TREA

Daniel Espinosa

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  • Palo Alto, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Charge roller voltage determination
    • Patent number 11,320,761
    • Issue date May 3, 2022
    • Hewlett-Packard Development Company, L.P.
    • Seongsik Chang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Charge roller gap determination
    • Patent number 11,143,978
    • Issue date Oct 12, 2021
    • Hewlett-Packard Development Company, L.P.
    • Seongsik Chang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Display device
    • Patent number 10,969,649
    • Issue date Apr 6, 2021
    • Hewlett-Packard Development Company, L.P.
    • Napoleon J Leoni
    • G02 - OPTICS
  • Information Patent Grant

    Display device
    • Patent number 10,678,110
    • Issue date Jun 9, 2020
    • Hewlett-Packard Development Company, L.P.
    • Napoleon J Leoni
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    CHARGE ROLLER VOLTAGE DETERMINATION
    • Publication number 20210302860
    • Publication date Sep 30, 2021
    • Hewlett-Packard Development Company, L.P.
    • Seongsik Chang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    CHARGE ROLLER GAP DETERMINATION
    • Publication number 20210223711
    • Publication date Jul 22, 2021
    • Hewlett-Packard Development Company, L.P.
    • Seongsik Chang
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Display Device
    • Publication number 20180275479
    • Publication date Sep 27, 2018
    • Hewlett-Packard Development Company, L.P.
    • Napoleon J Leoni
    • G06 - COMPUTING CALCULATING COUNTING