B. Mark Hirst

Person

Boise, ID, US

People

Patents Grantslast 30 patents

Information Patent Grant
Snubber circuit
- Patent number 8,664,922
- Issue date Mar 4, 2014
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Snubber circuit
- Patent number 8,253,394
- Issue date Aug 28, 2012
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Peripheral device having a power supply
- Patent number 7,541,692
- Issue date Jun 2, 2009
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Characterization of a scan line produced from a facet of a scanning...
- Patent number 7,187,398
- Issue date Mar 6, 2007
- Hewlett-Packard Development Company, L.P.
- Gerard J. Carlson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Scanning assemblies, printing devices, and related methods
- Patent number 7,180,534
- Issue date Feb 20, 2007
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fusing system including an external heater
- Patent number 6,853,831
- Issue date Feb 8, 2005
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
System and method for controlling power in an imaging device
- Patent number 6,847,016
- Issue date Jan 25, 2005
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fusing system having electromagnetic heating
- Patent number 6,721,530
- Issue date Apr 13, 2004
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Use of the temperature gradient to determine the source voltage
- Patent number 6,710,309
- Issue date Mar 23, 2004
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- G01 - MEASURING TESTING
Information Patent Grant
Measurement and correction of a scan line length error
- Patent number 6,635,864
- Issue date Oct 21, 2003
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fusing system including a heat distribution mechanism
- Patent number 6,580,895
- Issue date Jun 17, 2003
- Hewlett-Packard Development Company, L.P.
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Synchronous bridge rectifier
- Patent number 6,563,726
- Issue date May 13, 2003
- Hewlett-Packard Company
- B. Mark Hirst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fusing system including a heat storage mechanism
- Patent number 6,512,913
- Issue date Jan 28, 2003
- Hewlett-Packard Company
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Simplified fusing system
- Patent number 6,445,902
- Issue date Sep 3, 2002
- Hewlett-Packard Company
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charge-pumped DC bias supply
- Patent number 6,396,724
- Issue date May 28, 2002
- Hewlett-Packard Company
- B. Mark Hirst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Reducing a temperature differential in a fixing device
- Patent number 6,339,211
- Issue date Jan 15, 2002
- Hewlett-Packard Company
- Wayne E Foote
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Single polygon scanner for multiple laser printer
- Patent number 6,307,584
- Issue date Oct 23, 2001
- Hewlett-Packard Company
- B. Mark Hirst
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Multiple frequency switching power supply and methods to operate a...
- Patent number 6,294,904
- Issue date Sep 25, 2001
- Hewlett-Packard Company
- B. Mark Hirst
- G05 - CONTROLLING REGULATING
Information Patent Grant
Image forming devices, image forming methods, and methods of supply...
- Patent number 6,181,895
- Issue date Jan 30, 2001
- Hewlett-Packard Company
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multiple frequency switching power supply and methods to operate a...
- Patent number 6,127,816
- Issue date Oct 3, 2000
- Hewlett-Packard Company
- B. Mark Hirst
- G05 - CONTROLLING REGULATING
Information Patent Grant
Reduction of thermally induced mechanical stress in a fixing device
- Patent number 6,122,478
- Issue date Sep 19, 2000
- Hewlett-Packard Company
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Predictive fusing system for use in electrophotographic printers an...
- Patent number 6,018,151
- Issue date Jan 25, 2000
- Hewlett-Packard Co.
- B. Mark Hirst
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Closed loop compensation for gray scale printing devices
- Patent number 6,014,161
- Issue date Jan 11, 2000
- Hewlett-Packard Company
- B. Mark Hirst
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming and office automation device consumable with memory
- Patent number 5,930,553
- Issue date Jul 27, 1999
- Hewlett-Packard Company
- B. Mark Hirst
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Universal power supply for multiple loads
- Patent number 5,925,278
- Issue date Jul 20, 1999
- Hewlett-Packard Company
- B. Mark Hirst
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Replaceable part with integral memory for usage, calibration and ot...
- Patent number 5,835,817
- Issue date Nov 10, 1998
- Hewlett-Packard Company
- Michael L. Bullock
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for reducing flicker in electrophotographic printers and cop...
- Patent number 5,811,764
- Issue date Sep 22, 1998
- Hewlett-Packard Company
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reduced flicker fusing system for use in electrophotographic printe...
- Patent number 5,789,723
- Issue date Aug 4, 1998
- Hewlett-Packard Company
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Replaceable part with integral memory for usage, calibration and ot...
- Patent number 5,699,091
- Issue date Dec 16, 1997
- Hewlett-Packard Company
- Michael L. Bullock
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Single high voltage supply for use in a multiple developer electrop...
- Patent number 5,627,722
- Issue date May 6, 1997
- Hewlett-Packard Company
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
PRINTING SYSTEM WITH DEEP SUSPEND MODE
- Publication number 20130083338
- Publication date Apr 4, 2013
- Mark A. Fahrenkrug
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Characterization of a scan line produced from a facet of a scanning...
- Publication number 20050275918
- Publication date Dec 15, 2005
- Gerard J. Carlson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Snubber ciruit
- Publication number 20050180179
- Publication date Aug 18, 2005
- B. Mark Hirst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power converter
- Publication number 20050162870
- Publication date Jul 28, 2005
- B. Mark Hirst
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Scanning assemblies, printing devices, and related methods
- Publication number 20050030367
- Publication date Feb 10, 2005
- B. Mark Hirst
- G02 - OPTICS
Information Patent Application
System and method for controlling power in an imaging device
- Publication number 20040222213
- Publication date Nov 11, 2004
- B. Mark Hirst
- G05 - CONTROLLING REGULATING
Information Patent Application
Redundant data storage in imaging devices
- Publication number 20040103351
- Publication date May 27, 2004
- B. Mark Hirst
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Peripheral device having a power supply
- Publication number 20040103326
- Publication date May 27, 2004
- B. Mark Hirst
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
System for inductively heating a belt
- Publication number 20030222079
- Publication date Dec 4, 2003
- Robert J. Lawton
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SYNCHRONOUS BRIDGE RECTIFIER
- Publication number 20030095423
- Publication date May 22, 2003
- B. Mark Hirst
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Measurement and correction of a scan line length error
- Publication number 20030015654
- Publication date Jan 23, 2003
- B. Mark Hirst
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Characterization of a scan line produced from a facet of a scanning...
- Publication number 20030016403
- Publication date Jan 23, 2003
- Gerard J. Carlson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Fusing system including an external heater
- Publication number 20020172536
- Publication date Nov 21, 2002
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fusing system including a heat storage mechanism
- Publication number 20020141797
- Publication date Oct 3, 2002
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fusing system including a heat distribution mechanism
- Publication number 20020141795
- Publication date Oct 3, 2002
- B. Mark Hirst
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fusing system having electromagnetic heating
- Publication number 20020141794
- Publication date Oct 3, 2002
- B. Mark Hirst
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

