Alan S. Campbell

Person

Lexington, KY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Biased lubricant applicator brush in imaging device
- Patent number 9,927,762
- Issue date Mar 27, 2018
- Lexmark International, Inc.
- Michael J Dixon
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and apparatus for magnetic brush retraction in electrophotog...
- Patent number 9,256,162
- Issue date Feb 9, 2016
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaner unit for removing waste toner within an image forming device
- Patent number 8,886,080
- Issue date Nov 11, 2014
- Lexmark International, Inc.
- Eugene David Allen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method and system for efficient duplex printing
- Patent number 8,849,146
- Issue date Sep 30, 2014
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for determining and adjusting transfer voltage in an imaging...
- Patent number 8,837,967
- Issue date Sep 16, 2014
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for increasing useful life of an image forming apparatus
- Patent number 8,824,929
- Issue date Sep 2, 2014
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for delaying the start of a gage for tracking the life of a...
- Patent number 8,489,002
- Issue date Jul 16, 2013
- Lexmark International, Inc.
- Mark William Amann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Systems and methods for using multiple scanner facets to write a sc...
- Patent number 7,710,441
- Issue date May 4, 2010
- Lexmark International, Inc.
- Alan S. Campbell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus and method for transfer of image forming substances
- Patent number 7,702,267
- Issue date Apr 20, 2010
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
White vector feedback adjustment
- Patent number 7,398,025
- Issue date Jul 8, 2008
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optimization of operating parameters, including imaging power, in a...
- Patent number 7,379,682
- Issue date May 27, 2008
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multiple speed modes for an electrophotographic device
- Patent number 7,277,111
- Issue date Oct 2, 2007
- Lexmark International, Inc.
- Alan S. Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of setting laser power and developer bias in a multi-color e...
- Patent number 6,560,418
- Issue date May 6, 2003
- Lexmark International, Inc.
- Alan Stirling Campbell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Toner supply with level sensor and meter and method of using the same
- Patent number 6,510,291
- Issue date Jan 21, 2003
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Conveyor and waste toner reservoir for an image-forming apparatus
- Patent number 6,466,763
- Issue date Oct 15, 2002
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic printer with compact pre-transfer erase assembly
- Patent number 6,356,726
- Issue date Mar 12, 2002
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge with pre-doctoring comminuator
- Patent number 6,181,904
- Issue date Jan 30, 2001
- Lexmark International, Inc.
- Chris Anthony Burdette
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge roller
- Patent number 6,072,970
- Issue date Jun 6, 2000
- Lexmark International, Inc.
- William Hargis Barton
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flexible doctor blade having a radiused contact surface
- Patent number 6,021,297
- Issue date Feb 1, 2000
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner cartridge with hopper exit agitator
- Patent number 5,875,378
- Issue date Feb 23, 1999
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoconductor for abrasion in liquid systems
- Patent number 5,500,724
- Issue date Mar 19, 1996
- Lexmark International, Inc.
- Alan S. Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid toner imaging with contact charging
- Patent number 5,406,356
- Issue date Apr 11, 1995
- Lexmark International, Inc.
- Alan S. Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thermal drop-on-demand ink jet print head
- Patent number 4,870,433
- Issue date Sep 26, 1989
- International Business Machines Corporation
- Alan S. Campbell
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Nozzle valve for ink jet printers
- Patent number 4,199,767
- Issue date Apr 22, 1980
- International Business Machines Corporation
- Alan S. Campbell
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
BIASED LUBRICANT APPLICATOR BRUSH IN IMAGING DEVICE
- Publication number 20170343954
- Publication date Nov 30, 2017
- Lexmark International, Inc.
- MICHAEL J. DIXON
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and Apparatus for Magnetic Brush Retraction in Electrophotog...
- Publication number 20150071686
- Publication date Mar 12, 2015
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method and System for Efficient Duplex Printing
- Publication number 20140079427
- Publication date Mar 20, 2014
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Cleaner Unit for Removing Waste Toner within an Image Forming Device
- Publication number 20130287429
- Publication date Oct 31, 2013
- Eugene David Allen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method for Delaying the Start of a Gage for Tracking the Life of a...
- Publication number 20130108286
- Publication date May 2, 2013
- Lexmark International, Inc.
- Mark William Amann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SYSTEM AND METHOD FOR PROVIDING AN ADAPTIVE TOUCH SCREEN KEYBOARD
- Publication number 20120311476
- Publication date Dec 6, 2012
- ALAN STIRLING CAMPBELL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR EDITING AN ELECTRONIC IMAGE ON A TOUCH SCREEN DISPLAY
- Publication number 20120306767
- Publication date Dec 6, 2012
- ALAN STIRLING CAMPBELL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for Delaying the Start of a Gage for Tracking the Life of a...
- Publication number 20120045224
- Publication date Feb 23, 2012
- Mark William Amann
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Method for Increasing Useful Life of an Image Forming Apparatus
- Publication number 20110293327
- Publication date Dec 1, 2011
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Device for Determining and Adjusting Transfer Voltage in an Imaging...
- Publication number 20110280598
- Publication date Nov 17, 2011
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatus and Method for Transfer of Image Forming Substances
- Publication number 20080008504
- Publication date Jan 10, 2008
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Systems and methods for using multiple scanner facets to write a sc...
- Publication number 20070216748
- Publication date Sep 20, 2007
- Lexmark International, Inc.
- Alan S. Campbell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optimization of operating parameters, including imaging power, in a...
- Publication number 20070077081
- Publication date Apr 5, 2007
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
White vector feedback adjustment
- Publication number 20060257159
- Publication date Nov 16, 2006
- Lexmark International, Inc.
- Alan Stirling Campbell
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Multiple speed modes for an electrophotographic device
- Publication number 20060170757
- Publication date Aug 3, 2006
- Lexmark International, Inc.
- Alan S. Campbell
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method of setting laser power and developer bias in a multi-color e...
- Publication number 20020181964
- Publication date Dec 5, 2002
- Alan Stirling Campbell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Alan S. Campbell

