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Trudy Benjamin

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  • Portland, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink level sensing
    • Patent number 10,378,946
    • Issue date Aug 13, 2019
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Device having an active channel region
    • Patent number 10,170,466
    • Issue date Jan 1, 2019
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink level sensing
    • Patent number 10,082,414
    • Issue date Sep 25, 2018
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Inkjet print head with shared data lines
    • Patent number 9,987,841
    • Issue date Jun 5, 2018
    • Hewlett-Packard Development Company, L.P.
    • Joseph M. Torgerson
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Modified-layer EPROM cell
    • Patent number 9,899,539
    • Issue date Feb 20, 2018
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Transistor having an active channel region
    • Patent number 9,773,782
    • Issue date Sep 26, 2017
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Inkjet print head with shared data lines
    • Patent number 9,707,752
    • Issue date Jul 18, 2017
    • Hewlett-Packard Development Company, L.P.
    • Joseph M. Torgerson
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink level sensor and related methods
    • Patent number 9,599,500
    • Issue date Mar 21, 2017
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Device active channel length/width greater than channel length/width
    • Patent number 9,543,434
    • Issue date Jan 10, 2017
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamín
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Fluid ejection device
    • Patent number 9,289,978
    • Issue date Mar 22, 2016
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Drop detection
    • Patent number 9,268,023
    • Issue date Feb 23, 2016
    • Hewlett-Packard Development Company, L.P.
    • Ernesto Garay
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Drop detector
    • Patent number 9,259,925
    • Issue date Feb 16, 2016
    • Hewlett-Packard Development Company, L.P.
    • Alexander Govyadinov
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Device including active floating gate region area that is smaller t...
    • Patent number 9,252,149
    • Issue date Feb 2, 2016
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Compound slot
    • Patent number 9,144,984
    • Issue date Sep 29, 2015
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Fluid ejection device
    • Patent number 9,138,990
    • Issue date Sep 22, 2015
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Method and assembly to detect fluid
    • Patent number 9,085,139
    • Issue date Jul 21, 2015
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink pen electrical interface
    • Patent number 8,991,978
    • Issue date Mar 31, 2015
    • Hewlett-Packard Development Company, L.P.
    • Huston W. Rice
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead die
    • Patent number 8,960,860
    • Issue date Feb 24, 2015
    • Hewlett-Packard Development Company, L.P.
    • James P. Axtell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    EPROM structure using thermal ink jet fire lines on a printhead
    • Patent number 8,864,260
    • Issue date Oct 21, 2014
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Logical and virtual nozzle-fire-restart-line for fluid-ejection device
    • Patent number 8,770,685
    • Issue date Jul 8, 2014
    • Hewlett-Packard Development Company, L.P.
    • Matthew A. Shepherd
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Fluid ejection device
    • Patent number 8,540,348
    • Issue date Sep 24, 2013
    • Hewlett-Packard Development Company, L.P.
    • Trudy L. Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Secure access to fluid cartridge memory
    • Patent number 8,474,943
    • Issue date Jul 2, 2013
    • Hewlett-Packard Development Company, L.P.
    • Erik D. Ness
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid ejection device and method
    • Patent number 8,460,947
    • Issue date Jun 11, 2013
    • Hewlett-Packard Development Company, L.P.
    • Stan E Leigh
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid ejection device having first and second resistors
    • Patent number 8,449,079
    • Issue date May 28, 2013
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead die
    • Patent number 8,348,385
    • Issue date Jan 8, 2013
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
  • Information Patent Grant

    Fluid ejection device with data signal latch circuitry
    • Patent number 8,172,368
    • Issue date May 8, 2012
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid ejection device
    • Patent number 8,128,205
    • Issue date Mar 6, 2012
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid ejection device
    • Patent number 8,109,586
    • Issue date Feb 7, 2012
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Filling, identifying, validating, and servicing tip for fluid-eject...
    • Patent number 8,002,371
    • Issue date Aug 23, 2011
    • Hewlett-Packard Development Company, L.P.
    • Blair M. Kent
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Handheld and/or mountable fluid-ejection device receptive to tip co...
    • Patent number 7,935,317
    • Issue date May 3, 2011
    • Hewlett-Packard Development Company, L.P.
    • James P. Axtell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    DEVICE HAVING AN ACTIVE CHANNEL REGION
    • Publication number 20180006020
    • Publication date Jan 4, 2018
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK LEVEL SENSING
    • Publication number 20170144451
    • Publication date May 25, 2017
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK LEVEL SENSING
    • Publication number 20170146383
    • Publication date May 25, 2017
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    TRANSISTOR HAVING AN ACTIVE CHANNEL REGION
    • Publication number 20170084609
    • Publication date Mar 23, 2017
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET PRINT HEAD WITH SHARED DATA LINES
    • Publication number 20170072687
    • Publication date Mar 16, 2017
    • Hewlett-Packard Development Company, L.P.
    • Joseph M. Torgerson
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    COMPOUND SLOT
    • Publication number 20150367639
    • Publication date Dec 24, 2015
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    DROP DETECTION
    • Publication number 20150198715
    • Publication date Jul 16, 2015
    • Hewlett-Packard Development Company, L.P.
    • Ernesto Garay
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION DEVICE
    • Publication number 20150077451
    • Publication date Mar 19, 2015
    • Hewlett-Packard Development Company, L.P.
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    DEVICE INCLUDING ACTIVE FLOATING GATE REGION AREA THAT IS SMALLER T...
    • Publication number 20140374812
    • Publication date Dec 25, 2014
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    COMPOUND SLOT
    • Publication number 20140362146
    • Publication date Dec 11, 2014
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    EPROM STRUCTURE USING THERMAL INK JET FIRE LINES ON A PRINTHEAD
    • Publication number 20140320558
    • Publication date Oct 30, 2014
    • Hewlett-Packard Development Company, L.P.
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK LEVEL SENSOR AND RELATED METHODS
    • Publication number 20140204148
    • Publication date Jul 24, 2014
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    DROP DETECTOR
    • Publication number 20140078213
    • Publication date Mar 20, 2014
    • Alexander Govyadinov
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD DIE
    • Publication number 20140043396
    • Publication date Feb 13, 2014
    • Hewlett-Packard Development Company, L.P.
    • James P. Axtell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    DEVICE ACTIVE CHANNEL LENGTH/WIDTH GREATER THAN CHANNEL LENGTH/WIDTH
    • Publication number 20140042505
    • Publication date Feb 13, 2014
    • Trudy Benjamín
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD AND ASSEMBLY TO DETECT FLUID
    • Publication number 20140002538
    • Publication date Jan 2, 2014
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION DEVICE HAVING FIRST AND SECOND RESISTORS
    • Publication number 20130063527
    • Publication date Mar 14, 2013
    • Ning Ge
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK PEN ELECTRICAL INTERFACE
    • Publication number 20130050344
    • Publication date Feb 28, 2013
    • Hewlett-Packard Development Company, L.P.
    • Huston W. Rice
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD DIE
    • Publication number 20120306968
    • Publication date Dec 6, 2012
    • Trudy Benjamin
  • Information Patent Application

    Fluid Ejection Device and Method
    • Publication number 20120064644
    • Publication date Mar 15, 2012
    • Stan E. Leigh
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    LOGICAL AND VIRTUAL NOZZLE-FIRE-RESTART-LINE FOR FLUID-EJECTION DEVICE
    • Publication number 20110316917
    • Publication date Dec 29, 2011
    • Matthew A. Shepherd
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    FLUID EJECTION DEVICE
    • Publication number 20110234669
    • Publication date Sep 29, 2011
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Secure Access To Fluid Cartridge Memory
    • Publication number 20100328405
    • Publication date Dec 30, 2010
    • Erik D. Ness
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    INKJET PRINT HEAD WITH SHARED DATA LINES
    • Publication number 20100302293
    • Publication date Dec 2, 2010
    • Joseph M. Torgerson
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION DEVICE AND METHOD
    • Publication number 20100076727
    • Publication date Mar 25, 2010
    • Stan E. Leigh
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION DEVICE WITH DATA SIGNAL LATCH CIRCUITRY
    • Publication number 20090315931
    • Publication date Dec 24, 2009
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Filling, identifying, validating, and servicing tip for fluid-eject...
    • Publication number 20090295848
    • Publication date Dec 3, 2009
    • Blair Kent
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Fluid Ejection Device
    • Publication number 20090244132
    • Publication date Oct 1, 2009
    • Kevin Bruce
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Controlling Fire Signals
    • Publication number 20090109253
    • Publication date Apr 30, 2009
    • HEWLETT-PACKARD DEVELOPMENT COMPANY
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION DEVICE
    • Publication number 20090058896
    • Publication date Mar 5, 2009
    • Trudy Benjamin
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS