James A. Feinn

Person

San Diego, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Printhead with circulation channel
- Patent number 11,970,010
- Issue date Apr 30, 2024
- Hewlett-Packard Development Company, L.P.
- Jacob Lum
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reducing inkjet aerosol
- Patent number 11,220,104
- Issue date Jan 11, 2022
- Hewlett-Packard Development Company, L.P.
- Steven Michael Krause
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fluid distinguishing devices
- Patent number 11,090,928
- Issue date Aug 17, 2021
- Hewlett-Packard Development Company, L.P.
- Daryl E. Anderson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Temperature-based actuator evaluation
- Patent number 11,040,530
- Issue date Jun 22, 2021
- Hewlett-Packard Development Company, L.P.
- Daryl E. Anderson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Noncircular inkjet nozzle
- Patent number 10,717,278
- Issue date Jul 21, 2020
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Noncircular inkjet nozzle
- Patent number 10,562,304
- Issue date Feb 18, 2020
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Noncircular inkjet nozzle
- Patent number 10,252,527
- Issue date Apr 9, 2019
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Noncircular inkjet nozzle
- Patent number 10,112,393
- Issue date Oct 30, 2018
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Enhancing temperature distribution uniformity across a printer die
- Patent number 10,112,384
- Issue date Oct 30, 2018
- Hewlett-Packard Development Company, L.P.
- Clayton L Holstun
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Enhancing temperature distribution uniformity across a printer die
- Patent number 9,908,326
- Issue date Mar 6, 2018
- Hewlett-Packard Development Company, L.P.
- Clayton L Holstun
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Dispensing heads with fluid puddle limiting surface features
- Patent number 9,427,752
- Issue date Aug 30, 2016
- Hewlett-Packard Development Company, L.P.
- Thomas R Strand
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Fluid ejection device having firing chamber with mesa
- Patent number 8,919,928
- Issue date Dec 30, 2014
- Hewlett-Packard Development Company, L.P.
- Lawrence H. White
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Microfluidic system utilizing thin-film layers to route fluid
- Patent number 7,932,098
- Issue date Apr 26, 2011
- Hewlett-Packard Development Company, L.P.
- Winthrop D. Childers
- G01 - MEASURING TESTING
Information Patent Grant
Method of fabricating a fluid ejection device having a data storage...
- Patent number 7,669,314
- Issue date Mar 2, 2010
- Hewlett-Packard Development Company, L.P.
- James A Feinn
- G11 - INFORMATION STORAGE
Information Patent Grant
Fluid ejection device
- Patent number 7,517,056
- Issue date Apr 14, 2009
- Hewlett-Packard Development Company, L.P.
- Elizabeth A. Fellner
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fluid ejection device with data storage structure
- Patent number 7,249,825
- Issue date Jul 31, 2007
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- G11 - INFORMATION STORAGE
Information Patent Grant
Fire pulses in a fluid ejection device
- Patent number 7,104,624
- Issue date Sep 12, 2006
- Hewlett-Packard Development Company, L.P.
- Dennis J. Schloeman
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Variable mapping of nozzle rows to decrease dot placement artifacts...
- Patent number 6,935,714
- Issue date Aug 30, 2005
- Hewlett-Packard Development Company, L.P.
- Ronald A. Askeland
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Inkjet printhead assembly having very high drop rate generation
- Patent number 6,932,453
- Issue date Aug 23, 2005
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Barrier/orifice design for improved printhead performance
- Patent number 6,922,203
- Issue date Jul 26, 2005
- Hewlett-Packard Development Company, L.P.
- Matthew D. Giere
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Disabling ink ejection elements to decrease dot placement artifacts...
- Patent number 6,832,823
- Issue date Dec 21, 2004
- Hewlett-Packard Development Company, L.P.
- Ronald A. Askeland
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet printhead having ink feed channels defined by thin-film stru...
- Patent number 6,746,107
- Issue date Jun 8, 2004
- Hewlett-Packard Development Company, L.P.
- Matthew D. Giere
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fire pulses in a fluid ejection device
- Patent number 6,726,300
- Issue date Apr 27, 2004
- Hewlett-Packard Development Company, L.P.
- Dennis J. Schloeman
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
System and method for decreasing print banding with time delay sync...
- Patent number 6,698,858
- Issue date Mar 2, 2004
- Hewlett-Packard Development Company, L.P.
- Ronald A. Askeland
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printhead with high nozzle packing density
- Patent number 6,561,632
- Issue date May 13, 2003
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet printhead assembly having very high nozzle packing density
- Patent number 6,543,879
- Issue date Apr 8, 2003
- Hewlett-Packard Company
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Apparatus for generating high frequency ink ejection and ink chambe...
- Patent number 6,502,915
- Issue date Jan 7, 2003
- Hewlett-Packard Company
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink leakage detecting apparatus
- Patent number 6,431,678
- Issue date Aug 13, 2002
- Hewlett-Packard Company
- Jeffery S. Beck
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Wide-array inkjet printhead assembly with internal electrical routi...
- Patent number 6,428,145
- Issue date Aug 6, 2002
- Hewlett-Packard Company
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Inkjet print cartridge design to decrease ink shorts due to ink pen...
- Patent number 6,364,475
