Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7153641 | Photographic element containing improved pyrazolotriazole coupler | Michael W. Crawley, Susan M. Fischer | 2006-12-26 |
| 6852480 | Photographic material comprising a bicyclic pyrazolotriazole coupler with improved photographic properties | Frank D. Coms, Susan M. Fischer | 2005-02-08 |
| 6787294 | Photographic material comprising a bicyclic pyrazolotriazole coupler with improved hue | Susan M. Fischer, David G. Lincoln, Gary M. Russo | 2004-09-07 |
| 6657066 | Synthesis of certain triazole compounds | Ileana Place, John W. Harder, William B. Vreeland | 2003-12-02 |
| 6593477 | Synthesis of 3-acylaminopyrazoles | Susan M. Fischer | 2003-07-15 |
| 6416943 | Color photographic element containing coupler useful for forming neutral silver-based image | Susan D. Hill, Stephen P. Singer, Anabisdally I. Bodden | 2002-07-09 |
| 6296997 | Photographic element and compound and process useful therewith | William B. Vreeland, John W. Harder, Christopher T. Brown, Scott Conley, Michael P. Youngblood | 2001-10-02 |
| 6291152 | Photographic element having improved dye stability, compound, and imaging process | Paul A. Burns, Susan M. Fischer, David G. Lincoln, Paul P. Spara | 2001-09-18 |
| 5985532 | Photographic element containing an improved pyrozolotriazole coupler | Judith A. Bose, Louis E. Friedrich, David Hoke, Joan C. Potenza, Stephen P. Singer +1 more | 1999-11-16 |
| 5985533 | Photographic element having improved magenta dye light stability and process for its use | Paul A. Burns, Susan M. Fischer, Paul P. Spara, Rajiv P. Balasubramanian, David G. Lincoln +1 more | 1999-11-16 |
| 5981760 | Intermediates for the preparation of pyrazoloazole photographic couplers, processes of making and adjusting them | Chang-Kyu Kim, Joan C. Potenza, Francesco DeBellis, David Hoke | 1999-11-09 |
| 5972574 | Photographic element containing magenta coupler having improved manufacturability and dye light stability | Susan M. Fischer, Daniel L. Kapp, Paul A. Burns, Paul P. Spara, Rakesh K. Jain +1 more | 1999-10-26 |
| 5972587 | Photographic element having improved magenta dye light stability and process for its use | Paul A. Burns, Susan M. Fischer, Paul P. Spara, Rajiv P. Balasubramanian, David G. Lincoln | 1999-10-26 |
| 5688964 | Process for preparing a acylhyrazino pyrazole derivative | Susan M. Fischer | 1997-11-18 |
| 5681691 | Photographic element containing an improved pyrazolotriazole coupler | Judith A. Bose, Louis E. Friedrich, David Hoke, Joan C. Potenza, Stephen P. Singer +1 more | 1997-10-28 |
| 5645981 | Photographic silver halide materials and process comprising a pyrazolotriazole coupler | Arlyce T. Bowne, Sharon E. Normandin | 1997-07-08 |
| 5565572 | Intermediates for the preparation of pyrazoloazole photographic couplers, processes of making and using them | Joan C. Potenza, Chang-Kyu Kim, David Hoke | 1996-10-15 |
| 5457210 | Intermediates for the preparation of pyrazoloazole photographic couplers, processes of making and using them | Chang-Kyu Kim, Joan C. Potenza, Francesco DeBellis, David Hoke | 1995-10-10 |
| 5302496 | Photographic silver halide materials and process comprising new pyrazoloazole coupler | Teh-Hsuan Chen | 1994-04-12 |
| 5256529 | Silver halide photographic materials containing sulfonamido-solubilized pyrazolotriazole couplers | Hans G. Ling, David Hoke | 1993-10-26 |
| 5183728 | Photographic silver halide materials and process comprising new pyrazoloazole couplers | Teh-Hsuan Chen | 1993-02-02 |
| 4892805 | Photographic element and process | Arlyce T. Bowne, Sharon E. Normandin | 1990-01-09 |