| 5411842 |
Method of making a photographic developer solution |
Michael Ridgway, Siu C. Tsoi, Paul C. Ward |
1995-05-02 |
| 5284739 |
Photographic silver halide color material having incorporated therein a ballasted heterocyclic-sulphonhydrazide color developing agent |
David Clarke, John D. Goddard, Paul L. Stanley |
1994-02-08 |
| 4959480 |
Photographic silver halide materials and process comprising a pyrazoloazole coupler |
Sharon E. Normandin, Arlyce T. Bowne, David Clarke |
1990-09-25 |
| 4942118 |
Photographic silver halide materials and process comprising a pyrazoloazole coupler |
Sharon E. Normandin, Arlyce T. Bowne, David Clarke |
1990-07-17 |
| 4942117 |
Photographic silver halide materials and process comprising a pyrazoloazole coupler |
Sharon E. Normandin, Arlyce T. Bowne, David Clarke |
1990-07-17 |
| 4782011 |
Bisphenol derivative stabilizers |
John D. Goddard, Llewellyn J. Leyshon |
1988-11-01 |
| 4228070 |
Purification of photographic image-forming sulfonamido compounds employing immiscible solvents |
Christine Payne |
1980-10-14 |
