TREA

ENTER TECH CO., LTD.

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  • CHICAGO, IL, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Microphone
    • Patent number D683336
    • Issue date May 28, 2013
    • Enter Tech Co., Ltd.
    • Sung Min Park
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone
    • Patent number D682812
    • Issue date May 21, 2013
    • Enter Tech Co., Ltd.
    • Sung Min Park
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Parabolic reflector for microphone
    • Patent number D681017
    • Issue date Apr 30, 2013
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable video karaoke
    • Patent number D655696
    • Issue date Mar 13, 2012
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Music accompaniment apparatus having delay control function of audi...
    • Patent number 8,106,282
    • Issue date Jan 31, 2012
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Portable karaoke system
    • Patent number 7,899,398
    • Issue date Mar 1, 2011
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Charger for microphones
    • Patent number D626537
    • Issue date Nov 2, 2010
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone stand
    • Patent number D624905
    • Issue date Oct 5, 2010
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable karaoke device
    • Patent number D620954
    • Issue date Aug 3, 2010
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable karaoke device
    • Patent number D619619
    • Issue date Jul 13, 2010
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable music player
    • Patent number D612367
    • Issue date Mar 23, 2010
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone
    • Patent number D605639
    • Issue date Dec 8, 2009
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone receiver
    • Patent number D600232
    • Issue date Sep 15, 2009
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone stand
    • Patent number D599332
    • Issue date Sep 1, 2009
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable video karaoke
    • Patent number D589032
    • Issue date Mar 24, 2009
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable music player
    • Patent number D582428
    • Issue date Dec 9, 2008
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable karaoke device
    • Patent number D579445
    • Issue date Oct 28, 2008
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Digital audio player and playing method thereof
    • Patent number 7,342,522
    • Issue date Mar 11, 2008
    • Enter Tech Co., Ltd.
    • In Ha Lee
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Wireless microphone
    • Patent number D557690
    • Issue date Dec 18, 2007
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable music player
    • Patent number D557691
    • Issue date Dec 18, 2007
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Holder type music player
    • Patent number D556742
    • Issue date Dec 4, 2007
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone stand
    • Patent number D549695
    • Issue date Aug 28, 2007
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Microphone stand
    • Patent number D547752
    • Issue date Jul 31, 2007
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable karaoke device
    • Patent number D538272
    • Issue date Mar 13, 2007
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable video karaoke
    • Patent number D519499
    • Issue date Apr 25, 2006
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable karaoke system
    • Patent number D512994
    • Issue date Dec 20, 2005
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Portable karaoke system
    • Patent number D495319
    • Issue date Aug 31, 2004
    • Enter Tech Co., Ltd.
    • Kyung Ho Lee
    • D14 - Recording, communication, or information retrieval equipment

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    77293149 - FÉTE DAY
    • Serial number 77293149
    • Filing date Oct 1, 2007
    • ENTER TECH CO., LTD.
    • 41 - Education
  • Information Trademark

    77293132 - FEAST
    • Serial number 77293132
    • Filing date Oct 1, 2007
    • ENTER TECH CO., LTD.
    • 41 - Education
  • Information Trademark

    78981171 - LEADSINGER
    • Serial number 78981171
    • Registration number 3666842
    • Filing date Feb 24, 2006
    • ENTER TECH CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    78822459 - LEADSINGER
    • Serial number 78822459
    • Filing date Feb 24, 2006
    • ENTER TECH CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    78797475 - MAGIC SING
    • Serial number 78797475
    • Registration number 3952360
    • Filing date Jan 23, 2006
    • ENTER TECH CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    78604560 - ON STAGE
    • Serial number 78604560
    • Filing date Apr 8, 2005
    • ENTER TECH CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    78560840 - CARVIO
    • Serial number 78560840
    • Filing date Feb 4, 2005
    • ENTER TECH CO., LTD.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments