Patents by Inventor Su-jin Kim

Su-jin 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: 20130314649
    Abstract: A display device includes a first polarizer for transmitting first light that is parallel to a first axis and pertains to a two-dimensional image. The display device further includes a first electrode layer, a second electrode layer, and a liquid crystal layer disposed between the first electrode and the second electrode. The liquid crystal layer includes a chiral dopant and a liquid crystal material and is configured to form a lens associated with a predetermined phase distribution. The lens is configured for refracting the first light to transmit second light. The display device further includes a second polarizer for polarizing the second light to transmit third light that is parallel to a second axis. The second axis is oriented at an angle with respect to the first axis in a plan view of the display device. The angle has a predetermined angle size greater than zero degree.
    Type: Application
    Filed: October 17, 2012
    Publication date: November 28, 2013
    Applicant: Samsung Display Co., Ltd.
    Inventors: Suk CHOI, Sung Hwan HONG, Su Jin KIM, Heung Shik PARK, Ji Hong BAE, Hyeok Jin LEE
  • Publication number: 20130313485
    Abstract: The present invention relates to a method for fabricating a LiFePO4 cathode electroactive material for a lithium secondary battery by recycling, and a LiFePO4 cathode electroactive material for a lithium secondary battery, a LiFePO4 cathode, and a lithium secondary battery fabricated thereby. The present invention is characterized in that a cathode scrap is heat treated in air for a cathode electroactive material to be easily dissolved in an acidic solution, and amorphous FePO4 obtained as precipitate is heat treated in an atmosphere of air or hydrogen so as to fabricate crystalline FePO4 or Fe2P2O7. According to the present invention, a cathode scrap may be recycled by using a simple, environmentally friendly, and economical method. Further, a lithium secondary battery fabricated by using a LiFePO4 cathode electroactive material from the cathode scrap is not limited in terms of performance.
    Type: Application
    Filed: October 15, 2012
    Publication date: November 28, 2013
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyung Sun KIM, Byung Won CHO, Hwa Young LEE, Su Jin KIM, Eun Jung SHIN, Kyung Yoon CHUNG
  • Publication number: 20130309451
    Abstract: There is provided a superhydrophobic substrate comprising a plurality of protrusions having a pseudo random distribution on one surface thereof, an average interval between respective protrusions among the plurality of protrusions being greater than an interval between light beam wave peaks of light within the visible spectrum, allowing the substrate to have durability and transparency secured therein.
    Type: Application
    Filed: July 25, 2013
    Publication date: November 21, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Tae-Su KIM, Hyeon CHOI, Bu-Gon SHIN, Jae-Jin KIM, Jong-Byung LEE, Su-Jin KIM
  • Publication number: 20130292373
    Abstract: The present invention provides a heating element, including a transparent substrate, an adhesive agent layer provided on at least one side of the transparent substrate, a conductive heat emitting line provided on the adhesive agent layer, a coating film capsulating the conductive heat emitting line and an upper side of the adhesive agent layer not covered by the heat emitting line, a bus bar electrically connected to the conductive heat emitting line, and a power part connected to the bus bar, and a manufacturing method thereof.
    Type: Application
    Filed: July 3, 2013
    Publication date: November 7, 2013
    Inventors: Hyeon CHOI, Su-Jin KIM, Ki-Hwan KIM, Young-Jun HONG
  • Publication number: 20130273458
    Abstract: The present disclosure relates to an electrocatalyst for oxygen reduction including a silver/silver halide composite, a fuel cell including the electrocatalyst for oxygen reduction, and a method for preparing the electrocatalyst for oxygen reduction.
    Type: Application
    Filed: April 11, 2013
    Publication date: October 17, 2013
    Applicant: Ewha University - Industry Collaboration Foundation
    Inventors: Youngmi LEE, Chongmok LEE, Jun Ho SHIM, Su-jin KIM
  • Publication number: 20130265509
    Abstract: A liquid crystal lens panel includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a common electrode. The second substrate includes a plurality of first electrodes and a plurality of second electrodes facing the common electrode. The liquid crystal layer is disposed between the first and second substrates and includes first and second liquid crystal molecules. The first liquid crystal molecules are aligned at a first pretilt angle with respect to the first substrate. The first liquid crystal molecules are adjacent to the first substrate. The second liquid crystal molecules are aligned at a second pretilt angle with respect to the second substrate. The second liquid crystal molecules are adjacent to the second substrate.
