John P. Freeman

Person

Rochester, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Cyclic dichalcogenide fog inhibiting agents for silver halide photo...
- Patent number 4,861,703
- Issue date Aug 29, 1989
- Eastman Kodak Company
- Roger Lok
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic compositions and elements including internal latent im...
- Patent number 4,737,439
- Issue date Apr 12, 1988
- Eastman Kodak Company
- John P. Freeman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hydrolyzed azolium speed enhancing/fog-inhibiting agents for silver...
- Patent number 4,578,348
- Issue date Mar 25, 1986
- Eastman Kodak Company
- John P. Freeman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic speed increasing and latent image stabilizing compounds
- Patent number T104903
- Issue date Dec 4, 1984
- Roger Lok
- 260 - Chemistry of carbon compounds
Information Patent Grant
Photographic speed increasing and latent image stabilizing compound...
- Patent number 4,451,557
- Issue date May 29, 1984
- Eastman Kodak Company
- Roger Lok
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic speed increasing and latent image stabilizing compound...
- Patent number T103803
- Issue date Jan 3, 1984
- Roger Lok
- 548 - Organic compounds
Information Patent Grant
Photographic speed increasing and latent image stabilizing compound...
- Patent number 4,378,426
- Issue date Mar 29, 1983
- Eastman Kodak Company
- Roger Lok
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic emulsions containing methine dyes having a 1H-imidazo[...
- Patent number 4,007,170
- Issue date Feb 8, 1977
- Eastman Kodak Company
- Wilbur Seth Gaugh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic emulsions containing methine dyes having a 1H-imidazo[...
- Patent number 3,936,308
- Issue date Feb 3, 1976
- Eastman Kodak Company
- Wilbur Seth Gaugh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

John P. Freeman

Person

Patents Grantslast 30 patents

Cyclic dichalcogenide fog inhibiting agents for silver halide photo...

Photographic compositions and elements including internal latent im...

Hydrolyzed azolium speed enhancing/fog-inhibiting agents for silver...

Photographic speed increasing and latent image stabilizing compounds

Photographic speed increasing and latent image stabilizing compound...

Photographic speed increasing and latent image stabilizing compound...

Photographic speed increasing and latent image stabilizing compound...

Photographic emulsions containing methine dyes having a 1H-imidazo[...

Photographic emulsions containing methine dyes having a 1H-imidazo[...