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Class Information
Number: 430/509
Name: Radiation imagery chemistry: process, composition, or product thereof > Radiation sensitive product > Two or more radiation-sensitive layers containing other than that characterized by the composition of a single sensitive layer > Sensitive layers differ in speed
Description: Products wherein the sensitive layers differ in sensitivity to radiation.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7476495 Silver halide photosensitive material and image forming method using the same Jan. 13, 2009
7455959 Photographic element containing a speed-enhancing compound Nov. 25, 2008
7074550 Silver halide color photosensitive material Jul. 11, 2006
7005226 High speed imaging assembly for radiography Feb. 28, 2006
6989223 High-speed radiographic film Jan. 24, 2006
6967071 High speed radiographic imaging assembly Nov. 22, 2005
6828077 Mammography imaging method using high peak voltage Dec. 7, 2004
6811963 Color photographic material with improved sensitivity Nov. 2, 2004
6794105 Radiographic silver halide film for mammography with reduced dye stain Sep. 21, 2004
6794106 Radiographic imaging assembly for mammography Sep. 21, 2004
6699652 Color photographic material with improved sensitivity comprising a pyrazolotriazole coupler Mar. 2, 2004
6680154 Asymmetric radiographic film for mammography and method of processing Jan. 20, 2004
6673507 Radiographic film for mammography with improved processability Jan. 6, 2004
6582874 Radiation oncology treatment portal imaging film and method of use Jun. 24, 2003
6489076 Portal imaging assembly with magenta filter and method of use Dec. 3, 2002
6489077 Portal imaging assembly with pair of asymmetric screens and method of use Dec. 3, 2002
6485880 Portal imaging assembly with laminated neutral density filter and method of use Nov. 26, 2002
6485881 Asymmetric speed portal imaging assembly and method of use Nov. 26, 2002
6485879 Portal imaging assembly with asymmetric films and asymmetric screens and method of use Nov. 26, 2002
6485882 Asymmetric contrast portal imaging assembly and method of use Nov. 26, 2002
6482563 Portal imaging assembly with neutral density filter and method of use Nov. 19, 2002
6436621 Multilayer silver halide photographic material and process for preparing the same Aug. 20, 2002
6423482 Photographic element and package Jul. 23, 2002
6403292 Duplitized display material with translucent support with specified face to back speed differential Jun. 11, 2002
6358662 Radiation oncology treatment localization imaging film and method of use Mar. 19, 2002
6350564 Color photographic element containing speed improving compound in combination with reflecting material Feb. 26, 2002
6350554 High contrast visually adaptive radiographic film and imaging assembly for orthopedic imaging Feb. 26, 2002
6261750 Silver halide color light-sensitive material Jul. 17, 2001
6200723 Rapidly processable and directly viewable radiographic film with visually adaptive contrast Mar. 13, 2001
6190822 High contrast visually adaptive radiographic film and imaging assembly Feb. 20, 2001
6180324 Heat developable color photographic material and image-forming system using the same Jan. 30, 2001
6162595 Reversal photographic elements comprising an additional layer containing an imaging emulsion and a non-imaging emulsion Dec. 19, 2000
6143483 Silver halide emulsion and silver halide color photographic light-sensitive material Nov. 7, 2000
6117626 Photographic silver halide photosensitive material and photographic combination using the same Sep. 12, 2000
6033840 Medical diagnostic film for soft tissue imaging (i) Mar. 7, 2000
6033841 Colour photographic silver halide material Mar. 7, 2000
6020115 Light-sensitive silver halide color photographic elements containing 2-equivalent 5-pyrazolone magenta couplers Feb. 1, 2000
6001548 Color photographic film with a plurality of grain populations in its red recording layer unit Dec. 14, 1999
5998115 Photographic elements containing composite reflective grains Dec. 7, 1999
5998114 Color photographic film exhibiting increased red speed and sharpness Dec. 7, 1999
5965338 Color photographic element Oct. 12, 1999
5952162 Films for reproducing medical diagnostic images and processes for their use Sep. 14, 1999
5932403 Silver halide photographic light sensitive material having silver halide emulsion blends in the fast layer Aug. 3, 1999
5882837 Heat-developable color light-sensitive material Mar. 16, 1999
5876913 Dual-coated radiographic elements with limited hydrophilic colloid coating coverages Mar. 2, 1999
5853967 Radiographic elements for mammographic medical diagnostic imaging Dec. 29, 1998
5853945 High-contrast silver halide photographic material and photographic image forming system using the same Dec. 29, 1998
5849470 Mixed grain emulsions of the same grains having different speed properties for photographic elements Dec. 15, 1998
5840473 Mixed emulsions of different speed properties using sulfinate and sulfonate compounds Nov. 24, 1998
5824460 Symmetrical radiographic elements for gastrointestinal tract imaging Oct. 20, 1998

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