Eric W. Westerfield

Person

Versailles, KY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Obtaining pressure of an operating environment of a bi-directionall...
- Patent number 9,001,403
- Issue date Apr 7, 2015
- Lexmark International, Inc.
- Daniel R. Klemer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Methods and apparatus for ascertaining sensor signal delay in an el...
- Patent number 8,416,272
- Issue date Apr 9, 2013
- Lexmark International, Inc.
- David J. Mickan
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Laser power switching for alignment purposes in a laser printer
- Patent number 8,330,785
- Issue date Dec 11, 2012
- Lexmark International, Inc.
- Mark Edwin Kirtley Lund
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Obtaining pressure of an operating environment of a bi-directionall...
- Patent number 8,203,588
- Issue date Jun 19, 2012
- Lexmark International, Inc.
- Daniel R. Klemer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Calibrating a bi-directionally scanning electrophotographic device
- Patent number 8,102,412
- Issue date Jan 24, 2012
- Lexmark International, Inc.
- Daniel R. Klemer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Laser power switching for alignment purposes in a laser printer
- Patent number 8,022,976
- Issue date Sep 20, 2011
- Lexmark International, Inc.
- Mark Edwin Kirtley Lund
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Methods and apparatus for storing alignment information in a bi-dir...
- Patent number 7,817,179
- Issue date Oct 19, 2010
- Lexmark International, Inc.
- Eric W. Westerfield
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal compensation of bi-directional alignment in a bi-directiona...
- Patent number 7,817,178
- Issue date Oct 19, 2010
- Lexmark International, Inc.
- Craig P. Bush
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Obtaining pressure of an operating environment of a bi-directionall...
- Patent number 7,800,640
- Issue date Sep 21, 2010
- Lexmark International, Inc.
- Daniel R. Klemer
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Methods and apparatus for ascertaining sensor signal delay in an el...
- Patent number 7,738,006
- Issue date Jun 15, 2010
- Lexmark International, Inc.
- David J. Mickan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Current driver and power control for electrophotographic devices
- Patent number 7,643,525
- Issue date Jan 5, 2010
- Lexmark International, Inc.
- Philip Jerome Heink
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
White vector adjustment via exposure using two optical sources
- Patent number 7,605,834
- Issue date Oct 20, 2009
- Lexmark International Inc.
- Gary A. Denton
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Laser power compensation in a scanning electrophotographic device
- Patent number 7,561,176
- Issue date Jul 14, 2009
- Lexmark International, Inc.
- Eric W. Westerfield
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Current driver and power control for electrophotographic devices
- Patent number 7,403,215
- Issue date Jul 22, 2008
- Lexmark International, Inc.
- Philip Jerome Heink
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Laser scanner having reduced air currents
- Patent number 7,248,280
- Issue date Jul 24, 2007
- Lexmark International, Inc.
- Roger Steven Cannon
- G02 - OPTICS
Information Patent Grant
White vector adjustment via exposure
- Patent number 7,171,134
- Issue date Jan 30, 2007
- Lexmark International, Inc.
- Gary A. Denton
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printed circuit board having outer power planes
- Patent number 7,016,198
- Issue date Mar 21, 2006
- Lexmark International, Inc.
- John Thomas Fessler
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multiple light beam imaging apparatus
- Patent number 7,012,246
- Issue date Mar 14, 2006
- Lexmark International, Inc.
- Eric Wayne Westerfield
- G02 - OPTICS
Information Patent Grant
Laser drive compensation by duty cycle and power
- Patent number 6,606,330
- Issue date Aug 12, 2003
- Lexmark International, Inc.
- Craig Palmer Bush
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Obtaining Pressure of an Operating Environment of a Bi-directionall...
- Publication number 20120250125
- Publication date Oct 4, 2012
- Daniel R. Klemer
- G02 - OPTICS
Information Patent Application
Laser Power Switching for Alignment Purposes in a Laser Printer
- Publication number 20110317725
- Publication date Dec 29, 2011
- Mark Edwin Kirtley Lund
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
OBTAINING PRESSURE OF AN OPERATING ENVIRONMENT OF A BI-DIRECTIONALL...
- Publication number 20110064447
- Publication date Mar 17, 2011
- Daniel R. Klemer
- G02 - OPTICS
Information Patent Application
Methods and Apparatus for Ascertaining Sensor Signal Delay in an El...
- Publication number 20100302553
- Publication date Dec 2, 2010
- David J. Mickan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Current Driver And Power Control For Electrophotographic Devices
- Publication number 20090110015
- Publication date Apr 30, 2009
- Philip Jerome Heink
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image scaling for an electrophotographic device to obtain various m...
- Publication number 20080218773
- Publication date Sep 11, 2008
- Lexmark International, Inc.
- Kevin D. Schoedinger
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Laser power compensation in a scanning electrophotographic device
- Publication number 20080055611
- Publication date Mar 6, 2008
- Lexmark International, Inc.
- Eric W. Westerfield
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Methods and apparatus for storing alignment information in a bi-dir...
- Publication number 20080055393
- Publication date Mar 6, 2008
- Lexmark International, Inc.
- Eric W. Westerfield
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Thermal compensation of bi-directional alignment in a bi-directiona...
- Publication number 20080055389
- Publication date Mar 6, 2008
- Lexmark International, Inc.
- Craig P. Bush
- G02 - OPTICS
Information Patent Application
Calibrating a bi-directionally scanning electrophotographic device
- Publication number 20080055388
- Publication date Mar 6, 2008
- Lexmark International, Inc.
- Daniel R. Klemer
- G02 - OPTICS
Information Patent Application
Obtaining pressure of an operating environment of a bi-directionall...
- Publication number 20080055390
- Publication date Mar 6, 2008
- Lexmark International, Inc.
- Daniel R. Klemer
- G02 - OPTICS
Information Patent Application
Current Driver and Power Control for Electrophotographic Devices
- Publication number 20080049093
- Publication date Feb 28, 2008
- Philip Jerome Heink
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods and apparatus for ascertaining sensor signal delay in an el...
- Publication number 20080049096
- Publication date Feb 28, 2008
- Lexmark International, Inc.
- David J. Mickan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Laser Power Switching for Alignment Purposes in a Laser Printer
- Publication number 20070285492
- Publication date Dec 13, 2007
- Mark Edwin Kirtley Lund
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
White Vector Adjustment Via Exposure Using Two Optical Sources
- Publication number 20070109396
- Publication date May 17, 2007
- Gary A. Denton
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
MULTIPLE LIGHT BEAM IMAGING APPARATUS
- Publication number 20060038117
- Publication date Feb 23, 2006
- Eric Wayne Westerfield
- G02 - OPTICS
Information Patent Application
Laser scanner having reduced air currents
- Publication number 20050280699
- Publication date Dec 22, 2005
- Roger Steven Cannon
- G02 - OPTICS
Information Patent Application
Printed circuit board having outer power planes
- Publication number 20040201971
- Publication date Oct 14, 2004
- John Thomas Fessler
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Laser drive compensation by duty cycle and power
- Publication number 20020163944
- Publication date Nov 7, 2002
- Craig Palmer Bush
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Eric W. Westerfield

