TREA

Kenneth Yuen

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  • San Gabriel, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink refill kit
    • Patent number 8,251,468
    • Issue date Aug 28, 2012
    • Master Ink Company, Ltd.
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    System and method for gap length measurement and control
    • Patent number 7,631,869
    • Issue date Dec 15, 2009
    • Bowe Bell + Howell Company
    • Brian Bowers
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Ink cartridge
    • Patent number D580971
    • Issue date Nov 18, 2008
    • Kenneth Yuen
    • D18 - Printing and office machinery
  • Information Patent Grant

    Ink cartridge
    • Patent number D580972
    • Issue date Nov 18, 2008
    • Master Ink Co., Ltd.
    • Kenneth Yuen
    • D18 - Printing and office machinery
  • Information Patent Grant

    Ink cartridge
    • Patent number D575331
    • Issue date Aug 19, 2008
    • Kenneth Yuen
    • D18 - Printing and office machinery
  • Information Patent Grant

    Ink cartridge
    • Patent number D570905
    • Issue date Jun 10, 2008
    • Kenneth Yuen
    • D18 - Printing and office machinery
  • Information Patent Grant

    Automatic ink refill system and methods
    • Patent number 7,325,909
    • Issue date Feb 5, 2008
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Actuator for automatic ink refill system
    • Patent number 7,303,267
    • Issue date Dec 4, 2007
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink cartridge refill system and method of use
    • Patent number 6,971,740
    • Issue date Dec 6, 2005
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Method and apparatus for refilling an ink cartridge
    • Patent number 6,799,610
    • Issue date Oct 5, 2004
    • Kenneth Yuen
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Ink cap
    • Patent number 6,347,863
    • Issue date Feb 19, 2002
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink cartridge opener
    • Patent number 5,906,143
    • Issue date May 25, 1999
    • Kenneth Yuen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Ink cartridge opener
    • Patent number 5,546,830
    • Issue date Aug 20, 1996
    • Kenneth H. Yuen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    INK REFILL KIT
    • Publication number 20110012944
    • Publication date Jan 20, 2011
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK REFILL DEVICE AND METHOD
    • Publication number 20100134570
    • Publication date Jun 3, 2010
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Toner cartridge
    • Publication number 20090148194
    • Publication date Jun 11, 2009
    • Master Ink Company, Ltd.
    • Kenneth Yuen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    System and method for gap length measurement and control
    • Publication number 20080208370
    • Publication date Aug 28, 2008
    • BOW BELL + HOWELL COMPANY
    • Brian Bowers
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    INK CARTRIDGE
    • Publication number 20080204527
    • Publication date Aug 28, 2008
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK CARTRIDGE
    • Publication number 20080204528
    • Publication date Aug 28, 2008
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK CARTRIDGE FLUID FLOW ARRANGEMENTS AND METHODS
    • Publication number 20080165214
    • Publication date Jul 10, 2008
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    INK CARTRIDGE
    • Publication number 20080165232
    • Publication date Jul 10, 2008
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    METHOD AND SYSTEM FOR RECEIVABLES MANAGEMENT
    • Publication number 20080021822
    • Publication date Jan 24, 2008
    • JPMorgan Chase Bank, N.A.
    • Brian D. HINTON
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Application

    Automatic ink refill system and methods
    • Publication number 20060244794
    • Publication date Nov 2, 2006
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Actuator for automatic ink refill system
    • Publication number 20050219333
    • Publication date Oct 6, 2005
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Ink cartridge refill system and method of use
    • Publication number 20040227796
    • Publication date Nov 18, 2004
    • Kenneth Yuen
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Method and apparatus for refilling an ink cartridge
    • Publication number 20040055661
    • Publication date Mar 25, 2004
    • Kenneth Yuen
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES