Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5705312 | Photograph system | Donna J. Guarrera, Neil C. Mattucci, Lloyd D. Taylor, John C. Warner | 1998-01-06 |
| 5571656 | Multicolor diffusion transfer photographic film elements | Edward D. Kingsley, Emmett S. McCaskill, Kenneth C. Waterman | 1996-11-05 |
| 4946964 | Photographic compounds | Roger A. Boggs, John B. Mahoney, William C. Schwarzel, Lloyd D. Taylor | 1990-08-07 |
| 4888273 | Stabilized tabular silver halide grain emulsions | Richard S. Himmelwright, Lloyd D. Taylor | 1989-12-19 |
| 4743533 | Photographic system utilizing a compound capable of providing controlled release of photographically useful group | Roger A. Boggs, John B. Mahoney, William C. Schwarzel, Lloyd D. Taylor | 1988-05-10 |
| 4709041 | 2-(formylphenyl) benzotriazole intermediates | — | 1987-11-24 |
| 4631327 | .beta.-Elimination polymers useful for providing diffusion control layers in diffusion transfer photographic products | — | 1986-12-23 |
| 4593108 | 1-phenyl-5-mercapto tetrazoles | George H. Nawn, Lloyd D. Taylor | 1986-06-03 |
| 4550214 | Blocked vinyl biphenyl compounds | — | 1985-10-29 |
| 4543317 | Photographic system with salt of phenylmercaptoazole and quaternary radical | Lloyd D. Taylor | 1985-09-24 |
| 4461824 | Diffusion control layers in diffusion transfer photographic products | — | 1984-07-24 |
| 4417064 | Biphenyl compounds and method of preparing same | — | 1983-11-22 |
| 4412050 | Linear polymers from blocked vinyl biphenyl compounds | — | 1983-10-25 |
| 4390613 | Diffusion transfer photographic system utilizing substituted phenylmercaptoazoles | George H. Nawn, Lloyd D. Taylor | 1983-06-28 |
| 4365072 | Biphenyl aldehydes | — | 1982-12-21 |
| 4355092 | Novel phenylmercaptoazole compounds | George H. Nawn, Lloyd D. Taylor | 1982-10-19 |
| 4355101 | Phenylmercaptoazole compounds | George H. Nawn, Lloyd D. Taylor | 1982-10-19 |