Patents by Inventor Eui-soo Kim

Eui-soo 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).

  • Patent number: 9224984
    Abstract: Optical films, and organic-light-emitting display apparatuses, include a high refractive index pattern layer including a first surface and a second surface facing each other. The first surface includes a pattern having grooves. The grooves each have a curved surface and a depth greater than a width. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. Further included is a low refractive index pattern layer formed of a material having a refractive index smaller than that of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling grooves. A tilt angle, ?, of each groove satisfies the following condition, 15°???75°.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: December 29, 2015
    Assignees: SAMSUNG ELECTRONICS CO., LTD., CHEIL INDUSTRIES INC., CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Hong-shik Shim, Chul-Ho Jeong, Eun-Young Cho, You-Min Shin, Eui-Soo Kim, Young Oh, Hyun-Min Kim
  • Patent number: 9209230
    Abstract: Optical films, and organic light-emitting display apparatuses employing the same, include a high refractive index pattern layer including a first surface and a second surface facing each other, wherein the first surface includes a pattern having a plurality of grooves. The plurality of grooves each have a curved surface and a depth greater than a width thereof. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. The optical films, and the organic light-emitting display apparatuses, further include a low refractive index pattern layer formed of a material having a refractive index smaller than the refractive index of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling the plurality of grooves.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: December 8, 2015
    Assignees: SAMSUNG ELECTRONICS CO., LTD, CHEIL INDUSTRIES INC., CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Hong-shik Shim, Chul-Ho Jeong, Eun-Young Cho, You-Min Shin, Eui-Soo Kim, Hyun-Min Kim, Young Oh
  • Publication number: 20150311806
    Abstract: A method and a circuit of detecting attachment and detachment between a portable device and a power converter are provided. The method and the circuit confirm attachment of the portable device to the power converter and generate an attachment signal. The method and the circuit further detect a bus voltage of the power converter for confirming detachment of the portable device from the power converter.
    Type: Application
    Filed: April 22, 2015
    Publication date: October 29, 2015
    Inventors: EUI-SOO KIM, BONG-GEUN CHUNG, GWAN-BON KOO, JU-HYUN KIM, YOUNG-BAE PARK
  • Patent number: 9165982
    Abstract: Optical films, and organic light-emitting display apparatuses employing the same, include a high refractive index pattern layer including a first surface and a second surface facing each other, wherein the first surface includes a pattern having a plurality of grooves. The plurality of grooves each have a curved surface and a depth greater than a width thereof. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. The optical films, and the organic light-emitting display apparatuses, further include a low refractive index pattern layer formed of a material having a refractive index smaller than the refractive index of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling the plurality of grooves.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: October 20, 2015
    Assignees: SAMSUNG ELECTRONICS CO., LTD, CHEIL INDUSTRIES INC., CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Hong-shik Shim, Chul-Ho Jeong, Eun-Young Cho, You-Min Shin, Eui-Soo Kim, Hyun-Min Kim, Young Oh
  • Patent number: 9159956
    Abstract: Optical films, and organic-light-emitting display apparatuses, include a high refractive index pattern layer including a first surface and a second surface facing each other. The first surface includes a pattern having grooves. The grooves each have a curved surface and a depth greater than a width. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. Further included is a low refractive index pattern layer formed of a material having a refractive index smaller than that of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling grooves. A tilt angle, ?, of each groove satisfies the following condition, 15°???75°.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: October 13, 2015
    Assignees: SAMSUNG ELECTRONICS CO., LTD., CHEIL INDUSTRIES INC., CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Hong-shik Shim, Chul-Ho Jeong, Eun-Young Cho, You-Min Shin, Eui-Soo Kim, Young Oh, Hyun-Min Kim
  • Publication number: 20140353618
    Abstract: Optical films, and organic-light-emitting display apparatuses, include a high refractive index pattern layer including a first surface and a second surface facing each other. The first surface includes a pattern having grooves. The grooves each have a curved surface and a depth greater than a width. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. Further included is a low refractive index pattern layer formed of a material having a refractive index smaller than that of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling grooves. A tilt angle, ?, of each groove satisfies the following condition, 15°???75°.
    Type: Application
    Filed: November 25, 2013
    Publication date: December 4, 2014
    Applicants: SAMSUNG ELECTRONICS CO., LTD., CHEIL INDUSTRIES INC., SAMSUNG CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Hong-shik SHIM, Chul-Ho JEONG, Eun-Young CHO, You-Min SHIN, Eui-Soo KIM, Young OH, Hyun-Min KIM
  • Patent number: 8894243
    Abstract: An optical filter which minimizes color shift, increases brightness and improves visibility and an organic light-emitting display having the same. The optical filter includes a micro pattern film disposed on an organic light-emitting panel. The micro pattern film includes a base material and a micro pattern engraved from the surface of the base material that adjoins the organic light-emitting panel. The micro pattern has a plurality of engraved shapes with a non-circular cross-section which has a depth greater than a width.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: November 25, 2014
    Assignee: Samsung Corning Precision Materials Co., Ltd.
    Inventors: Eun Young Cho, Eui Soo Kim
  • Publication number: 20140254147
    Abstract: An optical filter which minimizes color shift, increases brightness and improves visibility and an organic light-emitting display having the same. The optical filter includes a micro pattern film disposed on an organic light-emitting panel. The micro pattern film includes a base material and a micro pattern engraved from the surface of the base material that adjoins the organic light-emitting panel. The micro pattern has a plurality of engraved shapes with a non-circular cross-section which has a depth greater than a width.
    Type: Application
    Filed: March 7, 2013
    Publication date: September 11, 2014
    Applicant: SAMSUNG CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Eun Young Cho, Eui Soo Kim
  • Publication number: 20140175404
    Abstract: Optical films, and organic light-emitting display apparatuses employing the same, include a high refractive index pattern layer including a first surface and a second surface facing each other, wherein the first surface includes a pattern having a plurality of grooves. The plurality of grooves each have a curved surface and a depth greater than a width thereof. The high refractive index pattern layer is formed of a material having a refractive index greater than 1. The optical films, and the organic light-emitting display apparatuses, further include a low refractive index pattern layer formed of a material having a refractive index smaller than the refractive index of the material constituting the high refractive index pattern layer. The low refractive index pattern layer includes a filling material for filling the plurality of grooves.
    Type: Application
    Filed: November 25, 2013
    Publication date: June 26, 2014
    Applicants: Samsung Electronics Co., Ltd., Cheil Industries Inc., Samsung Corning Precision Materials Co., Ltd.
    Inventors: Hong-shik SHIM, Chul-Ho JEONG, Eun-Young CHO, You-Min SHIN, Eui-Soo KIM, Hyun-Min KIM, Young OH
  • Publication number: 20140092324
    Abstract: A transparent conductive substrate used for the detection of a touched position in a touch screen panel and a touch panel having the same. The transparent conductive substrate includes a base substrate, a transparent conductive layer formed on the base substrate, the transparent conductive layer including a pattern part which includes a transparent conductive film coating the base substrate and a non-pattern part through which the base substrate is exposed, and a polymer resin layer containing a resin that has a refractive index from 1.4 to 1.6, the polymer resin layer being formed on the transparent conductive layer while filling the non-pattern part, the thickness of the polymer resin layer from the pattern part ranging from 1 to 1000 ?m. The transparent conductive film includes a first thin film on the base substrate, a metal thin film on the first thin film, and a second thin film on the metal thin film.
    Type: Application
    Filed: September 27, 2013
    Publication date: April 3, 2014
    Applicant: SAMSUNG CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Eui Soo KIM, Seung Won PARK
  • Publication number: 20140048782
    Abstract: A sputtering target and an organic light-emitting display device including a black matrix deposited thereby. The sputtering target is used in a sputtering process for depositing a black matrix in an organic light-emitting display device. The sputtering target has a cermet structure in which a metal and a metal oxide are mixed.
    Type: Application
    Filed: August 8, 2013
    Publication date: February 20, 2014
    Applicant: SAMSUNG CORNING PRECISION MATERIALS CO., LTD.
    Inventors: Jin Woo Han, Eui Soo Kim, Seung Won Park, Insung Sohn, You Min Shin
  • Publication number: 20140048783
    Abstract: A sputtering target that can form a black matrix having high-resistance and low-reflection characteristics and an organic light-emitting display device including the black matrix deposited thereby. The sputtering target that is used in a sputtering process for depositing a black matrix contains one selected from the group consisting of Mo—Si—O, W—Si—O and Mo—W—Si—O, the content of the Mo or W being at least 0.5 times the content of the Si.
    Type: Application
    Filed: August 8, 2013
    Publication date: February 20, 2014
    Applicant: Samsung Corning Precision Materials Co., Ltd.
    Inventors: Jin Woo Han, Eui Soo Kim, Seung Won Park, JooSok Kim, Insung Sohn
  • Patent number: 8427768
    Abstract: An optical filter for compensating for color shift is provided in front of a display panel of a display device. The optical filter includes a background layer and a green wavelength absorption pattern provided with a predetermined thickness on the background layer. The green wavelength absorption pattern absorbs a green wavelength of light. The green wavelength absorption pattern contains a material that absorbs a green wavelength of light in the range of 510 nm to 560 nm, and can also contain a white light absorbing material. A green's complementary color absorbing part absorbs a wavelength of light complementary to green, and contains at least one of a material absorbing a blue wavelength of light in the range of 440 nm to 480 nm and a material absorbing a red wavelength of light in the range of 600 nm to 650 nm.
    Type: Grant
    Filed: September 21, 2009
    Date of Patent: April 23, 2013
    Assignee: Samsung Corning Precision Materials Co., Ltd
    Inventors: Seong Sik Park, Seung Won Park, Sung Nim Jo, In Sung Sohn, Sang Cheol Jung, Ji Yoon Yeom, Eui Soo Kim
  • Patent number: 8304972
    Abstract: A coating layer for blocking EMI is disclosed, which comprises a base substrate, and a deposition member formed at one surface of the base substrate, comprising a plurality of repetitive unit films which include metal layers and high refraction layers, wherein any one of the outmost metal layers of the deposition member has a minimum thickness among the metal layers. Also, an optical filter which includes the coating layer and a display apparatus are disclosed.
