TREA

Chan Jae AHN

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  • Seoul, KR
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Patents Grantslast 30 patents

  • Information Patent Grant

    Optical film and method of preparing optical film
    • Patent number 9,649,791
    • Issue date May 16, 2017
    • Samsung Electronics Co., Ltd.
    • Sung Woo Hong
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Slot die for film manufacturing
    • Patent number 9,434,098
    • Issue date Sep 6, 2016
    • Samsung Electronics Co., Ltd.
    • Sung Won Choi
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    POLYIMIDE FILMS AND PRODUCTION METHODS THEREOF
    • Publication number 20170267821
    • Publication date Sep 21, 2017
    • Samsung Electronics Co., Ltd.
    • Sung Won CHOI
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    OPTICAL FILM AND METHOD OF PREPARING OPTICAL FILM
    • Publication number 20170246773
    • Publication date Aug 31, 2017
    • Samsung Electronics Co., Ltd.
    • Sung Woo Hong
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    POLYIMIDE FILM, METHOD OF PREPARING POLYIMIDE FILM, OPTICAL DEVICE...
    • Publication number 20150344625
    • Publication date Dec 3, 2015
    • Samsung Electronics Co., Ltd.
    • Takashi KINO
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    FILM MANUFACTURING APPARATUS AND METHOD THEREOF
    • Publication number 20150343700
    • Publication date Dec 3, 2015
    • Samsung Electronics Co., Ltd.
    • Sun Jin SONG
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    SLOT DIE FOR FILM MANUFACTURING
    • Publication number 20150343689
    • Publication date Dec 3, 2015
    • Samsung Electronics Co., Ltd.
    • Sung Won CHOI
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    POLYIMIDE FILMS AND PRODUCTION METHODS THEREOF
    • Publication number 20150322218
    • Publication date Nov 12, 2015
    • Samsung Electronics Co., Ltd.
    • Sung Won CHOI
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    TENTER APPARATUS
    • Publication number 20150123336
    • Publication date May 7, 2015
    • Samsung Electronics Co., Ltd.
    • Won Suk CHANG
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    METHOD OF MANUFACTURING POLYMER FILM AND POLYMER FILM STRETCHING AP...
    • Publication number 20150076719
    • Publication date Mar 19, 2015
    • Samsung Electronics Co., Ltd.
    • Chan Jae Ahn
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    OPTICAL FILM AND METHOD OF PREPARING OPTICAL FILM
    • Publication number 20140349098
    • Publication date Nov 27, 2014
    • Samsung Electronics Co., Ltd.
    • Sung Woo Hong
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...