Colin Holstead

Follow

Person

Abbots, GB

People

Patents Grantslast 30 patents

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
Information Patent Grant
Photographic silver halide materials
- Patent number 4,420,556
- Issue date Dec 13, 1983
- Eastman Kodak Company
- Robert E. Booms
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carbonyl-substituted cyan azo dye-providing materials
- Patent number 4,273,708
- Issue date Jun 16, 1981
- Eastman Kodak Company
- Kenneth N. Kilminster
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Compounds which release cyan dyes or dye forming materials
- Patent number 4,195,993
- Issue date Apr 1, 1980
- Eastman Kodak Company
- Kenneth N. Kilminster
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic materials comprising azo sensitizing dyes
- Patent number 4,173,478
- Issue date Nov 6, 1979
- Eastman Kodak Company
- Colin Holstead
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic materials comprising azo sensitizing dyes
- Patent number 4,142,901
- Issue date Mar 6, 1979
- Eastman Kodak Company
- Colin Holstead
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY