TREA

Cheol-young Han

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  • Yongin-city, KR
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    PRESS DIE FOR SIMULTANEOUS FORMING OF BENDING AND CURLING
    • Publication number 20130186167
    • Publication date Jul 25, 2013
    • Samsung Electronics Co., Ltd.
    • Ki Ju NAM
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    PRESS DIE
    • Publication number 20130152655
    • Publication date Jun 20, 2013
    • Samsung Electronics Co., Ltd.
    • Jun Beom LEE
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Image forming apparatus
    • Publication number 20090161135
    • Publication date Jun 25, 2009
    • Samsung Electronics Co., Ltd.
    • Kyung-Shig Chung
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    DEVELOPING UNIT AND IMAGE FORMING APPARATUS USING THE SAME
    • Publication number 20080118280
    • Publication date May 22, 2008
    • Samsung Electronics Co., Ltd.
    • Cheol-young HAN
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Developing device driver and an image forming apparatus using the same
    • Publication number 20070160390
    • Publication date Jul 12, 2007
    • SAMSUNG ELECTRONICS CO., LTD.
    • Sung-dae Kim
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    High voltage switch device and multi-pass image forming apparatus h...
    • Publication number 20060257160
    • Publication date Nov 16, 2006
    • SAMSUNG ELECTRONICS CO., LTD.
    • Sung-dae Kim
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus
    • Publication number 20060239716
    • Publication date Oct 26, 2006
    • SAMSUNG ELECTRONICS CO., LTD.
    • Sung-dae Kim
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus
    • Publication number 20060238783
    • Publication date Oct 26, 2006
    • SAMSUNG ELECTRONICS CO., LTD.
    • Sung-dae Kim
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Rotary force controlling apparatus and image forming apparatus incl...
    • Publication number 20060225983
    • Publication date Oct 12, 2006
    • SAMSUNG ELECTRONICS CO., LTD.
    • Sung-dae Kim
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Image forming apparatus
    • Publication number 20040095593
    • Publication date May 20, 2004
    • Samsung Electronics Co., Ltd.
    • Kyung-Shig Chung
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Application

    Fusing equipment of image forming apparatus
    • Publication number 20040001731
    • Publication date Jan 1, 2004
    • SAMSUNG Electronics Co., Ltd. of Republic of Korea
    • Yong-geun Kim
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Developing apparatus having sealing member preventing toner leakage
    • Publication number 20030231904
    • Publication date Dec 18, 2003
    • Samsung Electronics Co., Ltd.
    • Sam-seuk Choi
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Fusing and fixing unit of image forming apparatus
    • Publication number 20030190177
    • Publication date Oct 9, 2003
    • Samsung Electronics Co., Ltd.
    • Yong-geun Kim
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Application

    Liquid electrophotographic printer and printing method
    • Publication number 20020136569
    • Publication date Sep 26, 2002
    • SAMSUNG ELECTRONICS CO., LTD.
    • Hyeong-jin Ahn
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY