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Giang Vo

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  • Simi Valley, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Printhead with internal pump at fluid manifold
    • Patent number 11,912,041
    • Issue date Feb 27, 2024
    • Ricoh Company, Ltd.
    • Giang Vo
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Printhead design with multiple fluid paths to jetting channels
    • Patent number 11,801,677
    • Issue date Oct 31, 2023
    • Ricoh Company, Ltd.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Manifold length in a printhead
    • Patent number 11,571,892
    • Issue date Feb 7, 2023
    • Ricoh Company, Ltd.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Inkjet head that circulates ink
    • Patent number 9,833,994
    • Issue date Dec 5, 2017
    • Ricoh Company, Ltd.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Inkjet head that circulates ink
    • Patent number 9,630,408
    • Issue date Apr 25, 2017
    • Ricoh Company, Ltd.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Inkjet head that circulates ink
    • Patent number 9,604,457
    • Issue date Mar 28, 2017
    • Ricoh Company, Ltd.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Inkjet head that circulates ink
    • Patent number 9,272,514
    • Issue date Mar 1, 2016
    • Ricoh Company, Ltd.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    PRINTHEAD WITH INTERNAL PUMP AT FLUID MANIFOLD
    • Publication number 20240157706
    • Publication date May 16, 2024
    • RICOH COMPANY, LTD.
    • Giang Vo
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD DESIGN WITH MULTIPLE FLUID PATHS TO JETTING CHANNELS
    • Publication number 20240009998
    • Publication date Jan 11, 2024
    • RICOH COMPANY, LTD.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD DESIGN WITH MULTIPLE FLUID PATHS TO JETTING CHANNELS
    • Publication number 20230249460
    • Publication date Aug 10, 2023
    • RICOH COMPANY, LTD.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    PRINTHEAD WITH INTERNAL PUMP AT FLUID MANIFOLD
    • Publication number 20230191792
    • Publication date Jun 22, 2023
    • RICOH COMPANY, LTD.
    • Giang Vo
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    MANIFOLD LENGTH IN A PRINTHEAD
    • Publication number 20220281222
    • Publication date Sep 8, 2022
    • RICOH COMPANY, LTD.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET HEAD THAT CIRCULATES INK
    • Publication number 20170182777
    • Publication date Jun 29, 2017
    • RICOH COMPANY, LTD.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET HEAD THAT CIRCULATES INK
    • Publication number 20160136955
    • Publication date May 19, 2016
    • RICOH COMPANY, LTD.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET HEAD THAT CIRCULATES INK
    • Publication number 20160136962
    • Publication date May 19, 2016
    • RICOH COMPANY, LTD.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INKJET HEAD THAT CIRCULATES INK
    • Publication number 20150306875
    • Publication date Oct 29, 2015
    • RICOH PRINTING SYSTEMS AMERICA, INC.
    • Hiroshi Nishimura
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS