Patents by Inventor Hee-Jung Kim

Hee-Jung Kim 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: 20150052480
    Abstract: A printing control apparatus includes a user interface configured to receive a selection of a printing option to be applied to a document, and to display, in response to a favorite printing option being the selection of the printing option, information about a method for a preselected printing option, a printer driver configured to establish the printing option to be applied to the document according to the information about the method, and to generate printing data according to the printing option, and a communication interface configured to transmit the printing data to an image forming apparatus.
    Type: Application
    Filed: August 8, 2014
    Publication date: February 19, 2015
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Woo-chul SHIN, Seung-wan LEE, Jun-young CHOI, Hee-jung KIM
  • Publication number: 20140296362
    Abstract: The present invention relates to a novel polyamic acid introduced with an imidazolyl group in the polymer chain, a photosensitive resin composition including the polyamic acid and that is capable of providing a photosensitive material that satisfies the characteristics of an excellent bending property and low stiffness and also exhibits excellent heat resistance and coating resistance, a dry film obtained from the photosensitive resin composition, and a circuit board including the dry film.
    Type: Application
    Filed: May 3, 2013
    Publication date: October 2, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Jung-Hak Kim, You-Jin Kyung, Hee-Jung Kim, Kwang-Joo Lee
  • Patent number: 8728583
    Abstract: The present invention provides a composite material comprising a glass cloth; and an organic-inorganic hybrid composition comprising diphenylsilanediol and alkoxy silane, a composite film manufactured by using the same, and a method for manufacturing the composite film.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: May 20, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Dong-Ryul Kim, Hee-Jung Kim, Sang-Uk Ryu, Jang-Yeon Hwang, Seung-Lac Ma, Myeong-Geun Ko, Gi-Cheul Kim, Boong-Goon Jeong, Ho-Jun Lee, Ju-Eun Cha
  • Patent number: 8654254
    Abstract: An apparatus for driving a display panel includes: a time variant signal (TVS) generator configured to generate a time variant signal group; a common pulse signal generator configured to generate a plurality of pulse signals; a selector configured to receive the time variant signal, the plurality of the pulse signals, and video data and select a grayscale voltage corresponding to the video data; and a buffer configured to buffer and transfer an output of the selector. Herein, the selector and the buffer are provided to each of a plurality of channels, and the time variant signal and the plurality of the pulse signals are inputted in common to the selector of each channel.
    Type: Grant
    Filed: August 24, 2010
    Date of Patent: February 18, 2014
    Assignee: Magnachip Semiconductor, Ltd.
    Inventors: Beom-Jin Kim, Hee-Jung Kim, Dae-Ho Lim, Ki-Seok Cho
  • Publication number: 20140011905
    Abstract: The present invention relates to novel polyamic acid; a photosensitive resin composition satisfying excellent flexibility and low stiffness and exhibiting excellent heat resistance and plating resistance; a dry film obtained from the photosensitive resin composition; and a circuit board including the dry film.
    Type: Application
    Filed: March 19, 2012
    Publication date: January 9, 2014
    Applicant: LG CHEM, LTD.
    Inventors: You-Jin Kyung, Hee-Jung Kim, Kwang-Joo Lee, Jung-Hak Kim
  • Publication number: 20130260059
    Abstract: Disclosed is a negative C-type retardation compensator for a liquid crystal display. The negative C-type retardation compensator for the liquid crystal display includes polyarlate having a thio group or a sulfur oxide group in a polymer main chain thereof Accordingly, the retardation compensator has an absolute value of negative retardation that is larger in a thickness direction that a retardation compensator which includes polyarylate having no thio group or sulfur oxide group in a polymer main chain thereof even though the retardation compensator having the thio group or sulfur oxide group and the retardation compensator having no thio group or sulfur oxide group are the same as each other in thickness. Thereby, the negative C-type retardation compensator for liquid crystal displays is capable of being desirably applied to the liquid crystal displays.
    Type: Application
    Filed: May 21, 2013
    Publication date: October 3, 2013
    Applicant: LG CHEM, LTD.
    Inventors: HEE-JUNG KIM, DONG-RYUL KIM, HO-JUN LEE, SANG-UK RYU, HYO-SUN LEE, BOONG-GOON JEONG, DAE-WOO NAM, JU-EUN CHA
  • Patent number: 8470413
    Abstract: Disclosed is a negative C-type retardation compensator for a liquid crystal display. The negative C-type retardation compensator for the liquid crystal display includes polyarylate having a thio group or a sulfur oxide group in a polymer main chain thereof. Accordingly, the retardation compensator has an absolute value of negative retardation that is larger in a thickness direction than a retardation compensator which includes polyarylate having no thio group or sulfur oxide group in a polymer main chain thereof even though the retardation compensator having the thio group or sulfur oxide group and the retardation compensator having no thio group or sulfur oxide group are the same as each other in thickness. Thereby, the negative C-type retardation compensator for liquid crystal displays is capable of being desirably applied to the liquid crystal displays.
