Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6007974 | Silver halide element containing triazole inhibitors | William J. Begley, Frank D. Coms, Donald Singleton, Jr. | 1999-12-28 |
| 5962656 | Indazole containing coupler | William J. Begley, Donald Singleton, Jr., Frank D. Coms | 1999-10-05 |
| 5912110 | Photographic coupler capable of releasing a photographically useful group | William J. Begley, Frank D. Coms, Donald Singleton, Jr. | 1999-06-15 |
| 5834604 | Photographic element containing a coupler capable of releasing a photograpically useful group through a pyrazole group | William J. Begley, Frank D. Coms, Donald Singleton, Jr. | 1998-11-10 |
| 5817809 | Photographic element containing a coupler capable of releasing a photographically useful group through a triazole group | William J. Begley, Frank D. Coms | 1998-10-06 |
| 5719017 | Photographic element containing a coupler capable of releasing a photographically useful group through a pyrazole group | William J. Begley, Frank D. Coms, Donald Singleton, Jr. | 1998-02-17 |
| 5709987 | Photographic element containing a coupler capable of releasing a photographically useful group through a triazole group | William J. Begley, Frank D. Coms | 1998-01-20 |
| 5686234 | Photographic element containing a coupler capable of releasing a photographically useful group | William J. Begley, Donald Singleton, Jr., Frank D. Coms | 1997-11-11 |
| 5670301 | Photographic element containing a coupler capable of releasing a photographically useful group | William J. Begley, Frank D. Coms, Donald Singleton, Jr. | 1997-09-23 |
| 5334490 | Magenta development inhibitor releasing coupler | William J. Begley, David S. Bailey | 1994-08-02 |
| 5306607 | Photographic material and process comprising a pyrazolotriazole moiety | William J. Begley, Frank D. Coms, Donald Singleton, Jr. | 1994-04-26 |
| 5302496 | Photographic silver halide materials and process comprising new pyrazoloazole coupler | Robert F. Romanet | 1994-04-12 |
| 5288593 | Photographic material and process comprising a coupler capable of forming a wash-out dye (Q/Q) | William J. Begley, Drake M. Michno, Hans G. Ling | 1994-02-22 |
| 5283340 | Photographic material and process comprising wash-out naphtholic coupler | William J. Begley, Hans G. Ling, John W. Harder, Arlyce T. Bowne | 1994-02-01 |
| 5283163 | Photographic material and process employing a development inhibitor releasing compound containing a fluorinated carbon alpha to an amide group | Gregory J. Lestina, David T. Southby, Wojciech K. Slusarek, David A. Steele | 1994-02-01 |
| 5279929 | Photographic material and process comprising a coupler capable of forming a wash-out dye (C/C) | William J. Begley, Drake M. Michno, Hans G. Ling | 1994-01-18 |
| 5250399 | Photographic material and process comprising a universal coupler | Richard P. Szajewski, Jerrold N. Poslusny, David A. Steele, Paul A. Burns, Ronald E. Leone +1 more | 1993-10-05 |
| 5250398 | Photographic silver halide material and process comprising water-solubilized naphtholic coupler | William J. Begley | 1993-10-05 |
| 5234800 | Photographic material and process comprising wash-out naphtholic coupler | William J. Begley, Hans G. Ling | 1993-08-10 |
| 5183728 | Photographic silver halide materials and process comprising new pyrazoloazole couplers | Robert F. Romanet | 1993-02-02 |
| 5151343 | Photographic material and process comprising wash-out naphtholic coupler | William J. Begley, Hans G. Ling, John W. Harder, Arlyce T. Bowne | 1992-09-29 |
| 5026628 | Photographic material and process comprising a compound capable of forming a wash-out dye | William J. Begley, Kenneth N. Kilminster, Jerrold N. Poslusny, Wojciech K. Slusarek | 1991-06-25 |
| 5021322 | Photographic element comprising a development inhibitor releasing compound having a linking group between the carrier and the inhibitor | William J. Begley | 1991-06-04 |