Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5366842 | Oxygen barrier coated photographic coupler dispersion particles for enhanced dye-stability | James L. Edwards, Wendell F. Smith, Jr., Brian Thomas | 1994-11-22 |
| 5358831 | High dye stability, high activity, low stain and low viscosity small particle yellow dispersion melt for color paper and other photographic systems | James L. Edwards, Danuta Gibson, Thomas A. Rosiek, Brian Thomas, Vincent J. Flow, III | 1994-10-25 |
| 5318889 | Use of chain-extended acid processed ossein gelatin in the preparation of photographic elements | Melvin D. Sterman, Jacob I. Cohen | 1994-06-07 |
| 5300418 | Viscosity control of photographic melts | Gary W. Visconte, James A. Friday, Michael W. Orem, Alan R. Pitt | 1994-04-05 |
| 5279931 | Polymer co-precipitated coupler dispersion | Steven Sargeant, James T. Beck, Brian Thomas | 1994-01-18 |
| 5264317 | Oxygen barrier coated photographic coupler dispersion particles for enhanced dye-stability | James L. Edwards, Wendell F. Smith, Jr., Brian Thomas | 1993-11-23 |
| 5252425 | Hard copy imaging system | — | 1993-10-12 |
| 5248558 | Case-hardened gelatin-grafted polymer particles | William L. Gardner | 1993-09-28 |
| 5185230 | Oxygen barrier coated photographic coupler dispersion particles for enhanced dye-stability | James L. Edwards, Wendell F. Smith, Jr., Brian Thomas | 1993-02-09 |
| 5182189 | Increased photographic activity precipitated coupler dispersions prepared by coprecipitation with liquid carboxylic acids | Steven Sargeant | 1993-01-26 |
| 5158863 | Methods of forming stable dispersions of photographic materials | James T. Beck, Lia A. Crede | 1992-10-27 |
| 5135844 | Preparation of low viscosity small particle photographic dispersions in gelatin | Gary J. McSweeney, Steven Sargeant | 1992-08-04 |
| 5104776 | Increased photographic activity precipitated coupler dispersions prepared by coprecipitation with liquid carboxylic acids | Steven Sargeant | 1992-04-14 |
| 5091296 | Polymer co-precipitated coupler dispersion | Steven Sargeant, James T. Beck, Brian Thomas | 1992-02-25 |
| 5089380 | Methods of preparation of precipitated coupler dispersions with increased photographic activity | — | 1992-02-18 |
| 5066572 | Control of pressure-fog with gelatin-grafted and case-hardened gelatin-grafted soft polymer latex particles | Kevin M. O'Connor, Richard P. Szajewski | 1991-11-19 |
| 5055379 | Photoresist dichromate composition containing gelatin coated particles | Raymond F. Reithel, Tsang J. Chen, Steven Evans | 1991-10-08 |
| 5026632 | Use of gelatin-grafted and case-hardened gelatin-grafted polymer particles for relief from pressure sensitivity of photographic products | William L. Gardner | 1991-06-25 |
| 5013640 | Preparation of low viscosity small-particle photographic dispersions in gelatin | Gary J. McSweeney, Steven Sargeant | 1991-05-07 |
| 4990431 | Methods of forming stable dispersions of photographic materials | James T. Beck, Lia A. Crede | 1991-02-05 |
| 4970139 | Methods of preparation of precipitated coupler dispersions with increased photographic activity | — | 1990-11-13 |
| 4933270 | Process for the precipitation of stable colloidal dispersions of base degradable components of photographic systems in the absence of polymeric steric stabilizers | — | 1990-06-12 |
| 4920004 | Gelatin-grafted polymer particles | — | 1990-04-24 |
| 4855219 | Photographic element having polymer particles covalently bonded to gelatin | Melvin D. Sterman, Howard M. Low | 1989-08-08 |