Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6558890 | Imaging element containing a blocked photographically useful compound activated by azolesulfonyl-assisted 1,2-elimination | Wojciech K. Slusarek, David H. Levy, Linda B. Nothhard | 2003-05-06 |
| 6551768 | Imaging element containing a blocked photographically useful compound | Wojciech K. Slusarek, David H. Levy | 2003-04-22 |
| 6537712 | Color photothermographic elements comprising blocked developing agents | Wojciech K. Slusarek, Mark E. Irving, David H. Levy, Jared B. Mooberry, James J. Seifert +4 more | 2003-03-25 |
| 6534226 | Imaging element containing a blocked photographically useful compound | Zbyslaw R. Owczarczyk, David T. Southby | 2003-03-18 |
| 6513212 | Scannable photographic element containing high extinction high-dye-yield cyan couplers | Jared B. Mooberry, Wojciech K. Slusarek, David T. Southby, David H. Levy | 2003-02-04 |
| 6506528 | Photothermographic element containing a mixture of blocked developers | Zbyslaw R. Owczarczyk, David T. Southby | 2003-01-14 |
| 6506546 | Imaging element containing a blocked photographically useful compound | Zbyslaw R. Owozarczyk, David T. Southby | 2003-01-14 |
| 6440648 | Color photographic element having improved contrast and compatibility with both dry and conventional processing | David T. Southby, Benjamin P. Hoag | 2002-08-27 |
| 6440618 | Imaging element containing a blocked photographically useful compound | Wojciech K. Slusarek, David H. Levy | 2002-08-27 |
| 6426179 | Imaging element containing a blocked photographically useful compound | Wojciech K. Slusarek, Mark E. Irving, David H. Levy | 2002-07-30 |
| 6413708 | Imaging element containing a blocked photographically useful compound | Wojciech K. Slusarek, David H. Levy | 2002-07-02 |
| 6372421 | Photothermographic imaging element having improved contrast and methods of image formation | David T. Southby, Zybslaw R. Owczarczyk | 2002-04-16 |
| 6319640 | Imaging element containing a blocked photographically useful compound | Wojciech K. Slusarek, David H. Levy | 2001-11-20 |
| 6312879 | Photographic or photothermographic element containing a blocked photographically useful compound | Wojciech K. Slusarek, Mark E. Irving, James H. Reynolds, David H. Levy, Lyn M. Irving | 2001-11-06 |
| 6306551 | Imaging element containing a blocked photographically useful compound | Zbyslaw R. Owczarczyk, David H. Levy, Mark E. Irving | 2001-10-23 |
| 6156490 | Photographic element containing a stable aryloxypyrazolone coupler and process employing same | Wojciech K. Slusarek, Jerrold N. Poslusny | 2000-12-05 |
| 6153369 | Photographic element containing pyrazolone pug releasing coupler and imaging process employing same | Wojciech K. Slusarek, Jerrold N. Poslusny | 2000-11-28 |
| 6150078 | Photographic element containing pyrazolone PUG releasing coupler and imaging process employing same | Wojciech K. Slusarek, Jerrold N. Poslusny, Zheng Z. Wu | 2000-11-21 |
| 5654123 | Multilayer color photographic element containing a solubilized blocked dye moiety | Zbyslaw R. Owczarczyk, Daniel L. Kapp | 1997-08-05 |
| 5455141 | Photographic elements containing blocked dye moieties | Zbyslaw R. Owczarczyk, Daniel L. Kapp, Wojciech K. Slusarek, Louis E. Friedrich, David T. Southby | 1995-10-03 |
| 5354650 | Photographic elements containing release compounds | David T. Southby, Daniel L. Kapp, Wojciech K. Slusarek, Louis E. Friedrich, Zbyslaw R. Owczarczyk | 1994-10-11 |