TREA

Daniel Tanchangco

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  • San Marcos, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaner rollers and cleaning electrophotographic photoconductors
    • Patent number 11,906,925
    • Issue date Feb 20, 2024
    • Hewlett-Packard Development Company, L.P.
    • Bin Huang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Infrared absorbing nanoparticle(s)
    • Patent number 11,384,248
    • Issue date Jul 12, 2022
    • Hewlett-Packard Development Company, L.P.
    • Alexey S Kabalnov
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Liquid electrostatic ink developer assembly
    • Patent number 11,181,849
    • Issue date Nov 23, 2021
    • HP INDIGO B.V.
    • Anna Chin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Liquid electrophotographic ink developer unit
    • Patent number 10,983,459
    • Issue date Apr 20, 2021
    • Hewlett-Packard Development Company, L.P.
    • Guang Jin Li
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Fluid application devices with resistive coatings
    • Patent number 10,877,425
    • Issue date Dec 29, 2020
    • HP INDIGO B.V.
    • Guang Jin Li
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Liquid electrophotographic ink developer unit
    • Patent number 10,514,633
    • Issue date Dec 24, 2019
    • Hewlett-Packard Development Company, L.P.
    • Guang Jin Li
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Roller coating
    • Patent number 9,684,267
    • Issue date Jun 20, 2017
    • Hewlett-Packard Indigo B.V.
    • Guang Jin Li
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

  • Information Patent Application

    DEVELOPER ROLLER
    • Publication number 20230400790
    • Publication date Dec 14, 2023
    • Hewlett-Packard Development Company, L.P.
    • Jeffrey ZAMPELL
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CLEANER ROLLERS AND CLEANING ELECTROPHOTOGRAPHIC PHOTOCONDUCTORS
    • Publication number 20230147465
    • Publication date May 11, 2023
    • Hewlett-Packard Development Company, L.P.
    • Bin Huang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    INFRARED ABSORBING NANOPARTICLE(S)
    • Publication number 20210198501
    • Publication date Jul 1, 2021
    • Hewlett-Packard Development Company, L.P.
    • Alexey S KABALNOV
    • B82 - NANO-TECHNOLOGY
  • Information Patent Application

    FLUID APPLICATION DEVICES WITH RESISTIVE COATINGS
    • Publication number 20200142347
    • Publication date May 7, 2020
    • HP INDIGO B.V.
    • Guang Jin Li
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    LIQUID ELECTROSTATIC INK DEVELOPER ASSEMBLY
    • Publication number 20200019088
    • Publication date Jan 16, 2020
    • HP INDIGO B.V.
    • Anna Chin
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    LIQUID ELECTROPHOTOGRAPHIC INK DEVELOPER UNIT
    • Publication number 20180321619
    • Publication date Nov 8, 2018
    • Hewlett-Packard Development Company, L.P.
    • Guang Jin Li
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    LIQUID ELECTROPHOTOGRAPHIC INK DEVELOPER UNIT
    • Publication number 20180321618
    • Publication date Nov 8, 2018
    • Hewlett-Packard Development Company, L.P.
    • Guang Jin Li
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Roller Coating
    • Publication number 20140295089
    • Publication date Oct 2, 2014
    • Hewlett-Parkard Indigo B.V.
    • Guang Jin Li
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...