Patents by Inventor Jee-Hyon Min

Jee-Hyon Min has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Polarizer having protection films in two sides and optical device comprising the same
    Patent number: 9523792
    Abstract: A double-sided polarizer includes a polarizing film, a first adhesive layer formed on one surface of the polarizing film, a second adhesive layer formed on the other surface of the polarizing film, a first transparent film formed on the first adhesive layer, and a second transparent film formed on the second adhesive layer, wherein the first adhesive layer and the second adhesive layer are formed of an active energy line-curable adhesive and the first adhesive layer is 0.1 ?m to 3 ?m thick, and there is also provided an optical device including the double-sided polarizer.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: December 20, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Eun-Mi Seo, Hwa-Sub Shim, Jee-Hyon Min, Nam-Jeong Lee, Kyun-Il Rah, Jun-Wuk Park, Eun Soo Huh, Yi-Rang Lim
  • Adhesive for polarizing plate and polarizing plate including the same
    Patent number: 9487685
    Abstract: The present invention relates to an adhesive composition including 100 parts by weight of a first epoxy compound having a glass transition temperature of a homopolymer of not less than 120° C., 30 parts by weight to 100 parts by weight of a second epoxy compound having a glass transition temperature of a homopolymer of not more than 60° C., and 0.5 parts by weight to 20 parts by weight of a cationic photopolymerization initiator, and a polarizing plate using the same.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: November 8, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Eun-Mi Seo, Eun-Soo Huh, Nam-Jeong Lee, Hwa-Sub Shim, Kyun-II Rah, Jun-Wuk Park, Jee-Hyon Min, Yi-Rang Lim
  • Polarizer having protection films in two sides and optical device comprising the same
    Patent number: 8968862
    Abstract: A double-sided polarizer includes a polarizing film, a first adhesive layer formed on one surface of the polarizing film, a second adhesive layer formed on the other surface of the polarizing film, a first transparent film formed on the first adhesive layer, and a second transparent film formed on the second adhesive layer, wherein the first adhesive layer and the second adhesive layer are formed of an active energy line-curable adhesive and the first adhesive layer is 0.1 ?m to 3 ?m thick, and there is also provided an optical device including the double-sided polarizer.
    Type: Grant
    Filed: October 12, 2012
    Date of Patent: March 3, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Eun-Mi Seo, Hwa-Sub Shim, Jee-Hyon Min, Nam-Jeong Lee, Kyun-Il Rah, Jun-Wuk Park, Eun-Soo Huh, Yi-Rang Lim
  • POLARIZER HAVING PROTECTION FILMS IN TWO SIDES AND OPTICAL DEVICE COMPRISING THE SAME
    Publication number: 20140106149
    Abstract: A double-sided polarizer includes a polarizing film, a first adhesive layer formed on one surface of the polarizing film, a second adhesive layer formed on the other surface of the polarizing film, a first transparent film formed on the first adhesive layer, and a second transparent film formed on the second adhesive layer, wherein the first adhesive layer and the second adhesive layer are formed of an active energy line-curable adhesive and the first adhesive layer is 0.1 ?m to 3 ?m thick, and there is also provided an optical device including the double-sided polarizer.
    Type: Application
    Filed: October 12, 2012
    Publication date: April 17, 2014
    Applicant: LG CHEM, LTC.
    Inventors: Eun-Mi Seo, Hwa-Sub Shim, Jee-Hyon Min, Nam-Jeong Lee, Kyun-II Rah, Jun-Wuk Park, Eun-Soo Huh, Yi-Rang Lim
  • ADHESIVE FOR POLARIZING PLATE AND POLARIZING PLATE INCLUDING THE SAME
    Publication number: 20140072731
    Abstract: The present invention relates to an adhesive composition including 100 parts by weight of a first epoxy compound having a glass transition temperature of a homopolymer of not less than 120° C., 30 parts by weight to 100 parts by weight of a second epoxy compound having a glass transition temperature of a homopolymer of not more than 60° C., and 0.5 parts by weight to 20 parts by weight of a cationic photopolymerization initiator, and a polarizing plate using the same.
    Type: Application
    Filed: October 12, 2012
    Publication date: March 13, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Eun-Mi Seo, Eun-Soo Huh, Nam-Jeong Lee, Hwa-Sub Shim, Kyun-II Rah, Jun-Wuk Park, Jee-Hyon Min, Yi-Rang Lim
  • POLARIZER HAVING PROTECTION FILMS IN TWO SIDES AND OPTICAL DEVICE COMPRISING THE SAME
    Publication number: 20130279003
    Abstract: A double-sided polarizer includes a polarizing film, a first adhesive layer formed on one surface of the polarizing film, a second adhesive layer formed on the other surface of the polarizing film, a first transparent film formed on the first adhesive layer, and a second transparent film formed on the second adhesive layer, wherein the first adhesive layer and the second adhesive layer are formed of an active energy line-curable adhesive and the first adhesive layer is 0.1 ?m to 3 ?m thick, and there is also provided an optical device including the double-sided polarizer.
    Type: Application
    Filed: June 13, 2013
    Publication date: October 24, 2013
    Inventors: Eun Mi SEO, Hwa-Sub Shim, Jee-Hyon Min, Nam-Jeong Lee, Kyun-Il Rah, Jun-Wuk Park, Eun Soo Huh, Yi-Rang Lim