Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6673529 | Method for making tabular grain silver halide emulsion | Richard L. Daubendiek, Barbara J. Fisher, Timothy R. Gersey, Joseph G. Lighthouse, Douglas L. Oehlbeck | 2004-01-06 |
| 6593073 | Core/shell emulsions with enhanced photographic response | Yun Chang | 2003-07-15 |
| 6514682 | Speed addendum for photographic emulsions | — | 2003-02-04 |
| 6509144 | Fragmentable electron donor compounds combined with broad blue spectral sensitization | Kenneth J. Reed, Joseph P. Pepe, James A. Friday, Yun Chang, Annabel A. Muenter +1 more | 2003-01-21 |
| 6506548 | Silver halide photographic materials containing solubilized antifoggants | Roger L. Klaus, George J. Burgmaier, Jerzy Z. Mydlarz, Nicholas E. Grzeskowiak | 2003-01-14 |
| 6296998 | Photographic element containing bis Au(I) complexes and sulfiding agent | Roger Lok, Robert D. Wilson | 2001-10-02 |
| 6245497 | Performance of high speed emulsions for color film | David T. Southby | 2001-06-12 |
| 6214529 | Method of suppressing fog in silver halide emulsions | Kenneth G. Harbison | 2001-04-10 |
| 6124086 | Latent image stability using alkynylamines and iodide emulsions | Chris J. Johnson | 2000-09-26 |
| 5968724 | Silver halide photographic elements with reduced fog | Roger L. Klaus, Roger Lok, Jerzy Z. Mydlarz, Brian White | 1999-10-19 |
| 5576157 | Photographic element containing emulsion with particular blue sensitivity | John D. Buhr, Jeffrey L. Hall | 1996-11-19 |
| 5576170 | Photographic element and method of making a silver halide emulsion | Robert E. Bernard | 1996-11-19 |
| 5500333 | Class of compounds which increases and stabilizes photographic speed | Roger Lok, Chung-Yuan Chen | 1996-03-19 |
| 5462858 | Dry multilayer analytical elements for assaying transaminases | Marsha D. Bale Oenick, Richard L. Detwiler, John W. Sutherland | 1995-10-31 |
| 5155024 | Binder composition and analytical element having stabilized peroxidase in layer containing the composition | — | 1992-10-13 |
| 5066376 | Electrophoresis media comprising active methylene groups | Hans W. Osterhoudt, Ignazio S. Ponticello, Kenneth G. Christy, Jr., Wayne A. Bowman | 1991-11-19 |
| 4874692 | Binder composition and analytical element having stabilized peroxidase in layer containing the composition | — | 1989-10-17 |
| 4782018 | Detection of hydrolyzing enzymes | Karen L. Warren, Brooke P. Schlegel, Dolores L. Humbert | 1988-11-01 |
| 4547460 | Multizone analytical element and method for analyte determination | — | 1985-10-15 |
| 4547465 | Analytical element having improved spreading zone and method of use | — | 1985-10-15 |
| 4450232 | Incorporation of pyridoxal phosphate in dry analytical elements for the determination of enzymes | Karl J. Sanford, John W. Sutherland | 1984-05-22 |
| 4333733 | Continuous release of reagent in an analytical element to reduce assay interference | Karl J. Sanford | 1982-06-08 |