Patents by Inventor Kun Kim

Kun 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).

  • Optical film and manufacturing method thereof, liquid cristal display apparatus using the optical film
    Patent number: 9182523
    Abstract: An optical sheet having a single sheet structure for an edge-lighting backlight unit using a printless light guide plate, a method of manufacturing the same, and a liquid crystal display apparatus using the same are provided. The optical sheet having a single sheet structure includes a first prism sheet having a prism pattern formed on the upper surface thereof, and a second prism sheet having a prism pattern formed on the upper surface thereof. Further, prism ridges of the first prism sheet are attached to the bottom surface of the second prism sheet by means of an adhesive so that the prism pattern of the first prism sheet and the prism pattern of the second prism sheet are directed in the same direction.
    Type: Grant
    Filed: June 18, 2012
    Date of Patent: November 10, 2015
    Assignee: GLOTEC CO., LTD
    Inventors: Gi Suk Sung, Chang Kun Kim
  • Method of manufacturing printed circuit board
    Patent number: 9173300
    Abstract: A method of manufacturing a printed circuit board (PCB) and the PCB are provided. The method includes: filling a resin in a via-hole formed at a substrate from one surface side of the substrate; emitting light for a predetermined period of time to the resin filled in the via-hole from the other surface side of the substrate; and applying another resin on the other surface of the substrate.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: October 27, 2015
    Assignee: HAESUNG DS CO., LTD
    Inventors: Jeong-Hoon Seol, Youn-Kwon Jung, Sang-Kun Kim
  • Organic light-emitting device including multi-layered hole transport layer, and organic light-emitting display apparatus including the same
    Patent number: 9172055
    Abstract: An organic light-emitting device includes an emission layer between first and second electrodes, a first hole transport layer that is between the emission layer and the first electrode and that includes a first hole transport compound and a first electron acceptor, a second hole transport layer that is between the emission layer and first hole transport layer and that includes a second hole transport compound, a third hole transport layer that is between the emission layer and the second hole transport layer and that includes a third hole transport compound and a second electron acceptor, a fourth hole transport layer that is between the emission layer and the third hole transport layer and that includes a fourth hole transport compound, a buffer layer between the emission layer and the fourth hole transport layer, and an electron transport layer that includes a pyrimidine-based compound.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: October 27, 2015
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyoung-Kun Kim, Sam-Il Kho, Mie-Hwa Park, Yoon-Hyun Kwak, Ja-Hyun Im, Chang-Woong Chu, Kwan-Hee Lee
  • LED device having improved luminous efficacy
    Patent number: 9166120
    Abstract: There are provided a light emitting diode (LED) device including an LED chip emitting light within a specific wavelength region, a transparent resin layer covering a light emission surface of the LED chip, and a color conversion layer formed to be spaced apart from the LED chip by the transparent resin layer to cover the transparent resin layer and including at least one type of phosphor converting light emitted from the LED chip into light within a different wavelength region, wherein a mean free path of phosphor particles included in the color conversion layer is 0.8 mm or more at a temperature of 5500 K.
    Type: Grant
    Filed: August 16, 2011
    Date of Patent: October 20, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyung Mi Moon, Jung Hye Chae, Hyung Kun Kim, Se Hwan An
  • LED PACKAGE AND METHOD FOR MANUFACTURING SAME
    Publication number: 20150295149
    Abstract: There are provided a light emitting diode (LED) package including a heat slug to have excellent heat dissipation efficiency and a manufacturing method thereof, the LED package including: a lead frame receiving power supplied thereto; an LED chip electrically connected to the lead frame; a heat slug provided with a mounting part having the LED chip mounted thereon and outwardly discharging heat generated by the LED chip; and a body part covering at least a portion of an outer circumferential surface of the heat slug, wherein at least a portion of a circumferential region of the body part has higher heat resistance than that of an internal region thereof.
    Type: Application
    Filed: July 25, 2011
    Publication date: October 15, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hak Hwan Kim, Hyung Kun Kim, Sung Kyong Oh
  • CONDENSED CYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING THE SAME
    Publication number: 20150263293
    Abstract: A condensed cyclic compound represented by Formula 1: Also disclosed is an organic light-emitting device including a first electrode; a second electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer and the condensed cyclic compound of Formula 1. An organic light-emitting device including the condensed cyclic compound of Formula 1 may have low driving voltage, high efficiency, a high luminance, and long lifetime.
    Type: Application
    Filed: September 4, 2014
    Publication date: September 17, 2015
    Inventors: Seok-Hwan Hwang, Hye-Jin Jung, Kwang-Hyun Kim, Young-Kook Kim, Jong-Woo Kim, Hyoung-Kun Kim
  • COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20150255723
    Abstract: A compound, an organic light-emitting device, and a flat panel display device, the compound being represented by Formula 1, below:
    Type: Application
    Filed: June 13, 2014
    Publication date: September 10, 2015
    Inventors: Jong-Woo KIM, Young-Kook KIM, Jin-O LIM, Seok-Hwan HWANG, Hyoung-Kun KIM
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20150236266
    Abstract: An organic light-emitting device (OLED) includes a first electrode; a second electrode facing the first electrode; an emission layer (EML) between the first electrode and the second electrode; a hole transport region between the first electrode and the EML; an electron transport region between the EML and the second electrode; and an interlayer between the EML and the hole transport region, wherein the interlayer includes an amine-based compound represented by Formula 1 or 2: where Ar1, Ar2, R1-R4, Z11-Z21, p, and q are as defined in the specification.
