Charles Henry Dufour

Person

Durham, NH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Lithographic newspaper printing press
- Patent number 6,935,234
- Issue date Aug 30, 2005
- Heidelberger Druckmaschinen AG
- Peter W. Walczak
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing press with multiple-image-carrying cylinder
- Patent number 6,868,783
- Issue date Mar 22, 2005
- Goss International Americas, Inc.
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing cylinder with fanout compensation
- Patent number 6,851,362
- Issue date Feb 8, 2005
- Goss International Americas, Inc.
- Kenneth Waldo Brown
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Device and method for folding newspapers with flexible inserting po...
- Patent number 6,733,431
- Issue date May 11, 2004
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Printing unit with roll-away inkers
- Patent number 6,684,775
- Issue date Feb 3, 2004
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing press with multi-plate plate cylinder
- Patent number 6,615,731
- Issue date Sep 9, 2003
- Heidelberger Druckmaschinen AG
- Mark Bernard Dumais
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Web fanout control system
- Patent number 6,553,908
- Issue date Apr 29, 2003
- Heidelberger Druckmaschinen AG
- John Sheridan Richards
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Plate cylinder, external plate register tool, and method of registe...
- Patent number 6,443,065
- Issue date Sep 3, 2002
- Heidelberger Druckmaschinen AG
- William Albert Charette
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing press with multi-plate plate cylinder
- Patent number 6,439,117
- Issue date Aug 27, 2002
- Heidelberger Druckmaschinen AG
- Mark Bernard Dumais
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Movable folders and former board arrangement
- Patent number 6,422,552
- Issue date Jul 23, 2002
- Heidelberger Druckmaschinen AG
- Lewis Bradley Chesno
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Blanket tube removal device
- Patent number 6,386,103
- Issue date May 14, 2002
- Heidelberger Druckmaschinen AG
- William Albert Charette
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Lithographic newspaper printing press
- Patent number 6,374,731
- Issue date Apr 23, 2002
- Heidelberger Druckmaschinen AG
- Peter W. Walczak
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Apparatus and method for cleaning a tubular printing blanket
- Patent number 6,371,025
- Issue date Apr 16, 2002
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for delivery of flat printed products
- Patent number 6,322,487
- Issue date Nov 27, 2001
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Former board arrangement in a web-fed rotary newspaper printing press
- Patent number 6,298,781
- Issue date Oct 9, 2001
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Blanket tube removal device
- Patent number 6,250,223
- Issue date Jun 26, 2001
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for on the run plate changes in offset web-fed press
- Patent number 6,205,926
- Issue date Mar 27, 2001
- Heidelberger Druckmaschinen AG
- Charles H. Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Web fed rotary printing press with movable printing units
- Patent number 6,186,064
- Issue date Feb 13, 2001
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Former board arrangement in a web-fed rotary newspaper printing press
- Patent number 6,152,034
- Issue date Nov 28, 2000
- Heidelberger Druckmaschinen, AG
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Collapsible gripper modules
- Patent number 6,119,846
- Issue date Sep 19, 2000
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and device for force loading a rubber blanket roller in a pr...
- Patent number 6,098,542
- Issue date Aug 8, 2000
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Post-folder diverting apparatus using parallel drives
- Patent number 6,062,372
- Issue date May 16, 2000
- Heidelgerg Web Press, Inc.
- Kevin Lauren Cote
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Reduced maintenance cutting machine
- Patent number 6,012,365
- Issue date Jan 11, 2000
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Method and device for producing a rotated stream with a corner gripper
- Patent number 5,992,610
- Issue date Nov 30, 1999
- Heidelberger Druckmashinen AG
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Device for transporting flat products to further processing units o...
- Patent number 5,975,280
- Issue date Nov 2, 1999
- Heidelberger Druckmaschinen
- Kevin L. Cote
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Mechanism for applying a biasing force in a folder apparatus
- Patent number 5,681,254
- Issue date Oct 28, 1997
- Heidelberg Harris, Inc.
- Charles H. Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Phase control system for a folder fan
- Patent number 5,653,428
- Issue date Aug 5, 1997
- Heidelberger Druckmaschinen AG
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and apparatus for decelerating a flat product
- Patent number 5,647,586
- Issue date Jul 15, 1997
- Heidelberg Harris Inc.
- Michael A. Novick
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Scraper blade and ink scavenger for printing presses
- Patent number 5,603,263
- Issue date Feb 18, 1997
- Heidelberger Druckmaschinen AG
- Charles H. Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Printing cylinder with fanout compensation
- Publication number 20030177924
- Publication date Sep 25, 2003
- Heidelberger Druckmaschinen AG
- Kenneth Waldo Brown
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Device and method for folding newspapers with flexible inserting po...
- Publication number 20030054932
- Publication date Mar 20, 2003
- Charles Henry Dufour
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Printing press with multiple-image-carrying cylinder
- Publication number 20030047092
- Publication date Mar 13, 2003
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printing unit with inker for varying-diameter plate cylinder
- Publication number 20020185023
- Publication date Dec 12, 2002
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printing unit with roll-away inkers
- Publication number 20020185025
- Publication date Dec 12, 2002
- Charles Henry Dufour
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printing press with multi-plate plate cylinder
- Publication number 20020148373
- Publication date Oct 17, 2002
- Mark Bernard Dumais
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Lithographic printing press
- Publication number 20020078839
- Publication date Jun 27, 2002
- Peter W. Walczak
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Charles Henry Dufour

Person

Patents Grantslast 30 patents

Lithographic newspaper printing press

Printing press with multiple-image-carrying cylinder

Printing cylinder with fanout compensation

Device and method for folding newspapers with flexible inserting po...

Printing unit with roll-away inkers

Printing press with multi-plate plate cylinder

Web fanout control system

Plate cylinder, external plate register tool, and method of registe...

Printing press with multi-plate plate cylinder

Movable folders and former board arrangement

Blanket tube removal device

Lithographic newspaper printing press

Apparatus and method for cleaning a tubular printing blanket

Method and apparatus for delivery of flat printed products

Former board arrangement in a web-fed rotary newspaper printing press

Blanket tube removal device

Method for on the run plate changes in offset web-fed press

Web fed rotary printing press with movable printing units

Former board arrangement in a web-fed rotary newspaper printing press

Collapsible gripper modules

Method and device for force loading a rubber blanket roller in a pr...

Post-folder diverting apparatus using parallel drives

Reduced maintenance cutting machine

Method and device for producing a rotated stream with a corner gripper

Device for transporting flat products to further processing units o...

Mechanism for applying a biasing force in a folder apparatus

Phase control system for a folder fan

Method and apparatus for decelerating a flat product

Scraper blade and ink scavenger for printing presses

Patents Applicationslast 30 patents

Printing cylinder with fanout compensation

Device and method for folding newspapers with flexible inserting po...

Printing press with multiple-image-carrying cylinder

Printing unit with inker for varying-diameter plate cylinder

Printing unit with roll-away inkers

Printing press with multi-plate plate cylinder

Lithographic printing press