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Zhizhang Chen

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  • Corvallis, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fluid feed path wettability coating
    • Patent number 11,390,076
    • Issue date Jul 19, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Passivation stacks
    • Patent number 11,230,098
    • Issue date Jan 25, 2022
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Thin film stacks
    • Patent number 10,894,406
    • Issue date Jan 19, 2021
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Plasmonic nanostructure including sacrificial passivation coating
    • Patent number 10,890,486
    • Issue date Jan 12, 2021
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    SERS sensor apparatus with passivation film
    • Patent number 10,871,449
    • Issue date Dec 22, 2020
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Printhead comprising a thin film passivation layer
    • Patent number 10,654,270
    • Issue date May 19, 2020
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead structure
    • Patent number 10,532,571
    • Issue date Jan 14, 2020
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Energy efficient printheads
    • Patent number 10,479,094
    • Issue date Nov 19, 2019
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid ejection device
    • Patent number 10,449,762
    • Issue date Oct 22, 2019
    • Hewlett-Packard Development Company, L.P.
    • James R. Przybyla
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Atomic layer deposition passivation for via
    • Patent number 10,232,613
    • Issue date Mar 19, 2019
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Accounting for oscillations with drop ejection waveforms
    • Patent number 10,160,206
    • Issue date Dec 25, 2018
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Elastic device
    • Patent number 10,125,010
    • Issue date Nov 13, 2018
    • Hewlett-Packard Development Company, L.P.
    • James Elmer Abbott
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Microelectronic device
    • Patent number 8,686,412
    • Issue date Apr 1, 2014
    • Hewlett-Packard Development Company, L.P.
    • Gregory Herman
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    3D interconnect with protruding contacts
    • Patent number 7,833,830
    • Issue date Nov 16, 2010
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Storage device with charge trapping structure and methods
    • Patent number 7,709,882
    • Issue date May 4, 2010
    • Hewlett-Packard Development Company, L.P.
    • Hang Liao
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Creating high voltage FETs with low voltage process
    • Patent number 7,704,819
    • Issue date Apr 27, 2010
    • Hewlett-Packard Development Company, L.P.
    • Chin Huang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Vacuum device having non-evaporable getter component with increased...
    • Patent number 7,608,998
    • Issue date Oct 27, 2009
    • Hewlett-Packard Development Company, L.P.
    • Sriram Ramamoorthi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Creating high voltage FETs with low voltage process
    • Patent number 7,491,595
    • Issue date Feb 17, 2009
    • Hewlett-Packard Development Company, L.P.
    • Chin Huang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Method of singulating electronic devices
    • Patent number 7,422,962
    • Issue date Sep 9, 2008
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Resistivity phase change material
    • Patent number 7,382,512
    • Issue date Jun 3, 2008
    • Zhizhang Chen
    • G02 - OPTICS
  • Information Patent Grant

    3D interconnect with protruding contacts
    • Patent number 7,262,495
    • Issue date Aug 28, 2007
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electrical memory component and a method of construction thereof
    • Patent number 7,239,544
    • Issue date Jul 3, 2007
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    EBIC response enhancement in type III-VI semiconductor material on...
    • Patent number 7,179,678
    • Issue date Feb 20, 2007
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    MEMs device with feedback control
    • Patent number 7,158,281
    • Issue date Jan 2, 2007
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Integrated focusing emitter
    • Patent number 7,148,621
    • Issue date Dec 12, 2006
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Dielectric light device
    • Patent number 7,078,855
    • Issue date Jul 18, 2006
    • Zhizhang Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    MEMs device with feedback control
    • Patent number 7,061,660
    • Issue date Jun 13, 2006
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    Method of manufacturing an emitter
    • Patent number 7,049,158
    • Issue date May 23, 2006
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Vacuum device having a getter
    • Patent number 7,045,958
    • Issue date May 16, 2006
    • Hewlett-Packard Development Company, L.P.
    • Sriram Ramamoorthi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method of making a tunneling emitter
    • Patent number 7,044,823
    • Issue date May 16, 2006
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    PASSIVATION STACKS
    • Publication number 20210331471
    • Publication date Oct 28, 2021
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID FEED PATH WETTABILITY COATING
    • Publication number 20210229439
    • Publication date Jul 29, 2021
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    SERS SENSOR APPARATUS WITH PASSIVATION FILM
    • Publication number 20200158645
    • Publication date May 21, 2020
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • G01 - MEASURING TESTING
  • Information Patent Application