    Type: Application
    Filed: September 3, 2014
    Publication date: August 20, 2015
    Inventors: Sam-IL KHO, Hyoung-Kun KIM
  • Quantum dot phosphor for light emitting diode and method of preparing the same
    Patent number: 9090817
    Abstract: Disclosed herein is a quantum dot phosphor for light emitting diodes, which includes quantum dots and a solid substrate on which the quantum dots are supported. Also, a method of preparing the quantum dot phosphor is provided. Since the quantum dot phosphor of the current invention is composed of the quantum dots supported on the solid substrate, the quantum dots do not aggregate when dispensing a paste obtained by mixing the quantum dots with a paste resin for use in packaging of a light emitting diode. Thereby, a light emitting diode able to maintain excellent light emitting efficiency can be manufactured.
    Type: Grant
    Filed: February 14, 2014
    Date of Patent: July 28, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eun Joo Jang, Mi Yang Kim, Hyung Kun Kim, Shin Ae Jun, Yong Wan Jin, Seong Jae Choi
  • ADHESIVE COMPOSITION FOR SPINDLE MOTOR AND SPINDLE MOTOR MANUFACTURED BY USING THE SAME
    Publication number: 20150184042
    Abstract: Embodiments of the invention provide an adhesive composition for a spindle motor and a spindle motor manufactured by using the same. According to at least one embodiment of the invention, there is provided an adhesive composition for a spindle motor, which includes a bisphenol-based epoxy resin, an acid anhydride; a hardener, and a stabilizer, thereby minimizing the occurrence of outgas and improving bonding strength.
    Type: Application
    Filed: November 14, 2014
    Publication date: July 2, 2015
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyun Jung LEE, Hyung Kyu KIM, Kun KIM
  • METHOD OF IMPLEMENTING STRUCTURED AND NON-STRUCTURED DATA IN XML DOCUMENT
    Publication number: 20150149887
    Abstract: The inventions generally relate to methods of implementing structured and non-structured data in an XML document including, designing a source HTML document that contains form tags, designing a structured source XML document using user-defined tags, designing a web form document by mapping absolute path variables of the user-defined tags into the source HTML document, automatically creating an XSL document by XSLT-processing the web form document, inputting structured data and non-structured data to the web form document, automatically creating a new XML document by replacing the absolute path variable of the user-defined tag with the structured data and the non-structured data input to the web form document and automatically displaying the content of the new XML document by merging the new XML document and the XSL document.
    Type: Application
    Filed: April 29, 2013
    Publication date: May 28, 2015
    Inventor: Young Kun Kim
  • Wireless small motor driver having rotation reduction gear
    Patent number: 9027665
    Abstract: A wireless small motor driver, in which power consumption is decreased by adjusting a gear ratio, the efficiency of an operation is increased due to a high torque, and the safety of a worker at night is ensured using an illumination lamp. The wireless small motor driver includes a driver case inside of which a motor is provided. A driver bit has a predetermined length in a bilateral direction, the driver bit being replaceable, with one or both ends thereof conforming to the shape of a bolt, and has a fixing projection. A socket is coupled to an end portion of the driver case, the driver bit being fastened to the socket. A rotation reduction gear is coupled to the motor, the rotation reduction gear transmitting rotary force to the socket and increasing a torque. A USB and a battery for supplying uniform power to the motor are added.
    Type: Grant
    Filed: February 27, 2012
    Date of Patent: May 12, 2015
    Inventors: Sang-Min Lee, Byoung-Kun Kim
  • LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150060925
    Abstract: Disclosed are a light emitting device and a method of manufacturing the same. The light emitting device includes a substrate; a light emitting structure disposed on the substrate and having a stack structure in which a first conductivity type semiconductor layer, an active layer and a second conductivity type semiconductor layer are stacked; a lens disposed on the light emitting structure; and a first terminal portion and a second terminal portion electrically connected to the first conductivity type semiconductor layer and the second conductivity type semiconductor layer, respectively. At least one of the first and second terminal portions extends from a top surface of the light emitting structure along respective side surfaces of the light emitting structure and the substrate.
    Type: Application
    Filed: November 4, 2014
    Publication date: March 5, 2015
    Inventors: Hak Hwan KIM, Ho Sun PAEK, Hyung Kun KIM, Sung Kyong OH, Jong In YANG
  • ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20150053942
    Abstract: Provided is an organic light-emitting device, including a first electrode; a second electrode facing the first electrode; an emission layer disposed between the first electrode and the second electrode; a first hole transport layer that is disposed between the emission layer and the first electrode and includes a first compound and a first charge-generation material; a second hole transport layer that is disposed between the emission layer and the first hole transport layer and includes a second compound; a third hole transport layer that is disposed between the emission layer and the second hole transport layer and includes a third compound and a second charge-generation material; and a fourth hole transport layer that is disposed between the emission layer and the third hole transport layer and includes a fourth compound.