B. Mark Hirst

Person

Patents Grantslast 30 patents

Snubber circuit

Snubber circuit

Peripheral device having a power supply

Characterization of a scan line produced from a facet of a scanning...

Scanning assemblies, printing devices, and related methods

Fusing system including an external heater

System and method for controlling power in an imaging device

Fusing system having electromagnetic heating

Use of the temperature gradient to determine the source voltage

Measurement and correction of a scan line length error

Fusing system including a heat distribution mechanism

Synchronous bridge rectifier

Fusing system including a heat storage mechanism

Simplified fusing system

Charge-pumped DC bias supply

Reducing a temperature differential in a fixing device

Single polygon scanner for multiple laser printer

Multiple frequency switching power supply and methods to operate a...

Image forming devices, image forming methods, and methods of supply...

Multiple frequency switching power supply and methods to operate a...

Reduction of thermally induced mechanical stress in a fixing device

Predictive fusing system for use in electrophotographic printers an...

Closed loop compensation for gray scale printing devices

Image forming and office automation device consumable with memory

Universal power supply for multiple loads

Replaceable part with integral memory for usage, calibration and ot...

Method for reducing flicker in electrophotographic printers and cop...

Reduced flicker fusing system for use in electrophotographic printe...

Replaceable part with integral memory for usage, calibration and ot...

Single high voltage supply for use in a multiple developer electrop...

Patents Applicationslast 30 patents

PRINTING SYSTEM WITH DEEP SUSPEND MODE

Characterization of a scan line produced from a facet of a scanning...

Snubber ciruit

Power converter

Scanning assemblies, printing devices, and related methods

System and method for controlling power in an imaging device

Redundant data storage in imaging devices

Peripheral device having a power supply

System for inductively heating a belt

SYNCHRONOUS BRIDGE RECTIFIER

Measurement and correction of a scan line length error

Characterization of a scan line produced from a facet of a scanning...

Fusing system including an external heater

Fusing system including a heat storage mechanism

Fusing system including a heat distribution mechanism

Fusing system having electromagnetic heating