Richard L. Shadrach

Person

Belle Mead, NJ, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for obtaining a color image with improved resolution
- Patent number 6,143,461
- Issue date Nov 7, 2000
- Agfa Corporation
- Shane Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Negative working, peel developable, single sheet color proofing sys...
- Patent number 5,738,970
- Issue date Apr 14, 1998
- Bayer Corporation
- Shane Hsieh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive working color proofing system comprising polyvinyl acetal/...
- Patent number 4,948,693
- Issue date Aug 14, 1990
- Hoechst Celanese Corporation
- Richard L. Shadrach
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical brightener containing positive working color proofing system
- Patent number 4,869,993
- Issue date Sep 26, 1989
- Wahib Farahat
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive working naphthoquinone diazide color proofing element with...
- Patent number 4,772,533
- Issue date Sep 20, 1988
- American Hoechst Corporation
- Stephan J. W. Platzer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive working naphthoquinone diazide color proofing transfer pro...
- Patent number 4,659,642
- Issue date Apr 21, 1987
- American Hoechst Corporation
- Stephan J. W. Platzer
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Richard L. Shadrach

Person

Patents Grantslast 30 patents

Process for obtaining a color image with improved resolution

Negative working, peel developable, single sheet color proofing sys...

Positive working color proofing system comprising polyvinyl acetal/...

Optical brightener containing positive working color proofing system

Positive working naphthoquinone diazide color proofing element with...

Positive working naphthoquinone diazide color proofing transfer pro...