TREA

Michael G Groh

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  • Corvallis, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Molded structures with channels
    • Patent number 12,134,274
    • Issue date Nov 5, 2024
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Fluid-ejection die with stamped nanoceramic layer
    • Patent number 12,097,711
    • Issue date Sep 24, 2024
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Three-dimensional features formed in molded panel
    • Patent number 11,807,523
    • Issue date Nov 7, 2023
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Fluid ejection devices
    • Patent number 11,780,226
    • Issue date Oct 10, 2023
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Molded structures with channels
    • Patent number 11,780,227
    • Issue date Oct 10, 2023
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Uniform print head surface coating
    • Patent number 11,691,423
    • Issue date Jul 4, 2023
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • 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

    Three-dimensional features formed in molded panel
    • Patent number 11,148,942
    • Issue date Oct 19, 2021
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Flexible carrier for fluid flow structure
    • Patent number 10,751,997
    • Issue date Aug 25, 2020
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Process for making a molded device assembly and printhead assembly
    • Patent number 10,479,086
    • Issue date Nov 19, 2019
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Process for making a molded device assembly and printhead assembly
    • Patent number 10,232,621
    • Issue date Mar 19, 2019
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flexible carrier for fluid flow structure
    • Patent number 10,160,209
    • Issue date Dec 25, 2018
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Adhesive transfer
    • Patent number 9,355,834
    • Issue date May 31, 2016
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
  • Information Patent Grant

    In-plane electro-optical display
    • Patent number 9,217,906
    • Issue date Dec 22, 2015
    • Hewlett-Packard Development Company, L.P.
    • Jong-Souk Yeo
    • G02 - OPTICS
  • Information Patent Grant

    Electro-optical display systems
    • Patent number 7,957,054
    • Issue date Jun 7, 2011
    • Hewlett-Packard Development Company, L.P.
    • Jong-Souk Yeo
    • G02 - OPTICS
  • Information Patent Grant

    Self-aligned coating on released MEMS
    • Patent number 7,470,557
    • Issue date Dec 30, 2008
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    MEMS device polymer film deposition process
    • Patent number 7,172,978
    • Issue date Feb 6, 2007
    • Hewlett-Packard Development Company, L.P.
    • Hang Liao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Grant

    Electronic devices having an inorganic film
    • Patent number 6,641,254
    • Issue date Nov 4, 2003
    • Hewlett-Packard Development Company, L.P.
    • William R Boucher
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Poly-p-xylylene films as an orifice plate coating
    • Patent number 5,426,458
    • Issue date Jun 20, 1995
    • Hewlett-Packard Corporation
    • Donald E. Wenzel
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    PHOTO-DEFINABLE HYDROPHOBIC COMPOSITIONS
    • Publication number 20240192599
    • Publication date Jun 13, 2024
    • Hewlett-Packard Development Company, L.P.
    • Bo Song
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID-EJECTION DIE WITH STAMPED NANOCERAMIC LAYER
    • Publication number 20240100849
    • Publication date Mar 28, 2024
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MOLDED STRUCTURES WITH CHANNELS
    • Publication number 20230391086
    • Publication date Dec 7, 2023
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MOLDED MICROFLUIDIC SUBSTRATE HAVING MICROFLUIDIC CHANNEL
    • Publication number 20230143672
    • Publication date May 11, 2023
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    ORIFICE SHIELD
    • Publication number 20220184957
    • Publication date Jun 16, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION FACE SELECTIVE COATING
    • Publication number 20220184949
    • Publication date Jun 16, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    FLUID EJECTION HEAD SERVICE WITH NON-WETTING LAYER
    • Publication number 20220143980
    • Publication date May 12, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    UNIFORM PRINT HEAD SURFACE COATING
    • Publication number 20220143978
    • Publication date May 12, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MOLDED STRUCTURES WITH CHANNELS
    • Publication number 20220126577
    • Publication date Apr 28, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MOLDED STRUCTURES WITH CHANNELS
    • Publication number 20220111647
    • Publication date Apr 14, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    THREE-DIMENSIONAL FEATURES FORMED IN MOLDED PANEL
    • Publication number 20220002149
    • Publication date Jan 6, 2022
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    FLUID EJECTION DEVICES
    • Publication number 20210276332
    • Publication date Sep 9, 2021
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua 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

    PROCESS FOR MAKING A MOLDED DEVICE ASSEMBLY AND PRINTHEAD ASSEMBLY
    • Publication number 20180361746
    • Publication date Dec 20, 2018
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    FLEXIBLE CARRIER FOR FLUID FLOW STRUCTURE
    • Publication number 20180326724
    • Publication date Nov 15, 2018
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    THREE-DIMENSIONAL FEATURES FORMED IN MOLDED PANEL
    • Publication number 20180265353
    • Publication date Sep 20, 2018
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua Chen
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    FLEXIBLE CARRIER
    • Publication number 20170072690
    • Publication date Mar 16, 2017
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PROCESS FOR MAKING A MOLDED DEVICE ASSEMBLY AND PRINTHEAD ASSEMBLY
    • Publication number 20170066242
    • Publication date Mar 9, 2017
    • Hewlett-Packard Development Company, L.P.
    • Chien-Hua CHEN
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    ADHESIVE TRANSFER
    • Publication number 20140106142
    • Publication date Apr 17, 2014
    • Chien-Hua Chen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRONIC DISPLAY
    • Publication number 20120113501
    • Publication date May 10, 2012
    • Jong-Souk Yeo
    • G02 - OPTICS
  • Information Patent Application

    IN-PLANE ELECTRO-OPTICAL DISPLAY
    • Publication number 20120019899
    • Publication date Jan 26, 2012
    • Jong-Souk Yeo
    • G02 - OPTICS
  • Information Patent Application

    ELECTRO-OPTICAL DISPLAY SYSTEMS
    • Publication number 20110149377
    • Publication date Jun 23, 2011
    • Jong-Souk Yeo
    • G02 - OPTICS
  • Information Patent Application

    MEMS device polymer film deposition process
    • Publication number 20060019420
    • Publication date Jan 26, 2006
    • Hang Liao
    • B81 - MICRO-STRUCTURAL TECHNOLOGY
  • Information Patent Application

    Self-aligned coating on released MEMS
    • Publication number 20050233596
    • Publication date Oct 20, 2005
    • Hewlett-Packard Development Co., L.P.
    • Chien-Hua Chen
    • G01 - MEASURING TESTING
  • Information Patent Application

    ELECTRONIC DEVICES HAVING AN INORGANIC FILM
    • Publication number 20030193545
    • Publication date Oct 16, 2003
    • William R. Boucher
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS