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David Welter

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  • Corvallis, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Printer fluid ports
    • Patent number 11,390,088
    • Issue date Jul 19, 2022
    • Hewlett-Packard Development Company, L.P.
    • William Scott Osborne
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Overflow chamber for print fluid tanks
    • Patent number 11,331,904
    • Issue date May 17, 2022
    • Hewlett-Packard Development Company, L.P.
    • William Scott Osborne
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 10,391,775
    • Issue date Aug 27, 2019
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Identifying primed printheads
    • Patent number 10,308,015
    • Issue date Jun 4, 2019
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey A Wagner
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 10,112,400
    • Issue date Oct 30, 2018
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 9,770,914
    • Issue date Sep 26, 2017
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 9,738,080
    • Issue date Aug 22, 2017
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 9,616,670
    • Issue date Apr 11, 2017
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Fluid cartridge
    • Patent number 9,028,054
    • Issue date May 12, 2015
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 8,979,251
    • Issue date Mar 17, 2015
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 8,882,252
    • Issue date Nov 11, 2014
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Container installation guide for a fluid ejector assembly
    • Patent number 8,727,515
    • Issue date May 20, 2014
    • Hewlett-Packard Development Company, L.P.
    • Daniel D. Dowell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 8,651,642
    • Issue date Feb 18, 2014
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 8,651,643
    • Issue date Feb 18, 2014
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge
    • Patent number 8,474,960
    • Issue date Jul 2, 2013
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid cartridge having feature to clear bracket riser surfaces
    • Patent number 8,388,123
    • Issue date Mar 5, 2013
    • Hewlett-Packard Development Company, L.P.
    • Mark A. Smith
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    SAMPLE PREPARATION CARTRIDGE MODULE
    • Publication number 20240042441
    • Publication date Feb 8, 2024
    • HP Health Solutions Inc.
    • Si-Lam J. Choy
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    SEAL MEMBER FOR FLUID RESERVOIR
    • Publication number 20220009222
    • Publication date Jan 13, 2022
    • Hewlett-Packard Development Company, L.P.
    • David Daniel Welter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PRINT FLUID DELIVERY WITH MULTIPLE TANKS
    • Publication number 20210309017
    • Publication date Oct 7, 2021
    • Hewlett-Packard Development Company, L.P.
    • William Scott Osborne
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    OVERFLOW CHAMBER FOR PRINT FLUID TANKS
    • Publication number 20210268792
    • Publication date Sep 2, 2021
    • Hewlett-Packard Development Company, L.P.
    • William Scott Osborne
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTER FLUID PORTS
    • Publication number 20210268803
    • Publication date Sep 2, 2021
    • Hewlett-Packard Development Company, L.P.
    • William Scott Osborne
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20170326883
    • Publication date Nov 16, 2017
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    IDENTIFYING PRIMED PRINTHEADS
    • Publication number 20170305149
    • Publication date Oct 26, 2017
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey A Wagner
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20170232752
    • Publication date Aug 17, 2017
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20170151794
    • Publication date Jun 1, 2017
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20170087860
    • Publication date Mar 30, 2017
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20150202879
    • Publication date Jul 23, 2015
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20140055537
    • Publication date Feb 27, 2014
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20140049583
    • Publication date Feb 20, 2014
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20130222493
    • Publication date Aug 29, 2013
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20130155156
    • Publication date Jun 20, 2013
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20130155157
    • Publication date Jun 20, 2013
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE
    • Publication number 20130147885
    • Publication date Jun 13, 2013
    • Hewlett-Packard Development Company, L.P.
    • David C. Harvey
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    CONTAINER INSTALLATION GUIDE FOR A FLUID EJECTOR ASSEMBLY
    • Publication number 20110205297
    • Publication date Aug 25, 2011
    • Daniel D. Dowell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID CARTRIDGE HAVING FEATURE TO CLEAR BRACKET RISER SURFACES
    • Publication number 20110090294
    • Publication date Apr 21, 2011
    • Mark A. Smith
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS