 1994-11-08 |