    Type: Grant
    Filed: January 11, 2007
    Date of Patent: June 25, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Hee-Jung Kim, Dong-Ryul Kim, Ho-Jun Lee, Sang-Uk Ryu, Hyo-Sun Lee, Boong-Goon Jeong, Dae-Woo Nam, Ju-Eun Cha
  • Patent number: 8445108
    Abstract: The present invention provides a composite material comprising a glass cloth; and an organic-inorganic hybrid composition comprising diphenylsilanediol and alkoxy si lane, a composite film manufactured by using the same, and a method for manufacturing the composite film.
    Type: Grant
    Filed: October 17, 2008
    Date of Patent: May 21, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Gi-Cheul Kim, Dong-Ryul Kim, Hee-Jung Kim, Jang-Yeon Hwang, Seung-Lac Ma, Boong-Goon Jeong, Sang-Uk Ryu, Ju-Eun Cha, Myeong-Geun Ko, Eun-Sil Lee
  • Patent number: 8436344
    Abstract: Disclosed is an organic electroluminescent device including a substrate, a first and a second electrode, and an emitting layer formed between the first electrode and the second electrode. The emitting layer includes a plurality of materials which is a blue emitting material using a following chemical formula as dopant. In this case, at least one of A1 and A2 is selected from a substituted or non-substituted aromatic group, a heterocyclic group, an aliphatic group, and hydrogen.
    Type: Grant
    Filed: March 1, 2010
    Date of Patent: May 7, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Jeong Dae Seo, Kyung Hoon Lee, Hee Jung Kim, Chun Gun Park, Hyoung Yun Oh
  • Patent number: 8354219
    Abstract: The present invention relates to a photosensitive resin composition which is developable with an alkaline aqueous solution and does not need a high temperature for curing and the like, and has all the properties suitable for use in a cover film of a printed circuit board or a laminated body for a semiconductor, and a dry film comprising the same. The photosensitive resin composition comprises (A) a polyamic acid comprising a polymer of at least one diamine compound and at least one acid dianhydride; (B) a photopolymerizable compound having at least one polymerizable ethylenic unsaturated bond in its molecule; and (C) a photoinitiator.
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: January 15, 2013
    Assignee: LG Chem, Ltd.
    Inventors: Hee-Jung Kim, You-Jin Kyung, Kwang-Joo Lee
  • Patent number: 8288656
    Abstract: The present invention provides a photosensitive resin composition comprising: a polyamic acid including a specific repeating unit; a heterocyclic amine compound; a (metha)acrylate-based compound including one or more double bonds between carbons; a photoinitiator; and an organic solvent, and a dry film prepared therefrom. The photosensitive resin composition can be cured at a low temperature to offer process safety and work convenience, and has excellent bending resistance, soldering heat resistance, and a property of filling the pattern, as well as excellent heat resistance and mechanical properties.
    Type: Grant
    Filed: August 27, 2010
    Date of Patent: October 16, 2012
    Assignee: LG Chem, Ltd.
    Inventors: Kwang-Joo Lee, Joo-Eun Ko, Byung-Nam Kim, Heon-Sik Song, You-Jin Kyung, Hee-Jung Kim
  • Publication number: 20120252969
    Abstract: The present invention relates to a polyarylate prepared by a method comprising a step of copolymerizing divalent phenol, divalent aromatic carboxylic acid halide and the allyl bisphenol derivative. The polyarylate according to the invention is a novel polyarylate in which various functional groups can be introduced to the main chain of the polymer as well as the terminal of a polymer, and the concentration thereof can be adjusted. These functional groups allow improvement in the adhesion force by chemically bonding with the substrate or protective layer when coated, thus the polyarylate is suitably used for a film or a coating composition.
    Type: Application
    Filed: April 5, 2012
    Publication date: October 4, 2012
    Inventors: Hyo Sun Lee, Dong Ryul Kim, Hee Jung Kim, Dae Woo Nam, Sang Uk Ryu, Boong Goon Jeong, Ju Eun Cha
  • Publication number: 20120012366
    Abstract: The present invention relates to a polyamic acid or polyimide comprising a heat-polymerizable or photo-polymerizable functional group, a photosensitive resin composition comprising the polyamic acid or the polyimide, a photosensitive resin composition being capable of providing a cured film that can be used for patterning at a high resolution and that has an excellent developing property in an alkaline aqueous solution, flexibility, adhesion strength, resistance to welding heat, and pressure cooker test (PCT) resistance, and a dry film prepared from the composition.
    Type: Application
    Filed: September 23, 2011
    Publication date: January 19, 2012
    Applicant: LG CHEM, LTD.
    Inventors: Kwang-Joo LEE, You-Jin Kyung, Joo-Eun Ko, Heon-Sik Song, Jung-Jin Shim, Hee-Jung Kim
  • Publication number: 20110278049
    Abstract: The present invention relates to a photosensitive resin composition which is developable with an alkaline aqueous solution and does not need a high temperature for curing and the like, and has all the properties suitable for use in a cover film of a printed circuit board or a laminated body for a semiconductor, and a dry film comprising the same. The photosensitive resin composition comprises (A) a polyamic acid comprising a polymer of at least one diamine compound and at least one acid dianhydride; (B) a photopolymerizable compound having at least one polymerizable ethylenic unsaturated bond in its molecule; and (C) a photoinitiator.