Person

Patents Grantslast 30 patents

Obtaining pressure of an operating environment of a bi-directionall...

Methods and apparatus for ascertaining sensor signal delay in an el...

Laser power switching for alignment purposes in a laser printer

Obtaining pressure of an operating environment of a bi-directionall...

Calibrating a bi-directionally scanning electrophotographic device

Laser power switching for alignment purposes in a laser printer

Methods and apparatus for storing alignment information in a bi-dir...

Thermal compensation of bi-directional alignment in a bi-directiona...

Obtaining pressure of an operating environment of a bi-directionall...

Methods and apparatus for ascertaining sensor signal delay in an el...

Current driver and power control for electrophotographic devices

White vector adjustment via exposure using two optical sources

Laser power compensation in a scanning electrophotographic device

Current driver and power control for electrophotographic devices

Laser scanner having reduced air currents

White vector adjustment via exposure

Printed circuit board having outer power planes

Multiple light beam imaging apparatus

Laser drive compensation by duty cycle and power

Patents Applicationslast 30 patents

Obtaining Pressure of an Operating Environment of a Bi-directionall...

Laser Power Switching for Alignment Purposes in a Laser Printer

OBTAINING PRESSURE OF AN OPERATING ENVIRONMENT OF A BI-DIRECTIONALL...

Methods and Apparatus for Ascertaining Sensor Signal Delay in an El...

Current Driver And Power Control For Electrophotographic Devices

Image scaling for an electrophotographic device to obtain various m...

Laser power compensation in a scanning electrophotographic device

Methods and apparatus for storing alignment information in a bi-dir...

Thermal compensation of bi-directional alignment in a bi-directiona...

Calibrating a bi-directionally scanning electrophotographic device

Obtaining pressure of an operating environment of a bi-directionall...

Current Driver and Power Control for Electrophotographic Devices

Methods and apparatus for ascertaining sensor signal delay in an el...

Laser Power Switching for Alignment Purposes in a Laser Printer

White Vector Adjustment Via Exposure Using Two Optical Sources

MULTIPLE LIGHT BEAM IMAGING APPARATUS

Laser scanner having reduced air currents

Printed circuit board having outer power planes

Laser drive compensation by duty cycle and power