Robert John Opitz

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Rochester, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Weakly alkaline ascorbic acid developing composition, processing ki...
- Patent number 5,853,964
- Issue date Dec 29, 1998
- Eastman Kodak Company
- Robert John Opitz
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Weakly alkaline ascorbic acid developing composition, processing ki...
- Patent number 5,756,271
- Issue date May 26, 1998
- Eastman Kodak Company
- Robert John Opitz
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Weakly alkaline ascorbic acid developing composition, processing ki...
- Patent number 5,702,875
- Issue date Dec 30, 1997
- Eastman Kodak Company
- Robert John Opitz
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixer additives used in combination with iron complex based bleache...
- Patent number 5,508,150
- Issue date Apr 16, 1996
- Eastman Kodak Company
- Mary E. Craver
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY