Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5994043 | Color photographic film with inverted blue recording layers | Joseph F. Bringley, Roger A. Bryant | 1999-11-30 |
| 5719014 | Color negative films containing yellow methine dyes for filtration and density correction | Paul B. Merkel, Melvin M. Kestner | 1998-02-17 |
| 5614360 | Photographic element and coating composition | Kenneth G. Harbison, Wilbur S. Gaugh, Thomas H. Whitesides | 1997-03-25 |
| 5464733 | Photographic material having reduced fog | — | 1995-11-07 |
| 5360703 | Multicolor photographic elements exhibiting an enhanced characteristic curve shape | Elizabeth Chang | 1994-11-01 |
| 5314793 | Multicolor photographic elements exhibiting an enhanced speed-granularity relationship | Elizabeth Chang | 1994-05-24 |
| 5300418 | Viscosity control of photographic melts | Gary W. Visconte, Pranab Bagchi, Michael W. Orem, Alan R. Pitt | 1994-04-05 |
| T104902 | Adsorbable arylhydrazides and applications thereof to silver halide photography | Richard L. Parton | 1984-12-04 |
| 4459347 | Adsorbable arylhydrazides and applications thereof to silver halide photography | Richard L. Parton | 1984-07-10 |
| 4183754 | Photographic products and processes employing nondiffusible 1-arylazo-4-isoquinolinol dye-releasing compounds | Derek D. Chapman, James K. Elwood | 1980-01-15 |