    Type: Application
    Filed: May 30, 2014
    Publication date: February 26, 2015
    Applicant: Samsung Display Co., Ltd.
    Inventors: Sam-Il KHO, Hyoung-Kun KIM, Mi-Kyung KIM, Hwan-Hee CHO
  • AMINE-BASED COMPOUND AND ORGANIC LIGHT-EMITTING DIODE INCLUDING THE SAME
    Publication number: 20150048332
    Abstract: An amine-based compound is represented by Formula 1 below: wherein Z11 to Z24, R1 to R4 and Ar1 are as indicated in the specification. An organic light-emitting diode includes the amine-based compound.
    Type: Application
    Filed: July 9, 2014
    Publication date: February 19, 2015
    Inventors: Dong-Hyun KIM, Mi-Kyung KIM, Se-Hun KIM, Hwan-Hee CHO, Sam-Il KHO, Hyoung-Kun KIM, Chang-Woong CHU
  • Sealing composition for HDD motor and HDD motor fabricated using the same
    Patent number: 8940825
    Abstract: There are provided a sealing composition for a hard disk drive (HDD) motor and a HDD motor fabricated using the same. The sealing composition includes: 45 to 65 parts by weight of urethane methacrylate; 35 to 50 parts by weight of methacrylate; and 2 to 4 parts by weight of acrylic acid. A sealing composition having a new composition is used as a sealing material of a flexible printed circuit (FPC) adhering part of the HDD motor, whereby a haze phenomenon due to air leak and outgas at the FPC adhering part may be improved and reliability of a HDD motor may be enhanced due to a reduction in generation of the outgas of the adhering part.
    Type: Grant
    Filed: February 29, 2012
    Date of Patent: January 27, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Kun Kim, Hyung Kyu Kim
  • MOTOR INITIALIZATION METHOD AND APPARATUS FOR ELECTRIC BOOSTER BRAKE SYSTEM
    Publication number: 20150019096
    Abstract: A motor initialization method for an electric booster brake system may include: determining, by a control unit, whether a key on signal of a vehicle is inputted; turning on a warning light and determining a battery voltage state of the vehicle, when the key on signal is inputted; and performing a motor initialization mode according to the determined battery voltage state.
    Type: Application
    Filed: March 10, 2014
    Publication date: January 15, 2015
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Do Kun KIM
  • COMPOSITE MATERIAL, METHOD FOR PREPARING THEREOF, AND SUBSTRATE USING THE SAME
    Publication number: 20140377544
    Abstract: Disclosed herein are a composite material including an anisotropic filler and a component having directionality, wherein the component having directionality has a length in a range of 1.5 to 20 based on a length of the anisotropic filler, a method for preparing thereof, and a substrate using the same as an insulation layer. According to the exemplary embodiment of the present invention, in the composite material using the anisotropic filler, the component having directionality is used for controlling the dispersion directionality of the anisotropic filler, whereby at the time of orientation of the component having directionality, the directionality in which the anisotropic filler is dispersed may be controlled to improve the dispersion of the anisotropic filler.
    Type: Application
    Filed: October 2, 2013
    Publication date: December 25, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ye Jun PARK, Jun Young KIM, Jung Wook SEO, Jun Hyeon KIM, Byung Kun KIM
  • INORGANIC FILLER, INSULATION LAYER INCLUDING THE SAME, AND SUBSTRATE USING INSULATION LAYER
    Publication number: 20140377524
    Abstract: An inorganic filler including a closed pore having a content of 1 to 30 vol. %, an insulation layer including the same, and a substrate using the insulation layer. With the insulation layer using the inorganic filler prepared so as to include a closed pore corresponding to a change rate in volume, the closed pore may offset change in volume in the inorganic filler and release stress, thereby improving a coefficient of thermal expansion according to change in temperature of the insulation layer.
    Type: Application
    Filed: October 9, 2013
    Publication date: December 25, 2014
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ye Jun PARK, Byung Kun Kim, Jung Wook Seo
  • Lubricating oil composition
    Patent number: 8906836
    Abstract: Disclosed is a lubricating oil composition which includes a diester-based base oil having an asymmetric structure in which the number of carbons of the alkyl chain bound to one ester group with respect to a central atom is two more than that of the alkyl group bound to the other ester group, and which has low viscosity and a comparatively small amount of evaporation at high temperature. When this composition is used for a motor of a small hard disk, power consumption can be reduced and stability at high temperature can be enhanced.
    Type: Grant
    Filed: October 12, 2011
    Date of Patent: December 9, 2014
    Assignee: Samsung Electro-Machanics Co., Ltd.
    Inventors: Ha Yong Jung, Myung Hwa Choi, Wang Hyun Kwon, Hyung Kyu Kim, Kun Kim