    Type: Application
    Filed: August 30, 2012
    Publication date: October 10, 2013
    Inventors: Suk Choi, Sung-Hwan Hong, Su-Jin Kim, Hyeok-Jin Lee
  • Publication number: 20130248239
    Abstract: Provided are an electrical conductor and a production method therefor; the electrical conductor comprising a transparent substrate and an electro-conductive pattern provided on at least one surface of the transparent substrate, and the electroconductive pattern being of a type such that, for at least 30% of the entire surface area of the transparent substrate, when a straight line is drawn intersecting the electroconductive pattern, the ratio of the standard deviation to the mean value of the distances between adjacent points of intersection between the straight line and the electroconductive pattern (the distance distribution ratio) is at least 2%.
    Type: Application
    Filed: March 5, 2013
    Publication date: September 26, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Dong-Wook LEE, In-Seok HWANG, Sang-Ki CHUN, Ji-Young HWANG, Hyeon CHOI, Young-Jun HONG, Su-Jin KIM, Ki-Hwan KIM
  • Publication number: 20130175255
    Abstract: The present invention relates to a heating element including a transparent substrate, a bus bar, a power supply connected to the bus bar, a heat emitting pattern line provided on the transparent substrate and electrically connected to the bus bar, and a non-heat emitting pattern line provided on the transparent substrate and not electrically connected to the bus bar, and a method for manufacturing the same.
    Type: Application
    Filed: September 14, 2011
    Publication date: July 11, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Ki-Hwan Kim, Young-Jun Hong, Hyeon Choi, Su-jin Kim
  • Publication number: 20130169913
    Abstract: A liquid crystal lens panel includes a plurality of lens electrodes, an alignment layer, a sealant and a light blocking pattern. The lens electrodes are arranged in an active region. The alignment layer is disposed in an alignment region which overlaps an entire of the active region and extends further than the active region. The sealant is disposed in a seal line region which is outside the alignment region. The light blocking pattern is disposed in the light blocking region which is between the seal line region and the alignment region.
    Type: Application
    Filed: July 12, 2012
    Publication date: July 4, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Suk CHOI, Sung-Hwan HONG, Su-Jin KIM, Hyeok-Jin LEE
  • Publication number: 20130153559
    Abstract: The present invention relates to a heating element comprising: two or more heating units comprising two busbars and a conductive heating means electrically connected to the two busbars, in which the busbars of the heating units are connected with each other in series and power per unit area of each of the heating units in the heating element decreases as a length of the busbar increases, and a method of preparing the same.
    Type: Application
    Filed: January 13, 2012
    Publication date: June 20, 2013
    Applicant: LG CHEM, LTD.
    Inventors: Hyeon Choi, Su-Jin Kim, Ki-Hwan Kim, Young-Jun Hong
  • Publication number: 20130085114
    Abstract: The present invention relates to the therapeutic or ameliorating effects of anthocyanin extracted from black soybean on varicocele or male infertility. In particular, the present invention relates to a method for treating or ameliorating varicocele or male infertility using anthocyanin extracted from black soybean.
    Type: Application
    Filed: March 30, 2012
    Publication date: April 4, 2013
    Applicant: CATHOLIC UNIVERSITY INDUTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Sae-Woong Kim, Myung-Hoon Chun, In-Beom Kim, U-Syn Ha, Su-Jin Kim, Hoon Jang
  • Publication number: 20120292307
    Abstract: The present invention provides a heating glass including a glass; a transparent conductive oxide (TCO) layer formed on one surface of the glass; and a thermal conductive pattern formed on the transparent conductive oxide layer, and a method of manufacturing the same.
    Type: Application
    Filed: January 6, 2011
    Publication date: November 22, 2012
    Inventors: Su-Jin Kim, Hyeon Choi, Ki-Hwan Kim, Young-Jun Hong, In-Seok Hwang, Dong-Wook Lee, Sang-Ki Chun
  • Publication number: 20120261404
    Abstract: The present invention provides a heating element, including a transparent substrate, an adhesive agent layer provided on at least one side of the transparent substrate, a conductive heat emitting line provided on the adhesive agent layer, a coating film capsulating the conductive heat emitting line and an upper side of the adhesive agent layer not covered by the heat emitting line, a bus bar electrically connected to the conductive heat emitting line, and a power part connected to the bus bar, and a manufacturing method thereof.
    Type: Application
    Filed: December 29, 2010
    Publication date: October 18, 2012
    Inventors: Hyeon Choi, Su-Jin Kim, Ki-Hwan Kim, Young-Jun Hong
  • Publication number: 20120236244
    Abstract: The present invention provides a panel capable of driving a liquid crystal in stable manner and improving response speed of the liquid crystal of a liquid crystal display, and the panel according to the present invention may include: a substrate; a first pixel electrode and a second pixel electrode disposed facing each other on the substrate; and a branch electrode extending from at least one of the first pixel electrode and the second pixel electrode.
    Type: Application
    Filed: March 7, 2012
    Publication date: September 20, 2012
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung-Ho HONG, Hyeok-Jin LEE, Soon-Joon RHO, Yong-Woon LIM, Suk CHOI, Oh-Jeong KWON, Kyung-Hye PARK, Su-Jin KIM
  • Publication number: 20120187821
    Abstract: Provided are an electrical conductor and a production method therefor; the electrical conductor comprising a transparent substrate and an electro-conductive pattern provided on at least one surface of the transparent substrate, and the electroconductive pattern being of a type such that, for at least 30% of the entire surface area of the transparent substrate, when a straight line is drawn intersecting the electroconductive pattern, the ratio of the standard deviation to the mean value of the distances between adjacent points of intersection between the straight line and the electroconductive pattern (the distance distribution ratio) is at least 2%.
    Type: Application
    Filed: July 16, 2010
    Publication date: July 26, 2012
    Applicant: LG CHEM, LTD.
    Inventors: Dong-Wook Lee, In-Seok Hwang, Sang-Ki Chun, Ji-Young Hwang, Hyeon Choi, Young-Jun Hong, Su-Jin Kim, Ki-Hwan Kim
  • Publication number: 20120159397
    Abstract: An apparatus and a method for outputting information regarding an application installed in advance or an application that is being executed on a current output screen according to a user's simple input without exiting a current screen and back to a main screen, and selecting a specific application from an output application list to execute the application in a mobile terminal are provided.
    Type: Application
    Filed: December 7, 2011
    Publication date: June 21, 2012
    Applicant: Samsung Electronics Co., LTD.
    Inventors: Jin-Hee LEE, Su-Jin KIM, Myoung-Ju LEE
  • Publication number: 20120055544
    Abstract: A solar cell with improved energy efficiency is presented. The solar cell includes a substrate having a plurality of cell areas separated by a cell separation area, back electrodes spaced apart from each other by a gap, a light absorbing layer, a transparent electrode layer, and a buffer layer. Each of the back electrodes is disposed over neighboring cell areas and a cell separation area. The light absorbing layer is disposed on the back electrodes and in the gap to absorb incident light. A contact hole extends through the light absorbing layer to a portion of the back electrodes. The transparent electrode layer disposed on the light absorbing layer connects to the back electrodes through the contact hole. The buffer layer is disposed between the light absorbing layer and the transparent electrode layer to cover upper and side surfaces of the light absorbing layer.
    Type: Application
    Filed: August 31, 2011
    Publication date: March 8, 2012
    Inventors: Dong-Gi AHN, Kwang Soo Huh, Hyong Jin Park, In-ki Kim, Su Jin Kim
  • Publication number: 20120042942
    Abstract: Provided is a solar cell that includes: a substrate; a first electrode disposed on the substrate; a light absorbing layer disposed on the first electrode; a buffer layer disposed on the light absorbing layer; and a second electrode disposed on the buffer layer, wherein the buffer layer contains a compound represented by one of the following Formulas 1 and 2: (In1-xGax)2O3??Formula 1 (In1-xAlx)2O3??Formula 2 wherein x is 0<x<1.
    Type: Application
    Filed: June 23, 2011
    Publication date: February 23, 2012
    Inventors: Sang-Cheol PARK, Jung-Gyu NAM, Su-Jin KIM, Mutsumi SUGIYAMA
  • Publication number: 20120031746
    Abstract: The present invention provides a method of manufacturing a touch screen, comprising the steps of: a) forming a conductive layer on a substrate; b) forming an etching resist pattern on the conductive layer; and c) forming a conductive pattern having a line width smaller than the line width of the etching resist pattern by over-etching the conductive layer by using the etching resist pattern and a touch screen manufactured by the method. According to the present invention, a touch screen comprising a conductive pattern having an ultrafine line width can be economically and efficiently provided.
    Type: Application
    Filed: February 8, 2010
    Publication date: February 9, 2012
    Applicant: LG CHEM, LTD
    Inventors: Ji-Young Hwang, In-Seok Hwang, Sang-Ki Chun, Dong-Wook Lee, Yong-Koo Son, Min-Choon Park, Seung-Heon Lee, Beom-Mo Koo, Young-Jun Hong, Ki-Hwan Kim, Su-Jin Kim, Hyeon Choi
  • Publication number: 20120005622
    Abstract: An apparatus to display a three-dimensional (3D) User Interface (UI) includes a display panel to display a 3D UI comprising main menu polygonal cells; a sensing unit to sense a user selection of a target main menu polygonal cell; and a control unit to execute a function of the selected target main menu polygonal cell.
    Type: Application
    Filed: May 24, 2011
    Publication date: January 5, 2012
    Applicant: PANTECH CO., LTD.
    Inventors: Woo Hyun PARK, Su Jin KIM