Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5928844 | Method of photographic processing using spray wash after bleaching | Joseph D. Feeney, Leslie A. Heiligman | 1999-07-27 |
| 5822644 | Photographic processor and method of operation | Edgar Preston Gates, John H. Rosenburgh | 1998-10-13 |
| 5790914 | Photographic processor and method of operation | Edgar Preston Gates, John H. Rosenburgh | 1998-08-04 |
| 5781820 | Photographic processor and method of operation | John H. Rosenburgh, Edgar Preston Gates | 1998-07-14 |
| 5778274 | Photographic processor and method of operation | Edgar Preston Gates, John H. Rosenburgh | 1998-07-07 |
| 5778272 | Photographic processor and method of operation | John H. Rosenburgh, Edgar Preston Gates | 1998-07-07 |
| 5771417 | Photographic processor and method of operation | Edgar Preston Gates, John H. Rosenburgh | 1998-06-23 |
| 5761561 | Photographic processor and method of operation | Edgar Preston Gates, John H. Rosenburgh | 1998-06-02 |
| 5749017 | Photographic processor and method of operation | Edgar Preston Gates, John Howard Rosenburg | 1998-05-05 |
| 5693456 | Photographic bleaching compositions and method of photographic processing using mixture of ferric complexes | Joseph D. Feeney | 1997-12-02 |
| 5573896 | Method for processing silver halide color photographic elements using processors having low volume thin tank designs | Jerel R. Carli, Edgar Preston Gates, David L. Patton, John H. Rosenburgh, Sheridan E. Vincent | 1996-11-12 |
| 5565308 | Method of processing black and white photographic elements using processors having low volume thin tank designs | Jerel R. Carli, Edgar Preston Gates, David L. Patton, John H. Rosenburgh, Sheridan E. Vincent | 1996-10-15 |
| 5512398 | Diagnostic method for determining agitation levels in low volume thin tanks | John H. Rosenburgh | 1996-04-30 |
| 5436118 | Method of processing silver halide photographic elements using a low volume thin tank processing system | Jerel R. Carli, Edgar Preston Gates, David L. Patton, John H. Rosenburgh, Sheridan E. Vincent | 1995-07-25 |
| 5334491 | Photographic bleach compositions and methods of photographic processing | Keith H. Stephen, Mary E. Craver | 1994-08-02 |
| 5061608 | Photographic bleaching solution and use thereof in photographic color processing | Keith H. Stephen | 1991-10-29 |