    Type: Grant
    Filed: June 11, 2007
    Date of Patent: November 6, 2012
    Assignee: Samsung Corning Precision Materials Co., Ltd.
    Inventors: Jang Hoon Lee, Je Choon Ryoo, Jeong Hong Oh, Eui Soo Kim, Jong Han Oh
  • Patent number: 8242670
    Abstract: Disclosed is an electromagnetic wave blocking member for a display apparatus. The electromagnetic wave blocking member may include a transparent substrate, an electrode layer, and a transparent conductive layer. The electrode layer can include i) a grounding electrode corresponding to at least one frame area of the transparent substrate, and ii) an auxiliary electrode overlying the transparent substrate for connection with the grounding electrode and having a mesh or stripe pattern. The transparent conductive layer can be formed either on the electrode layer or between the transparent substrate and the electrode layer. In one example, the transparent conductive layer can include a series of a metal thin film alternating with a metal oxide thin film a plurality of times.
    Type: Grant
    Filed: July 21, 2008
    Date of Patent: August 14, 2012
    Assignee: Samsung Corning Precision Materials Co., Ltd.
    Inventors: Eui Soo Kim, Jechoon Ryoo, Jeonghong Oh, Hongik Kim
  • Patent number: 8102104
    Abstract: Provided is a front-side filter which can be easily attached to a cover of a display device, but is difficult to detach from the cover even after long term use and further provided is a PDP device including the same filter. The front-side filter includes a filter base having at least one function among a near-infrared ray shielding function, and a neon light shielding function, and an electromagnetic wave shielding function; and an antireflective layer with an edge pattern, formed on a side of the filter base in such a way that the entire edge portion or a part of the edge portion of the filter base is exposed through the edge pattern to provide a fixing means formed in the edge pattern.
    Type: Grant
    Filed: November 7, 2005
    Date of Patent: January 24, 2012
    Assignee: Samsung Corning Precision Materials Co., Ltd.
    Inventors: Dong-keun Sin, Eui-soo Kim, Nam-soo Kim, Jong-won Lee, Young-chae Cho
  • Patent number: 7993472
    Abstract: A dish washing machine capable of improving spatial utilization of a washing tub through the enlargement of the washing tub. The dish washing machine includes a washing tub, a sump mounted in the washing tub to receive and pump wash water, a sump housing forming an external appearance of the sump, a washing impeller to pump wash water from the sump housing, a drainage channel disposed at an inner edge of the sump housing, a pump motor surrounded by the drainage pump to drive the washing impeller, and a pump motor receiving part to receive the pump motor. The pump motor receiving part protrudes above the drainage channel.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: August 9, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eui Soo Kim, Yong Woon Han, Young Ho Kwon, Shimotera Kennichi, Sung Jin Kim, Jung Chan Ryu, Jae Young Choi
  • Publication number: 20110186095
    Abstract: A dish washing machine capable of smoothly discharging dirt contained in wash water out of a sump so as to prevent the emission of bad smells from the dirt and prevent the propagation of bacteria. The dish washing machine includes a sump to receive and pump wash water, a sump housing forming an external appearance of the sump, a drainage pump coupled with the sump housing to discharge wash water and dirt, and a drainage channel disposed in the sump housing to guide wash water and dirt to the drainage pump.
    Type: Application
    Filed: April 13, 2011
    Publication date: August 4, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Eui Soo KIM, Yong Woon Han, Young Ho Kwon, Shimotera Kennichi, Sung Jin Kim, Jung Chan Ryu, Jae Young Choi
  • Publication number: 20110165392
    Abstract: A transparent conductive film includes first refractive transparent thin films and metal thin films. The first refractive transparent thin films and metal thin films are repeatedly layered over a transparent substrate. Each of second refractive thin films having a smaller refractive index than the first refractive thin films is interposed between a corresponding first refractive transparent thin film and a corresponding metal thin film. Each second refractive thin film has a thickness ranging from 10% to 65% of that of each of the first refractive thin films.
    Type: Application
    Filed: December 31, 2010
    Publication date: July 7, 2011
    Inventors: Sung Nim JO, Eui Soo KIM, You Min SHIN
  • Patent number: 7946304
    Abstract: A dish washing machine capable of smoothly discharging dirt contained in wash water out of a sump so as to prevent the emission of bad smells from the dirt and prevent the propagation of bacteria. The dish washing machine includes a sump to receive and pump wash water, a sump housing forming an external appearance of the sump, a drainage pump coupled with the sump housing to discharge wash water and dirt, and a drainage channel disposed in the sump housing to guide wash water and dirt to the drainage pump.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: May 24, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eui Soo Kim, Yong Woon Han, Young Ho Kwon, Shimotera Kennichi, Sung Jin Kim, Jung Chan Ryu, Jae Young Choi