|
| US4237214 | 5 Jul 1979 | 2 Dic 1980 | Fuji Photo Film Co., Ltd. | Process for forming contrasty image |
| US4885233 | 28 Jul 1988 | 5 Dic 1989 | Eastman Kodak Company | Mercury and benzothiazolium salt stabilization of a photographic recording material |
| US5424181 | 15 Mar 1994 | 13 Jun 1995 | Eastman Kodak Company | Process for preparing photographic emulsions having a low fog level |
| US5492803 | 6 Ene 1995 | 20 Feb 1996 | Minnesota Mining and Manufacturing Company | Hydrazide redox-dye-releasing compounds for photothermographic elements |
| US5492804 | 30 Jun 1994 | 20 Feb 1996 | Minnesota Mining and Manufacturing Company | Chromogenic leuco redox-dye-releasing compounds for photothermographic elements |
| US5492805 | 30 Jun 1994 | 20 Feb 1996 | Minnesota Mining and Manufacturing Company | Blocked leuco dyes for photothermographic elements |
| US5705676 | 16 Nov 1995 | 6 Ene 1998 | Minnesota Mining and Manufacturing Company | Chromogenic leuco redox-dye-releasing compounds for photothermographic elements |
| US5891615 | 8 Abr 1997 | 6 Abr 1999 | Imation Corp. | Chemical sensitization of photothermographic silver halide emulsions |
| US5928857 | 18 Dic 1996 | 27 Jul 1999 | Minnesota Mining and Manufacturing Company | Photothermographic element with improved adherence between layers |
| US5939249 | 24 Jun 1997 | 17 Ago 1999 | Imation Corp. | Photothermographic element with iridium and copper doped silver halide grains |
| US6060231 | 22 Mar 1999 | 9 May 2000 | Eastman Kodak Company | Photothermographic element with iridium and copper doped silver halide grains |
| US6117624 | 24 Ago 1999 | 12 Sep 2000 | Eastman Kodak Company | Infrared sensitized, photothermographic article |
| US6964842 | 14 Ago 2003 | 15 Nov 2005 | Eastman Kodak Company | Black-and-white aqueous photothermographic materials |
| US7524621 | 21 Sep 2007 | 28 Abr 2009 | Carestream Health, Inc. | Method of preparing silver carboxylate soaps |
| US7622247 | 14 Ene 2008 | 24 Nov 2009 | Carestream Health, Inc. | Protective overcoats for thermally developable materials |
