Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4433037 | Heat erasable photographic element and process comprising silver halide | — | 1984-02-21 |
| 4410623 | Phthalaldehyde adduct and imaging compositions, elements and methods incorporating same | Max H. Stern | 1983-10-18 |
| 4318977 | Cobalt (III) complex imaging compositions having improved photographic properties | — | 1982-03-09 |
| 4308341 | Non-silver imaging compositions having improved speeds and processing temperatures | — | 1981-12-29 |
| 4243737 | Image forming composition and elements with Co(III) complex, conjugated .pi. bonding compounds and photoreductant | — | 1981-01-06 |