- Issue date Apr 2, 2002
- Hewlett-Packard Company
- James A Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
DETERMINING FLOW RATES WITH THERMAL SENSORS
- Publication number 20230068297
- Publication date Mar 2, 2023
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
RECIRCULATION FLUID EJECTION DEVICE
- Publication number 20230025124
- Publication date Jan 26, 2023
- Hewlett-Packard Development Company, L.P.
- Jacob Lum
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTHEAD WITH CIRCULATION CHANNEL
- Publication number 20220379627
- Publication date Dec 1, 2022
- Hewlett-Packard Development Company, L.P.
- Jacob Lum
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PRINTHEAD WITH OFFSET CIRCULATION CHANNEL
- Publication number 20220379607
- Publication date Dec 1, 2022
- Hewlett-Packard Development Company, L.P.
- Jacob Lum
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
FLUID DISTINGUISHING DEVICES
- Publication number 20200391507
- Publication date Dec 17, 2020
- Hewlett-Packard Development Company, L.P.
- Daryl E. Anderson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
TEMPERATURE-BASED ACTUATOR EVALUATION
- Publication number 20200384760
- Publication date Dec 10, 2020
- Hewlett-Packard Development Company, L.P.
- Daryl E. Anderson
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
REDUCING INKJET AEROSOL
- Publication number 20200346454
- Publication date Nov 5, 2020
- Hewlett-Packard Development Company, L.P.
- Steven Michael Krause
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DETECTION OF FLUID PARTICLE CONCENTRATIONS
- Publication number 20200309666
- Publication date Oct 1, 2020
- Hewlett-Packard Development Company, L.P.
- Eric Martin
- G01 - MEASURING TESTING
Information Patent Application
NONCIRCULAR INKJET NOZZLE
- Publication number 20190023010
- Publication date Jan 24, 2019
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
ENHANCING TEMPERATURE DISTRIBUTION UNIFORMITY ACROSS A PRINTER DIE
- Publication number 20180141332
- Publication date May 24, 2018
- Hewlett-Packard Development Company, L.P.
- Clayton L Holstun
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
NONCIRCULAR INKJET NOZZLE
- Publication number 20180104953
- Publication date Apr 19, 2018
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
ENHANCING TEMPERATURE DISTRIBUTION UNIFORMITY ACROSS A PRINTER DIE
- Publication number 20170043574
- Publication date Feb 16, 2017
- Hewlett-Packard Development Company, L.P.
- Clayton L Holstun
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PUDDLE CONTROL ON A FLUID DISPENSE HEAD
- Publication number 20160346793
- Publication date Dec 1, 2016
- Hewlett-Packard Development Company, L.P.
- Thomas R. Strand
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
DISPENSING HEADS WITH FLUID PUDDLE LIMITING SURFACE FEATURES
- Publication number 20140217201
- Publication date Aug 7, 2014
- Thomas R. Strand
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Application
Fluid Ejection Device Having Firing Chamber With Mesa
- Publication number 20130293638
- Publication date Nov 7, 2013
- HEWLETT-PACKARD DEVELOPMENT COMPANY, L..
- Lawrence H. White
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
NONCIRCULAR INKJET NOZZLE
- Publication number 20130187984
- Publication date Jul 25, 2013
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
NONCIRCULAR INKJET NOZZLE
- Publication number 20130021411
- Publication date Jan 24, 2013
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Fluid Ejection Device with Data Storage Structure
- Publication number 20070245559
- Publication date Oct 25, 2007
- Hewlett-Packard Development Company, L.P.
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Fluid ejection device
- Publication number 20060268071
- Publication date Nov 30, 2006
- Elizabeth A. Fellner
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
DISABLING INK EJECTION ELEMENTS TO DECREASE DOT PLACEMENT ARTIFACTS...
- Publication number 20040239708
- Publication date Dec 2, 2004
- Ronald A. Askeland
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
VARIABLE MAPPING OF NOZZLE ROWS TO DECREASE DOT PLACEMENT ARTIFACTS...
- Publication number 20040239707
- Publication date Dec 2, 2004
- Ronald A. Askeland
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Fluid ejection device with data storage structure
- Publication number 20040223034
- Publication date Nov 11, 2004
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Fire pulses in a fluid ejection device
- Publication number 20040095405
- Publication date May 20, 2004
- Dennis J. Schloeman
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Microfluidic system utilizing thin-film layers to route fluid
- Publication number 20040086427
- Publication date May 6, 2004
- Winthrop D. Childers
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Fire pulses in a fluid ejection device
- Publication number 20030202025
- Publication date Oct 30, 2003
- Dennis J. Schloeman
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Inkjet printhead having ink feed channels defined by thin-film stru...
- Publication number 20030081071
- Publication date May 1, 2003
- Matthew D. Giere
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
INJET PRINTHEAD ASSEMBLY HAVING VERY HIGH NOZZLE PACKING DENSITY
- Publication number 20030081027
- Publication date May 1, 2003
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Injet printhead assembly having very high drop rate generation
- Publication number 20030081028
- Publication date May 1, 2003
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Printhead with high nozzle packing density
- Publication number 20030005883
- Publication date Jan 9, 2003
- James A. Feinn
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Barrier/orifice design for improved printhead performance
- Publication number 20030001913
- Publication date Jan 2, 2003
- Matthew D. Giere
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

