Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623918 | Process for the preparation of high bromide tabular grain emulsions | Dirk J. Hasberg, Rajesh V. Mehta | 2003-09-23 |
| 5491058 | Film for duplicating silver images in radiographic films | Catherine C. Wideman, Paul W. Twombly | 1996-02-13 |
| 5264336 | Silver brom(oiod)ide emulsions of increased sensitivity in the near infrared | Alfred P. Marchetti, Myra T. Olm | 1993-11-23 |
| 5024931 | Photographic emulsions sensitized by the introduction of oligomers | Francis J. Evans, Robert D. Wilson | 1991-06-18 |
| 4933269 | Photographic silver halide element containing infrared filter dyes | Richard L. Parton, David A. Stegman | 1990-06-12 |
| 4835093 | Internally doped silver halide emulsions | Gaile A. Janusonis, James R. Buntaine, Myra T. Olm, Raymond S. Eachus | 1989-05-30 |
| 4711409 | Pawl controlled reel extension | — | 1987-12-08 |
| 4680256 | Emulsions and photographic elements containing silver halide grains having trisoctahedra crystal faces | Joe E. Maskasky | 1987-07-14 |
| 4678135 | Control of line wrapping on reel, by reel groove design | — | 1987-07-07 |
| 4638959 | Pawl controlled reel extension | — | 1987-01-27 |