Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7326504 | Imaged anti-copy film | Paul D. Graham | 2008-02-05 |
| 7026103 | Multicolor imaging using multiphoton photochemical processes | Robert J. DeVoe, Robert D. DeMaster, Brook F. Duerr, Dennis E. Vogel | 2006-04-11 |
| 6974609 | Media for cold image transfer | Lori P. Engle, Omar Farooq, Paul D. Graham, Lisa M. Miller, David W. Tweeten | 2005-12-13 |
| 6874421 | Ink jet transfer printing process | Joseph C. Carls, Dwight Evans, Steven R. Austin | 2005-04-05 |
| 5384237 | Quaternary-ammonium phenylsulfonylacetate thermal-dye-bleach agents | Dian E. Stevenson, Mark P. Kirk, Sylvia A. Farnum, William C. Frank, Randall H. Helland +7 more | 1995-01-24 |
| 5324627 | Tetra-alkylammonium phenylsulfonylacetate thermal-dye-bleach agents | Dian E. Stevenson, Mark P. Kirk, Sylvia A. Farnum, William C. Frank, Randall H. Helland +7 more | 1994-06-28 |
| 5314795 | Thermal-dye-bleach construction comprising a polymethine dye and a thermal carbanion-generating agent | Randall H. Helland, Sylvia A. Farnum, Mark P. Kirk, Roger A. Mader, Mark B. Mizen +6 more | 1994-05-24 |
| 5266452 | Photographic element containing a thermal dye bleach system | Mark P. Kirk, Dian E. Stevenson, Randall H. Helland | 1993-11-30 |
| 5135842 | Thermal dye bleach construction | Mark P. Kirk, Dian E. Stevenson, Randall H. Helland | 1992-08-04 |
| 4824770 | Continuous tone color imaging using laser or light emitting diode sources | Stephen R. Powers, Keith A. Penfound, Peter J. Finn | 1989-04-25 |
| 4814827 | Photographic color proofing apparatus | Stephen R. Powers, Keith A. Penfound, Peter J. Finn, Michael G. Fisher | 1989-03-21 |
| 4777118 | Process for the formation of high contrast negative images and silver halide photographic element | Carlo Marchesano | 1988-10-11 |
| 4746593 | Silver halide radiation-sensitive photographic materials | Kevin P. Hall | 1988-05-24 |
| 4705745 | Photographic materials and color proofing system | Stephen R. Powers, Keith A. Penfound, Peter J. Finn, Michael G. Fisher | 1987-11-10 |
| 4581325 | Photographic elements incorporating antihalation and/or acutance dyes | Bernard A. Lea, Ronald W. Burrows | 1986-04-08 |
| 4526860 | Photographic process | — | 1985-07-02 |
| 4515888 | Cyanine dyes for sensitizing silver halide emulsions to infrared radiation and photographic elements including them | Paolo Beretta | 1985-05-07 |
| 4472497 | White light handleable photographic materials | Robert F. Coles | 1984-09-18 |