    Type: Application
    Filed: July 26, 2011
    Publication date: November 17, 2011
    Applicant: LG CHEM, LTD.
    Inventors: Hee-Jung KIM, You-Jin KYUNG, Kwang-Joo LEE
  • Patent number: 8057870
    Abstract: The present invention relates to a composition for forming a gate insulating layer of an organic thin film transistor comprising polyarylate, and an organic thin film transistor comprising a gate insulating layer, which is formed using the composition, in contact with an organic semiconductor channel.
    Type: Grant
    Filed: May 3, 2007
    Date of Patent: November 15, 2011
    Assignee: LG Chem, Ltd.
    Inventors: Jae-Min Lee, Hyeon Choi, Min-Jeong Lee, Hee-Jung Kim, Young-Whan Park, Dong-Ryul Kim
  • Publication number: 20110200939
    Abstract: The present invention relates to a polyamic acid or polyimide comprising a heat-polymerizable or photo-polymerizable functional group, a photosensitive resin composition comprising the polyamic acid or the polyimide, a photosensitive resin composition being capable of providing a cured film that can be used for patterning at a high resolution and that has an excellent developing property in an alkaline aqueous solution, flexibility, adhesion strength, resistance to welding heat, and pressure cooker test (PCT) resistance, and a dry film prepared from the composition.
    Type: Application
    Filed: August 27, 2010
    Publication date: August 18, 2011
    Applicant: LG CHEM, LTD.
    Inventors: Kwang-Joo LEE, You-Jin KYUNG, Joo-Eun KO, Heon-Sik SONG, Jung-Jin SHIM, Hee-Jung KIM
  • Publication number: 20110067907
    Abstract: The present invention provides a photosensitive resin composition comprising: a polyamic acid including a specific repeating unit; a heterocyclic amine compound; a (metha)acrylate-based compound including one or more double bonds between carbons; a photoinitiator; and an organic solvent, and a dry film prepared therefrom. The photosensitive resin composition can be cured at a low temperature to offer process safety and work convenience, and has excellent bending resistance, soldering heat resistance, and a property of filling the pattern, as well as excellent heat resistance and mechanical properties.
    Type: Application
    Filed: August 27, 2010
    Publication date: March 24, 2011
    Applicant: LG CHEM, LTD.
    Inventors: Kwang-Joo LEE, Joo-Eun KO, Byung-Nam KIM, Heon-Sik SONG, You-Jin KYUNG, Hee-Jung KIM
  • Publication number: 20110069232
    Abstract: An apparatus for driving a display panel includes: a time variant signal (TVS) generator configured to generate a time variant signal group; a common pulse signal generator configured to generate a plurality of pulse signals; a selector configured to receive the time variant signal, the plurality of the pulse signals, and video data and select a grayscale voltage corresponding to the video data; and a buffer configured to buffer and transfer an output of the selector. Herein, the selector and the buffer are provided to each of a plurality of channels, and the time variant signal and the plurality of the pulse signals are inputted in common to the selector of each channel.
    Type: Application
    Filed: August 24, 2010
    Publication date: March 24, 2011
    Applicant: MAGNACHIP SEMICONDUCTOR, LTD.
    Inventors: Beom-Jin KIM, Hee-Jung Kim, Dae-Ho Lim, Ki-Seok Cho
  • Publication number: 20110052890
    Abstract: The present invention provides a composite material comprising a glass cloth; and an organic- inorganic hybrid composition comprising diphenylsilanediol and alkoxy si lane, a composite film manufactured by using the same, and a method for manufacturing the composite film.
    Type: Application
    Filed: October 17, 2008
    Publication date: March 3, 2011
    Inventors: Gi-Cheul Kim, Dong-Ryul Kim, Hee-Jung Kim, Jang-Yeon Hwang, Seung-Lac Ma, Boong-Goon Jeong, Sang-Uk Ryu, Ho-Jun Lee, Ju-Eun Cha, Myeon-Geun Ko
  • Publication number: 20100221455
    Abstract: The present invention relates to a primer coating composition, an optical film including the same, and a polarizing plate including the same, the primer coating composition according to the present invention includes 1) a polyvinyl alcohol compound including the acetoacetyl group; 2) an acrylate compound that includes at least two vinyl groups; and 3) a basic catalyst, and an optical film that includes a primer layer formed from the primer coating composition has excellent transparency, optical property, mechanical strength, and attaching property to the polyvinyl alcohol polarizer.
    Type: Application
    Filed: February 24, 2010
    Publication date: September 2, 2010
    Applicant: LG CHEM, LTD.
    Inventors: Hee-Jung Kim, Dong-Ryul Kim, Boong-Goon Jeong