James A. Feinn

Person

Patents Grantslast 30 patents

Printhead with circulation channel

Reducing inkjet aerosol

Fluid distinguishing devices

Temperature-based actuator evaluation

Noncircular inkjet nozzle

Noncircular inkjet nozzle

Noncircular inkjet nozzle

Noncircular inkjet nozzle

Enhancing temperature distribution uniformity across a printer die

Enhancing temperature distribution uniformity across a printer die

Dispensing heads with fluid puddle limiting surface features

Fluid ejection device having firing chamber with mesa

Microfluidic system utilizing thin-film layers to route fluid

Method of fabricating a fluid ejection device having a data storage...

Fluid ejection device

Fluid ejection device with data storage structure

Fire pulses in a fluid ejection device

Variable mapping of nozzle rows to decrease dot placement artifacts...

Inkjet printhead assembly having very high drop rate generation

Barrier/orifice design for improved printhead performance

Disabling ink ejection elements to decrease dot placement artifacts...

Inkjet printhead having ink feed channels defined by thin-film stru...

Fire pulses in a fluid ejection device

System and method for decreasing print banding with time delay sync...

Printhead with high nozzle packing density

Inkjet printhead assembly having very high nozzle packing density

Apparatus for generating high frequency ink ejection and ink chambe...

Ink leakage detecting apparatus

Wide-array inkjet printhead assembly with internal electrical routi...

Inkjet print cartridge design to decrease ink shorts due to ink pen...

Patents Applicationslast 30 patents

DETERMINING FLOW RATES WITH THERMAL SENSORS

RECIRCULATION FLUID EJECTION DEVICE

PRINTHEAD WITH CIRCULATION CHANNEL

PRINTHEAD WITH OFFSET CIRCULATION CHANNEL

FLUID DISTINGUISHING DEVICES

TEMPERATURE-BASED ACTUATOR EVALUATION

REDUCING INKJET AEROSOL

DETECTION OF FLUID PARTICLE CONCENTRATIONS

NONCIRCULAR INKJET NOZZLE

ENHANCING TEMPERATURE DISTRIBUTION UNIFORMITY ACROSS A PRINTER DIE

NONCIRCULAR INKJET NOZZLE

ENHANCING TEMPERATURE DISTRIBUTION UNIFORMITY ACROSS A PRINTER DIE

PUDDLE CONTROL ON A FLUID DISPENSE HEAD

DISPENSING HEADS WITH FLUID PUDDLE LIMITING SURFACE FEATURES

Fluid Ejection Device Having Firing Chamber With Mesa

NONCIRCULAR INKJET NOZZLE

NONCIRCULAR INKJET NOZZLE

Fluid Ejection Device with Data Storage Structure

Fluid ejection device

DISABLING INK EJECTION ELEMENTS TO DECREASE DOT PLACEMENT ARTIFACTS...

VARIABLE MAPPING OF NOZZLE ROWS TO DECREASE DOT PLACEMENT ARTIFACTS...

Fluid ejection device with data storage structure

Fire pulses in a fluid ejection device

Microfluidic system utilizing thin-film layers to route fluid

Fire pulses in a fluid ejection device

Inkjet printhead having ink feed channels defined by thin-film stru...

INJET PRINTHEAD ASSEMBLY HAVING VERY HIGH NOZZLE PACKING DENSITY

Injet printhead assembly having very high drop rate generation

Printhead with high nozzle packing density

Barrier/orifice design for improved printhead performance