Patents by Inventor Min-Hee Lee

Min-Hee Lee 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).

  • Publication number: 20110262663
    Abstract: The present invention relates to a retardation film, a method for manufacturing the same, and a liquid crystal display device comprising the same. More particularly, the present invention relates to a retardation film which comprises 1) an acryl copolymer that comprises an acryl monomer and an aromatic vinyl monomer; and 2) a rubber component, and the retardation film according to the present invention has excellent optical transparency, haze, brittleness, mechanical strength, heat resistance and durability.
    Type: Application
    Filed: January 22, 2009
    Publication date: October 27, 2011
    Inventors: Jeong-Min Choi, Yoo-Seong Hong, Min-Hee Lee, Sang-Min Kwak, Jun-Geun Um, Kyung-Sik Kim
  • Patent number: 8034623
    Abstract: The present invention relates to a free radical initiator and a method for peptide sequencing using the same. Compared with diazo or peroxy functionalized precursors, the precursors using the present compounds are chemically more robust and can generate radical species by homolytic cleavage upon thermal activation, enabling sequencing of a wider variety of peptides. In addition, the present invention makes it feasible to sequence peptides carrying disulfide bonds.
    Type: Grant
    Filed: October 14, 2009
    Date of Patent: October 11, 2011
    Assignee: University-Industry Cooperation Foundation, Sogang University
    Inventors: Han-Bin Oh, Bong-Jin Moon, Min-hyuck Kang, Min-Hee Lee
  • Publication number: 20110171441
    Abstract: The present invention provides a retardation film that comprises a) a first acrylic resin layer, and b) a second acrylic resin layer that is layered on at least one side of a) the first acrylic resin layer and comprises an acrylic resin and 1 to 20 parts by weight of rubber component based on 100 parts by weight of the acrylic resin. The retardation film according to the present invention has excellent optical transparency, haze, brittleness, mechanical strength, heat resistance, durability, and the like.
    Type: Application
    Filed: December 19, 2008
    Publication date: July 14, 2011
    Applicant: LG Chem, Ltd.
    Inventors: Jeong-Min Choi, Yoo-Seong Hong, Min-Hee Lee, Sang-Min Kwak, Jun-Geun Um, Kyung-Sik Kim
  • Publication number: 20110130506
    Abstract: Disclosed is a thermoplastic polyolefin (TPO) nanocomposite composition, more particularly a TPO nanocomposite composition including a polypropylene resin, a polyethylene resin, a rubber resin, a nanoclay master batch and a glass bubble master batch. Since the disclosed TPO nanocomposite composition has low specific gravity and superior gloss reducing effect and scratch resistance, it may be usefully applied to light automobile parts, uncoated automobile exterior parts, or the like.
    Type: Application
    Filed: April 1, 2010
    Publication date: June 2, 2011
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, HONAM PETROCHEMICAL CORPORATION
    Inventors: Choon Soo LEE, Min Hee LEE, Sungrok KO, Byungkook NAM, Se Hoon KIM
  • Publication number: 20110130483
    Abstract: Disclosed is a coating agent for poly(methyl methacrylate) (PMMA) panel nano imprinting, more particularly, a coating agent for PMMA panel nano imprinting comprising a UV curable resin, a photoinitiator, an additive for surface modification and a weather-resistant stabilizer.
    Type: Application
    Filed: March 31, 2010
    Publication date: June 2, 2011
    Applicant: HYUNDAI MOTOR COMPANY
    Inventors: Choon Soo Lee, Min Hee Lee
  • Publication number: 20110027510
    Abstract: A polyamide clay composite composition including (A) 100 parts by weight of a base resin containing (A-1) 30 to 99.9% by weight of a polyamide resin and (A-2) 0.1 to 70% by weight of a polyolefin resin, (B) 3 to 30 parts by weight of an olefin oligomer with respect to 100 parts by weight of the basin resin, and (C) 0.5 to 5 parts by weight of a layered clay compound, and a fuel transport tube prepared using the same are provided.
    Type: Application
    Filed: November 17, 2009
    Publication date: February 3, 2011
    Applicants: HYUNDAI MOTOR COMPANY
    Inventors: Choon Soo Lee, Min Hee Lee, Joung Sook Hong, Jin Young Huh, Doo Han Ha
  • Publication number: 20110027512
    Abstract: A conductive polyamide composite composition including (A) 100 parts by weight of a base resin containing (A-1) 50 to 99% by weight of a polyamide resin and (A-2) 1 to 50% by weight of a polyolefin resin, (B) 0.1 to 20 parts by weight of an olefin-copolymer with respect to 100 parts by weight of the base resin, (C) 1 to 15 parts by weight of a carbon black, (D) 0.01 to 5 parts by weight of carbon nanotubes, (E) 0.01 to 10 parts by weight of a plasticizer, and (F) 0.01 to 2 parts by weight of a resin stabilize, and a fuel transport tube prepared using the same are provided.
    Type: Application
    Filed: November 18, 2009
    Publication date: February 3, 2011
    Applicants: HYUNDAI MOTOR COMPANY
    Inventors: Choon Soo Lee, Min Hee Lee, Joung Sook Hong, Jin Young Huh, Doo Han Ha
  • Patent number: 7875328
    Abstract: The present invention relates to an optical film comprising an aromatic based unit having chain having the hydroxy group containing portion and aromatic moiety; and a styrene-based unit comprising one or more styrene-based derivatives, and has absolute values of in-plane retardation (Rin) and thickness retardation (Rin) of 10 nm or less regardless of stretching, and a polarizing plate and an information technology apparatus including the same.
    Type: Grant
    Filed: May 4, 2009
    Date of Patent: January 25, 2011
    Assignee: LG Chem, Ltd.
    Inventors: Jun-Geun Um, Min-Hee Lee, Nam-Jeong Lee, Jong-Hun Lee, Dong-Ryul Kim, Sae-Han Cho
  • Publication number: 20100311910
    Abstract: The present invention relates to an optical film comprising an aromatic based unit having chain having the hydroxy group containing portion and aromatic moiety; and a styrene-based unit comprising one or more styrene-based derivatives, and has absolute values of in-plane retardation (Rin) and thickness retardation (Rth) of 10 nm or less regardless of stretching, and a polarizing plate and an information technology apparatus including the same.
    Type: Application
    Filed: August 17, 2010
    Publication date: December 9, 2010
    Applicant: LG CHEM, LTD.
    Inventors: Jun-Geun Um, Min-Hee Lee, Nam-Jeong Lee, Jong-Hun Lee, Dong-Ryul Kim, Sae-Han Cho
  • Publication number: 20100240139
    Abstract: The present invention relates to a free radical initiator and a method for peptide sequencing using the same. Compared with diazo or peroxy functionalized precursors, the precursors using the present compounds are chemically more robust and can generate radical species by homolytic cleavage upon thermal activation, enabling sequencing of more various peptides. In addition, the present invention makes it feasible to sequence peptides carrying disulfide bonds.
    Type: Application
    Filed: October 14, 2009
    Publication date: September 23, 2010
    Applicant: University-Industry Cooperation Foundation Sogang University
    Inventors: Han-Bin Oh, Bong-Jin Moon, Min-Hyuck Kang, Min-Hee Lee
  • Publication number: 20100073607
    Abstract: Disclosed is an optical film that is manufactured by using longitudinal and uniaxial stretching of an unstretched cycloolefin copolymer film and has an in-plane retardation of 100 to 150 nm and a thickness retardation of 0 to ?30 nm at a wavelength of 550 nm, a polarizing plate and a liquid crystal display including the same, and a method of manufacturing the optical film. The method includes longitudinally and uniaxially stretching the unstretched film while a ratio of a width to a length of a stretched portion of the film is controlled.
    Type: Application
    Filed: November 20, 2007
    Publication date: March 25, 2010
    Applicant: LG CHEM, LTD.
    Inventors: Jeong-Min Choi, Kyung-Sik Kim, Min-Hee Lee, Jun-Geun Um, Sang-Min Kwak
  • Publication number: 20100053508
    Abstract: The present invention relates to an in-plane switching (IPS) mode liquid crystal display. More particularly, the IPS mode liquid crystal display according to the present invention comprises 1) a first polarizing plate; 2) a liquid crystal cell; 3) a retardation film comprising a positive biaxial acryl-based film and a negative C plate; and 4) a second polarizing plate. Accordingly, a contrast property can be improved at a front side of the IPS mode liquid crystal display and at an inclining angle.
