Charles E. Heckler

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W. Henrietta, NY, US

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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
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
Normalizing analyzer systems to a standard analyzer
- Patent number 5,257,212
- Issue date Oct 26, 1993
- Eastman Kodak Company
- Paul A. Kildal-Brandt
- G01 - MEASURING TESTING

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
COLOR PHOTOGRAPHIC ELEMENT CONTAINING IMPROVED HETEROCYCLIC SPEED E...
- Publication number 20040142289
- Publication date Jul 22, 2004
- Louis E. Friedrich
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY