Bernard A. Clark

Person

Berkshire, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Photographic element containing a speed-enhancing compound
- Patent number 7,455,959
- Issue date Nov 25, 2008
- Eastman Kodak Company
- Bernard A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic element with speed-enhancing compound
- Patent number 7,354,701
- Issue date Apr 8, 2008
- Eastman Kodak Company
- Bernard A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Compound containing an anthranilic acid blocking group
- Patent number 7,108,964
- Issue date Sep 19, 2006
- Eastman Kodak Company
- Stephen P. Singer
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Color photographic element containing improved heterocyclic speed e...
- Patent number 6,887,656
- Issue date May 3, 2005
- Eastman Kodak Company
- Louis E. Friedrich
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic element containing speed-improving benzotriazole...
- Patent number 6,589,724
- Issue date Jul 8, 2003
- Eastman Kodak Company
- Stephen P. Singer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic element containing speed improving compound
- Patent number 6,455,242
- Issue date Sep 24, 2002
- Eastman Kodak Company
- Philip A. Allway
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic element containing speed improving compound
- Patent number 6,319,660
- Issue date Nov 20, 2001
- Eastman Kodak Company
- Philip A. Allway
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic element containing a coupler releasing derivativ...
- Patent number 6,197,488
- Issue date Mar 6, 2001
- Eastman Kodak Company
- Philip A. Allway
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic element containing ballasted triazole derivative...
- Patent number 6,190,848
- Issue date Feb 20, 2001
- Eastman Kodak Company
- Jane S. Boff
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic element containing elemental silver and nitrogen...
- Patent number 6,140,029
- Issue date Oct 31, 2000
- Eastman Kodak Company
- Bernard A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic element containing particular coupler and inhibitor re...
- Patent number 6,054,257
- Issue date Apr 25, 2000
- Eastman Kodak Company
- Jane S. Boff
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic element comprising image dye-forming cou...
- Patent number 6,010,837
- Issue date Jan 4, 2000
- Eastman Kodak Company
- Bernard A. Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic element containing a DIR coupler
- Patent number 5,981,158
- Issue date Nov 9, 1999
- Eastman Kodak Company
- Paul B. Merkel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic elements containing certain yellow dye-forming couplers
- Patent number 5,693,458
- Issue date Dec 2, 1997
- Eastman Kodak Company
- Bernard Arthur Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic element containing pyrroloylacetamide yellow coupler
- Patent number 5,674,667
- Issue date Oct 7, 1997
- Eastman Kodak Company
- Bernard Arthur Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic material containing magenta dye forming coupler
- Patent number 5,667,946
- Issue date Sep 16, 1997
- Eastman Kodak Company
- Jane Sarah Boff
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic element containing a certain sulfonated acylacetanilid...
- Patent number 5,498,515
- Issue date Mar 12, 1996
- Eastman Kodak Company
- Paul B. Merkel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Azopyrazolone masking couplers
- Patent number 5,492,799
- Issue date Feb 20, 1996
- Eastman Kodak Company
- Daniel L. Kapp
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hydrophilic colloid composition for a photographic material
- Patent number 5,474,889
- Issue date Dec 12, 1995
- Eastman Kodak Company
- Alan R. Pitt
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic elements containing certain acylacetanilide couplers i...
- Patent number 5,451,492
- Issue date Sep 19, 1995
- Eastman Kodak Company
- Paul B. Merkel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic element containing a certain sulfonated acylacetanilid...
- Patent number 5,451,493
- Issue date Sep 19, 1995
- Eastman Kodak Company
- Paul B. Merkel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic elements containing magenta couplers and process for u...
- Patent number 5,411,841
- Issue date May 2, 1995
- Eastman Kodak Company
- Stephen P. Singer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hydrophilic colloid composition for a photographic material
- Patent number 5,366,857
- Issue date Nov 22, 1994
- Eastman Kodak Company
- Alan R. Pitt
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic elements containing magenta couplers and process for u...
- Patent number 5,350,667
- Issue date Sep 27, 1994
- Eastman Kodak Company
- Stephen P. Singer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Magenta image-dye couplers of improved hue
- Patent number 5,256,528
- Issue date Oct 26, 1993
- Eastman Kodak Company
- Paul B. Merkel
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sensitive silver halide photothermographic materials for producing...
- Patent number 4,504,568
- Issue date Mar 12, 1985
- Eastman Kodak Company
- Bernard A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PHOTOGRAPHIC ELEMENT CONTAINING A SPEED-ENHANCING COMPOUND
- Publication number 20080248433
- Publication date Oct 9, 2008
- Bernard A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Photographic element with speed-enhancing compound
- Publication number 20070128560
- Publication date Jun 7, 2007
- Bernard A. Clark
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Compound containing an anthranilic acid blocking group
- Publication number 20060051710
- Publication date Mar 9, 2006
- Eastman Kodak Company
- Stephen P. Singer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COLOR PHOTOGRAPHIC ELEMENT CONTAINING IMPROVED HETEROCYCLIC SPEED E...
- Publication number 20040142289
- Publication date Jul 22, 2004
- Louis E. Friedrich
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Color photographic element containing speed improving compound
- Publication number 20020042033
- Publication date Apr 11, 2002
- Philip A. Allway
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Bernard A. Clark

Person

Patents Grantslast 30 patents

Photographic element containing a speed-enhancing compound

Photographic element with speed-enhancing compound

Compound containing an anthranilic acid blocking group

Color photographic element containing improved heterocyclic speed e...

Color photographic element containing speed-improving benzotriazole...

Color photographic element containing speed improving compound

Color photographic element containing speed improving compound

Color photographic element containing a coupler releasing derivativ...

Color photographic element containing ballasted triazole derivative...

Color photographic element containing elemental silver and nitrogen...

Photographic element containing particular coupler and inhibitor re...

Silver halide photographic element comprising image dye-forming cou...

Photographic element containing a DIR coupler

Photographic elements containing certain yellow dye-forming couplers

Photographic element containing pyrroloylacetamide yellow coupler

Photographic material containing magenta dye forming coupler

Photographic element containing a certain sulfonated acylacetanilid...

Azopyrazolone masking couplers

Hydrophilic colloid composition for a photographic material

Photographic elements containing certain acylacetanilide couplers i...

Photographic element containing a certain sulfonated acylacetanilid...

Photographic elements containing magenta couplers and process for u...

Hydrophilic colloid composition for a photographic material

Photographic elements containing magenta couplers and process for u...

Magenta image-dye couplers of improved hue

Sensitive silver halide photothermographic materials for producing...

Patents Applicationslast 30 patents

PHOTOGRAPHIC ELEMENT CONTAINING A SPEED-ENHANCING COMPOUND

Photographic element with speed-enhancing compound

Compound containing an anthranilic acid blocking group

COLOR PHOTOGRAPHIC ELEMENT CONTAINING IMPROVED HETEROCYCLIC SPEED E...

Color photographic element containing speed improving compound