    Type: Application
    Filed: August 26, 2009
    Publication date: March 4, 2010
    Inventors: Jeong-Min Choi, Min-Hee Lee, Sae-Han Cho
  • Publication number: 20090275718
    Abstract: The present invention relates to a transparent resin composition which comprises (a) a (meth)acrylate based unit comprising one or more (meth)acrylate based derivatives; (b) an aromatic based unit having a chain having the hydroxy group containing portion and an aromatic moiety and (c) a styrene-based unit comprising one or more styrene-based derivatives, and an optical film that is formed by using the same.
    Type: Application
    Filed: May 4, 2009
    Publication date: November 5, 2009
    Applicant: LG Chem, Ltd.
    Inventors: Jun-Geun Um, Min-Hee Lee, Nam-Jeong Lee, Jong-Hun Lee, Dong-Ryul Kim, Sae-Han Cho
  • Publication number: 20090273838
    Abstract: The present invention relates to an optical film comprising an aromatic based unit having chain having the hydroxy group containing portion and aromatic moiety; and a styrene-based unit comprising one or more styrene-based derivatives, and has absolute values of in-plane retardation (Rin) and thickness retardation (Rin) of 10 nm or less regardless of stretching, and a polarizing plate and an information technology apparatus including the same.
    Type: Application
    Filed: May 4, 2009
    Publication date: November 5, 2009
    Applicant: LG Chem, Ltd.
    Inventors: Jun-Geun Um, Min-Hee Lee, Nam-Jeong Lee, Jong-Hun Lee, Dong-Ryul Kim, Sae-Han Cho
  • Publication number: 20090197020
    Abstract: The present invention relates to an optical film that comprises an aromatic based resin comprising a chain having the hydroxy group containing portion and aromatic moiety and a polarizing plate and an information electronic device that include the same. The in-plane retardation Rin is in the range of 0 to 600 nm and the thickness retardation Rth is in the range of 0 to 400 nm.
    Type: Application
    Filed: January 7, 2009
    Publication date: August 6, 2009
    Applicant: LG Chem, Ltd.
    Inventors: Dong-Ryul Kim, Boong-Goon Jeong, Dae-Woo Nam, Myeong-Geun Ko, Min-Hee Lee, Jun-Geun Um
  • Publication number: 20080242182
    Abstract: A method of forming electrodes of a plasma display panel comprises forming a first metal layer on a substrate, forming a second metal layer on the first metal layer using an offset printing method, forming first electrodes by baking the second metal layer, and forming second electrodes by etching the first metal layer using the first electrodes as masks.
    Type: Application
    Filed: March 28, 2008
    Publication date: October 2, 2008
    Inventors: Chul-Hong Kim, Hyun-Mi Jeong, Yeon-Joo Choi, Min-Hee Lee
  • Patent number: 7380462
    Abstract: An apparatus measures a supporting force of ferroconcrete piles by means of a bi-directional front end oil pressure loading apparatus using a high pressure loading system capable of measuring a supporting force, a sinking amount and an axis load distribution on the ferroconcrete piles.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: June 3, 2008
    Assignees: G-Tech. Co., Ltd.
    Inventors: Yong-Kyu Choi, Min-Hee Lee
  • Publication number: 20060264523
    Abstract: The present invention relates to the foams of the polyvinyl chloride nanocomposites comprising of polyvinyl chloride, layered inorganic compounds, and foaming agents. They are effective in that they have superior mechanical strength and non-flammability even with a low specific gravity; demostrates a high foaming efficiency even with a small amount of a foaming agent; and have an even microcellular structure.
    Type: Application
    Filed: February 18, 2004
    Publication date: November 23, 2006
    Inventors: Min-hee Lee, Bong-keun Lee, Ki-deog Choi
  • Publication number: 20060213279
    Abstract: An apparatus measures a supporting force of ferroconcrete piles by means of a bi-directional front end oil pressure loading apparatus using a high pressure loading system capable of measuring a supporting force, a sinking amount and an axis load distribution on the ferroconcrete piles.
    Type: Application
    Filed: March 13, 2006
    Publication date: September 28, 2006
    Inventors: Yong-Kyu Choi, Min-Hee Lee