Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5932407 | Color photographic element containing oxidized developer-scavenging naphtholic coupler forming wash-out dye | William J. Begley, Stephen P. Singer | 1999-08-03 |
| 5870643 | Single-use flash cameras with reflector or siren | Richard P. Szajewski | 1999-02-09 |
| 5834175 | Cyan coupler dispersion with increased activity | Paul L. Zengerle | 1998-11-10 |
| 5726003 | Cyan coupler dispersion with increased activity | Paul L. Zengerle | 1998-03-10 |
| 5585230 | Cyan coupler dispersion with improved stability | Paul L. Zengerle, Ronda E. Factor | 1996-12-17 |
| 5500330 | Photographic material and process comprising a thiol beach assist in the low sensitivity layer of a triple-coat | Richard P. Szajewski | 1996-03-19 |
| 5466560 | Limited use cameras and films | Richard P. Szajewski, James P. Merrill | 1995-11-14 |
| 5395744 | Color photographic silver halide negative imaging process and material comprising tabular silver halide grains, development inhibitor releasing compounds and distributed dyes | Richard P. Szajewski, James P. Merrill | 1995-03-07 |
| 5322766 | Color photographic recording material | George F. Wu, Thomas B. Brust, James T. Kofron, Gary L. House | 1994-06-21 |
| 5308747 | Photographic silver halide material comprising tabular grains and positioned absorber dyes | Richard P. Szajewski, James P. Merrill | 1994-05-03 |
| 5302499 | Photographic silver halide material comprising tabular grains of specified dimensions in several color records | James P. Merrill, Lois A. Buitano, Richard P. Szajewski | 1994-04-12 |
| 5298376 | Photographic silver halide material with improved color saturation | Richard P. Szajewski | 1994-03-29 |
| 5275929 | Photographic silver halide material comprising tabular grains of specified dimensions | Lois A. Buitano, James P. Merrill, Richard P. Szajewski | 1994-01-04 |
| 5219715 | Color photographic recording material and process | George F. Wu, Thomas B. Brust, James T. Kofron, Gary L. House | 1993-06-15 |
| 5183727 | Color photographic recording material processing | Eric R. Schmittou | 1993-02-02 |
| 4656122 | Reversal photographic elements containing tabular grain emulsions | David C. Shuman | 1987-04-07 |