    ATOMIC LAYER DEPOSITION OXIDE LAYERS IN FLUID EJECTION DEVICES
    • Publication number 20190263125
    • Publication date Aug 29, 2019
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    THIN FILM STACKS
    • Publication number 20190217613
    • Publication date Jul 18, 2019
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    PRINTHEAD COMPRISING A THIN FILM PASSIVATION LAYER
    • Publication number 20190152226
    • Publication date May 23, 2019
    • HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PLASMONIC NANOSTRUCTURE INCLUDING SACRIFICIAL PASSIVATION COATING
    • Publication number 20180372543
    • Publication date Dec 27, 2018
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    ENERGY EFFICIENT PRINTHEADS
    • Publication number 20180281425
    • Publication date Oct 4, 2018
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION DEVICE
    • Publication number 20180222203
    • Publication date Aug 9, 2018
    • Hewlett-Packard Development Company, L.P.
    • James R. PRZYBYLA
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    EMISSION DEVICE TO EXPOSE PRINTING MATERIAL
    • Publication number 20180154576
    • Publication date Jun 7, 2018
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    PRINTHEAD STRUCTURE
    • Publication number 20180001636
    • Publication date Jan 4, 2018
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    ATOMIC LAYER DEPOSITION PASSIVATION FOR VIA
    • Publication number 20170368823
    • Publication date Dec 28, 2017
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    ELASTIC DEVICE
    • Publication number 20170210616
    • Publication date Jul 27, 2017
    • Hewlett-Packard Development Company, L.P.
    • James Elmer Abbott
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    PRINT FLUID PASSAGEWAY THIN FILM PASSIVATION LAYER
    • Publication number 20170072692
    • Publication date Mar 16, 2017
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang CHEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    ACCOUNTING FOR OSCILLATIONS WITH DROP EJECTION WAVEFORMS
    • Publication number 20150367634
    • Publication date Dec 24, 2015
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Atomic Layer Deposition of Gate Dielectric Layer with High Dielectr...
    • Publication number 20090230389
    • Publication date Sep 17, 2009
    • Zhizhang Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Creating High Voltage FETs with Low Voltage Process
    • Publication number 20090130812
    • Publication date May 21, 2009
    • Chin Huang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Wet etching of zinc tin oxide thin films
    • Publication number 20090075421
    • Publication date Mar 19, 2009
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Microelectronic device
    • Publication number 20090032812
    • Publication date Feb 5, 2009
    • Gregory Herman
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SWITCH
    • Publication number 20080100534
    • Publication date May 1, 2008
    • Hewlett-Packard Development Company L.P.
    • Randy K. Rannow
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    3D Interconnect with Protruding Contacts
    • Publication number 20070254405
    • Publication date Nov 1, 2007
    • Chien-Hua Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Resistivity phase change material
    • Publication number 20070089492
    • Publication date Apr 26, 2007
    • Hewlett-Packard Development Company, L.P.
    • Zhizhang Chen
    • G02 - OPTICS
  • Information Patent Application

    Creating high voltage fets with low voltage process
    • Publication number 20070010052
    • Publication date Jan 11, 2007
    • Chin Huang
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MEMS DEVICE WITH FEEDBACK CONTROL
    • Publication number 20060245034
    • Publication date Nov 2, 2006
    • Zhizhang Chen
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Application

    Vacuum device having a getter
    • Publication number 20060164009
    • Publication date Jul 27, 2006
    • Sriram Ramamoorthi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method of singulating electronic devices
    • Publication number 20060088980
    • Publication date Apr 27, 2006
    • Chien-Hua Chen
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    Storage device with charge trapping structure and methods
    • Publication number 20060086986
    • Publication date Apr 27, 2006
    • Hang Liao
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Method of making a getter structure
    • Publication number 20060087232
    • Publication date Apr 27, 2006
    • Sriram Ramamoorthi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    3D interconnect with protruding contacts
    • Publication number 20060076664
    • Publication date Apr 13, 2006
    • Chien-Hua Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    Electrical memory component and a method of construction thereof
    • Publication number 20060056235
    • Publication date Mar 16, 2006
    • Zhizhang Chen
    • G11 - INFORMATION STORAGE