John DUFFIELD

Person

Meredith, NH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Woodgrain suppression in inkjet printing
- Patent number 11,667,133
- Issue date Jun 6, 2023
- Electronics for Imaging, Inc.
- Hui Zhang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Woodgrain suppression in inkjet printing
- Patent number 11,173,724
- Issue date Nov 16, 2021
- Electronics for Imaging, Inc.
- Hui Zhang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multilayer imaging with a high-gloss clear ink layer
- Patent number 10,752,022
- Issue date Aug 25, 2020
- Electronics for Imaging, Inc.
- Bruce Klemann
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inert UV inkjet printing having dual curing modes for ultraviolet-c...
- Patent number 10,195,874
- Issue date Feb 5, 2019
- Electronics for Imaging, Inc.
- Jonathan Barry
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multilayer imaging with a high-gloss clear ink layer
- Patent number 10,000,075
- Issue date Jun 19, 2018
- Electronics for Imaging, Inc.
- Bruce Klemann
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multi-waveform inkjet nozzle correction
- Patent number 9,718,269
- Issue date Aug 1, 2017
- Electronics for Imaging, Inc.
- John Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Staggered ultra-violet curing systems, structures and processes for...
- Patent number 9,079,427
- Issue date Jul 14, 2015
- Electronics for Imaging, Inc.
- John Peter Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Gas removal from a fluid delivery system
- Patent number 8,807,727
- Issue date Aug 19, 2014
- Electronics for Imaging, Inc.
- John P. Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet UV pinning for control of gloss
- Patent number 8,684,511
- Issue date Apr 1, 2014
- Electronics for Imaging, Inc.
- Joseph A. Lahut
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reduced gloss banding through low ink volume deposition per print pass
- Patent number 8,672,451
- Issue date Mar 18, 2014
- Electronics for Imaging, Inc.
- Joseph A. Lahut
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Gas removal from a fluid delivery system
- Patent number 8,616,691
- Issue date Dec 31, 2013
- Electronics for Imaging, Inc.
- John Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reduced gloss banding through low ink volume deposition per print pass
- Patent number 8,459,778
- Issue date Jun 11, 2013
- Electronics for Imaging, Inc.
- Joseph A. Lahut
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Apparatus and methods for water-based ink printing
- Patent number 7,396,119
- Issue date Jul 8, 2008
- Electronics for Imaging, Inc.
- John P. Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Water-based ink jet printer
- Patent number 7,090,327
- Issue date Aug 15, 2006
- Electronics for Imaging, Inc.
- John P. Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Wet capping tray for ink jet printheads
- Patent number 6,905,189
- Issue date Jun 14, 2005
- Vutek, Inc.
- John P. Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multi-color, multi-speed printing apparatus
- Patent number 6,786,578
- Issue date Sep 7, 2004
- Vutek, Inc.
- Richard P. Aschman
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
WOODGRAIN SUPPRESSION IN INKJET PRINTING
- Publication number 20220072870
- Publication date Mar 10, 2022
- ELECTRONICS FOR IMAGING, INC.
- Hui Zhang
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
MULTILAYER IMAGING WITH A HIGH-GLOSS CLEAR INK LAYER
- Publication number 20180304647
- Publication date Oct 25, 2018
- ELECTRONICS FOR IMAGING, INC.
- Bruce KLEMANN
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INERT UV INKJET PRINTING
- Publication number 20180029383
- Publication date Feb 1, 2018
- ELECTRONICS FOR IMAGING, INC.
- Jonathan BARRY
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Multi-Waveform Inkjet Nozzle Correction
- Publication number 20160355009
- Publication date Dec 8, 2016
- ELECTRONICS FOR IMAGING, INC.
- John DUFFIELD
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Multilayer Imaging with a High-Gloss Clear Ink Layer
- Publication number 20160297210
- Publication date Oct 13, 2016
- ELECTRONICS FOR IMAGING, INC.
- Bruce KLEMANN
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
GAS REMOVAL FROM A FLUID DELIVERY SYSTEM
- Publication number 20140063153
- Publication date Mar 6, 2014
- ELECTRONICS FOR IMAGING, INC.
- John DUFFIELD
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
STAGGERED ULTRA-VIOLET CURING SYSTEMS, STRUCTURES AND PROCESSES FOR...
- Publication number 20130286060
- Publication date Oct 31, 2013
- John Peter DUFFIELD
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
REDUCED GLOSS BANDING THROUGH LOW INK VOLUME DEPOSITION PER PRINT PASS
- Publication number 20130250001
- Publication date Sep 26, 2013
- Electronics for Imaging, Inc.
- Joseph A. LAHUT
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
GAS REMOVAL FROM A FLUID DELIVERY SYSTEM
- Publication number 20130127936
- Publication date May 23, 2013
- John DUFFIELD
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink Jet UV Pinning for Control of Gloss
- Publication number 20130050368
- Publication date Feb 28, 2013
- Joseph A. Lahut
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
REDUCED GLOSS BANDING THROUGH LOW INK VOLUME DEPOSITION PER PRINT PASS
- Publication number 20130050339
- Publication date Feb 28, 2013
- Joseph A. Lahut
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INERT UV INKJET PRINTING
- Publication number 20100259589
- Publication date Oct 14, 2010
- Jonathan BARRY
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
APPARATUS AND METHODS FOR WATER-BASED INK PRINTING
- Publication number 20080316236
- Publication date Dec 25, 2008
- John P. Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
APPARATUS AND METHODS FOR WATER-BASED INK PRINTING
- Publication number 20060221157
- Publication date Oct 5, 2006
- John P. Duffield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

John DUFFIELD

Person

Patents Grantslast 30 patents

Woodgrain suppression in inkjet printing

Woodgrain suppression in inkjet printing

Multilayer imaging with a high-gloss clear ink layer

Inert UV inkjet printing having dual curing modes for ultraviolet-c...

Multilayer imaging with a high-gloss clear ink layer

Multi-waveform inkjet nozzle correction

Staggered ultra-violet curing systems, structures and processes for...

Gas removal from a fluid delivery system

Ink jet UV pinning for control of gloss

Reduced gloss banding through low ink volume deposition per print pass

Gas removal from a fluid delivery system

Reduced gloss banding through low ink volume deposition per print pass

Apparatus and methods for water-based ink printing

Water-based ink jet printer

Wet capping tray for ink jet printheads

Multi-color, multi-speed printing apparatus

Patents Applicationslast 30 patents

WOODGRAIN SUPPRESSION IN INKJET PRINTING

MULTILAYER IMAGING WITH A HIGH-GLOSS CLEAR INK LAYER

INERT UV INKJET PRINTING

Multi-Waveform Inkjet Nozzle Correction

Multilayer Imaging with a High-Gloss Clear Ink Layer

GAS REMOVAL FROM A FLUID DELIVERY SYSTEM

STAGGERED ULTRA-VIOLET CURING SYSTEMS, STRUCTURES AND PROCESSES FOR...

REDUCED GLOSS BANDING THROUGH LOW INK VOLUME DEPOSITION PER PRINT PASS

GAS REMOVAL FROM A FLUID DELIVERY SYSTEM

Ink Jet UV Pinning for Control of Gloss

REDUCED GLOSS BANDING THROUGH LOW INK VOLUME DEPOSITION PER PRINT PASS

INERT UV INKJET PRINTING

APPARATUS AND METHODS FOR WATER-BASED INK PRINTING

APPARATUS AND METHODS FOR WATER-BASED INK PRINTING