Person

Patents Grantslast 30 patents

Biased lubricant applicator brush in imaging device

Method and apparatus for magnetic brush retraction in electrophotog...

Cleaner unit for removing waste toner within an image forming device

Method and system for efficient duplex printing

Device for determining and adjusting transfer voltage in an imaging...

Method for increasing useful life of an image forming apparatus

Method for delaying the start of a gage for tracking the life of a...

Systems and methods for using multiple scanner facets to write a sc...

Apparatus and method for transfer of image forming substances

White vector feedback adjustment

Optimization of operating parameters, including imaging power, in a...

Multiple speed modes for an electrophotographic device

Method of setting laser power and developer bias in a multi-color e...

Toner supply with level sensor and meter and method of using the same

Conveyor and waste toner reservoir for an image-forming apparatus

Electrophotographic printer with compact pre-transfer erase assembly

Toner cartridge with pre-doctoring comminuator

Charge roller

Flexible doctor blade having a radiused contact surface

Toner cartridge with hopper exit agitator

Photoconductor for abrasion in liquid systems

Liquid toner imaging with contact charging

Thermal drop-on-demand ink jet print head

Nozzle valve for ink jet printers

Patents Applicationslast 30 patents

BIASED LUBRICANT APPLICATOR BRUSH IN IMAGING DEVICE

Method and Apparatus for Magnetic Brush Retraction in Electrophotog...

Method and System for Efficient Duplex Printing

Cleaner Unit for Removing Waste Toner within an Image Forming Device

Method for Delaying the Start of a Gage for Tracking the Life of a...

SYSTEM AND METHOD FOR PROVIDING AN ADAPTIVE TOUCH SCREEN KEYBOARD

METHOD FOR EDITING AN ELECTRONIC IMAGE ON A TOUCH SCREEN DISPLAY

Method for Delaying the Start of a Gage for Tracking the Life of a...

Method for Increasing Useful Life of an Image Forming Apparatus

Device for Determining and Adjusting Transfer Voltage in an Imaging...

Apparatus and Method for Transfer of Image Forming Substances

Systems and methods for using multiple scanner facets to write a sc...

Optimization of operating parameters, including imaging power, in a...

White vector feedback adjustment

Multiple speed modes for an electrophotographic device

Method of setting laser power and developer bias in a multi-color e...