Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794105 | Radiographic silver halide film for mammography with reduced dye stain | Stephen A. Hershey, Robert E. Dickerson | 2004-09-21 |
| 6727055 | High bromide cubic grain emulsions | Richard Beal, Anthony D. Gingello, Stephen A. Hershey, John D. Mee, Myra T. Olm | 2004-04-27 |
| 6686116 | Blue spectrally sensitized film for radiography, imaging assembly and method | Robert E. Dickerson, Stephen A. Hershey, Richard F. Davis | 2004-02-03 |
| 6673507 | Radiographic film for mammography with improved processability | Robert E. Dickerson, Richard Beal, Anthony D. Gingello | 2004-01-06 |
| 6306570 | Silver halide light sensitive emulsion layer having enhanced photographic sensitivity | Jerome J. Looker, Samir Y. Farid, Ian R. Gould, Stephen A. Godleski, Jerome R. Lenhard +3 more | 2001-10-23 |
| 6291154 | Green sensitized tabular grain photographic emulsions | Frederick Charles Derks, Melvin M. Kestner, Steven G. Link | 2001-09-18 |
| 6232058 | High-speed high quality direct radiographic film | Richard Beal, Franklin C. Brayer, Catherine C. Wideman | 2001-05-15 |
| 6054260 | Silver halide light sensitive emulsion layer having enhanced photographic sensitivity | Jerome J. Looker, Samir Y. Farid, Ian R. Gould, Stephen A. Godleski, Jerome R. Lenhard +3 more | 2000-04-25 |
| 5955249 | Radiographic elements exhibiting increased speed and covering power | Jerome J. Looker | 1999-09-21 |
| 5876913 | Dual-coated radiographic elements with limited hydrophilic colloid coating coverages | Robert E. Dickerson, Marcia K. Hansen | 1999-03-02 |
| 5807666 | Photographic elements with j-aggregating carbocyanine infrared sensitizing dyes | Anne Troxell Wyand | 1998-09-15 |
| 5800976 | Radiographic elements that satisfy image and tone requirements with minimal silver | Robert E. Dickerson, Marcia K. Hansen | 1998-09-01 |
| 5759759 | Radiographic elements exhibiting increased covering power and colder image tones | Robert E. Dickerson, Marcia K. Hansen | 1998-06-02 |
| 5576173 | Photographic elements with J-aggregating dicarbocyanine infrared sensitizing dyes | Richard L. Parton | 1996-11-19 |
| 5395748 | Ballasted optical brighteners | Pranab Bagchi | 1995-03-07 |
| 5364754 | Silver halide photographic emulsions precipitated in the presence of organic dichalcogenides | Sang H. Kim, Richard Beal, Jerzy A. Budz, Wai K. Lam, Mark A. Whitson | 1994-11-15 |
| 5298379 | Radiation sensitive element with absorber dye to enhance spectral sensitivity range | Richard L. Parton | 1994-03-29 |
| 5256519 | Nucleated high contrast photographic elements containing tetraazaindenes which inhibit pepper fog | — | 1993-10-26 |
| 5238779 | Nucleated high contrast photographic elements containing low-stain sensitizing dyes | Linda J. Knapp, Steven G. Link | 1993-08-24 |
| 5213944 | Nucleated high contrast photographic elements containing substituted thioureas which enhance speed and increase contrast | — | 1993-05-25 |
| 5210002 | Nucleated high contrast photographic elements containing urea compounds which enhance speed and increase contrast | — | 1993-05-11 |
| 5108882 | Infrared-sensitive photographic element containing at least two photosensitive layers | Richard L. Parton, Annabel A. Muenter | 1992-04-28 |
| 5013642 | Photographic element | Annabel A. Muenter, Richard L. Parton, Nicholas A. Pightling, David Beaumond | 1991-05-07 |
| 4988611 | Imaging utilizing a light-handleable photographic element having solid particle dispersion filter dye layer | Richard B. Anderson, Ronda E. Factor, Donald R. Diehl | 1991-01-29 |
| 4933273 | Photographic element and emulsion having enhanced sensitometric properties and process of development | Paul B. Gilman, Thaddeus D. Koszelak, Roland G. Willis | 1990-06-12 |