Ronald J. Duke

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Miamisburg, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
System for recording an image
- Patent number 5,049,902
- Issue date Sep 17, 1991
- The Mead Corporation
- Ronald J. Duke
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for halftone imaging
- Patent number 4,965,672
- Issue date Oct 23, 1990
- The Mead Corporation
- Ronald J. Duke
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Digital plate maker system and method
- Patent number 4,504,126
- Issue date Mar 12, 1985
- Coulter Systems Corporation
- E. Raymond Thomas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical system for imaging an electrophotographic member
- Patent number 4,493,549
- Issue date Jan 15, 1985
- Coulter Systems Corp.
- E. Raymond Thomas
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital plate maker system and method
- Patent number 4,408,868
- Issue date Oct 11, 1983
- Coulter Systems Corporation
- E. Raymond Thomas
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY