Patents by Inventor Dong-sik Park

Dong-sik Park 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: 9975977
    Abstract: Multimodal polyolefin resin having superior characteristics including moldability, mechanical strength, external appearance, melt strength and a polyolefin resin molded product meeting the requirements: (1) polymerized in the presence of at least two different metallocene compounds as catalysts; (2) matrix index of 2 or less and a melt strength of 4.0 Force (cN) or greater at 190° C.; (3) melt flow index (MIP, 190° C., 5.0 kg load condition) of 0.01 to 5.0 g/10 min; (4) ratio (Mw/Mn, MWD) of weight average molecular weight (Mw) to number average molecular weight (Mn) of 5-35 as measured by gel permeation chromatography; and (5) bimodal or multimodal peaks in a weight average molecular weight distribution measured by gel permeation chromatography, wherein the height ratio of two peaks (the ratio of the height of low molecular weight peak to the height of high molecular weight peak) is 0.7-3.
    Type: Grant
    Filed: April 24, 2017
    Date of Patent: May 22, 2018
    Assignee: DAELIM INDUSTRIAL CO., LTD.
    Inventors: Yong Kim, Seung Tack Yu, Byung Keel Sohn, Yong Jae Jun, Young Shin Jo, Dong Sik Park
  • Publication number: 20180033779
    Abstract: A circuit board comprises a mother substrate including first and second scribing regions, the first scribing region extending in first direction, the second scribing region extending in second direction, the first and second directions crossing each other, the mother substrate including chip regions defined by the first and second scribing regions, and a through via penetrating the chip regions of the mother substrate. The mother substrate comprises a first alignment pattern protruding from a top surface of the mother substrate. The first alignment pattern is disposed on at least one of the scribing regions.
    Type: Application
    Filed: July 7, 2017
    Publication date: February 1, 2018
    Inventors: Dong-Sik PARK, Dong-Wan KIM, JUNG-HOON HAN
  • Publication number: 20170338137
    Abstract: A method of evaluating a process of fabricating a semiconductor device includes obtaining measurement values from a plurality of sensors and predetermined reference values for each sensor, calculating, for each sensor, a measurement difference value between the reference value and the measurement value, calculating, for each sensor, a reference mean difference value between a maximum reference value for each sensor, which is greater than the reference value, and a minimum reference value for each sensor, which is less than the reference value, and dividing, for each sensor, the measurement difference value by the reference mean difference value to obtain a score value for each sensor.
    Type: Application
    Filed: March 17, 2017
    Publication date: November 23, 2017
    Inventors: Gil-Su Son, Dong-Sik Park, Suho Jeong, Kyungchun Lim, Jungwook Kim, Minkyu Sohn, Minwoo Lee, Seungho Lee
  • Publication number: 20170306069
    Abstract: Multimodal polyolefin resin having superior characteristics including moldability, mechanical strength, external appearance, melt strength and a polyolefin resin molded product meeting the requirements: (1) polymerized in the presence of at least two different metallocene compounds as catalysts; (2) matrix index of 2 or less and a melt strength of 4.0 Force (cN) or greater at 190° C.; (3) melt flow index (MIP, 190° C., 5.0 kg load condition) of 0.01 to 5.0 g/10 min; (4) ratio (Mw/Mn, MWD) of weight average molecular weight (Mw) to number average molecular weight (Mn) of 5-35 as measured by gel permeation chromatography; and (5) bimodal or multimodal peaks in a weight average molecular weight distribution measured by gel permeation chromatography, wherein the height ratio of two peaks (the ratio of the height of low molecular weight peak to the height of high molecular weight peak) is 0.7-3.
    Type: Application
    Filed: April 24, 2017
    Publication date: October 26, 2017
    Inventors: Yong KIM, Seung Tack YU, Byung Keel SOHN, Yong Jae JUN, Young Shin JO, Dong Sik PARK
  • Publication number: 20170256411
    Abstract: A semiconductor device includes a substrate; a hydrogen insulating layer disposed on the substrate and including hydrogen ions; a first level layer disposed on the substrate and including a first wire and a second wire; a second level layer disposed on the substrate at a different level from the first level layer and including a third wire; an interlayer insulating layer disposed between the first level layer and the second level layer; a diffusion prevention layer contacting the third wire; a contact plug penetrating the interlayer insulating layer and electrically connecting the second wire to the third wire; and a dummy contact plug penetrating the interlayer insulating layer. The dummy contact plug contacts the first and second level layers, is spaced apart from the diffusion prevention layer, and is configured to provide a movement path for the hydrogen ions in the hydrogen insulating layer.
    Type: Application
    Filed: March 2, 2017
    Publication date: September 7, 2017
    Inventors: DONG-SIK PARK, Won-Chul Lee
  • Publication number: 20170256476
    Abstract: The semiconductor device includes a substrate including an integrated circuit and a contact that are electrically connected to each other, an insulation layer covering the substrate and including metal lines, and a through electrode electrically connected to the integrated circuit. The insulation layer includes an interlayer dielectric layer on the substrate and an intermetal dielectric layer on the interlayer dielectric layer. The metal lines include a first metal line in the interlayer dielectric layer and electrically connected to the contact, and a plurality of second metal lines in the intermetal dielectric layer and electrically connected to the first metal line and the through electrode. The through electrode includes a top surface higher than a top surface of the contact.
    Type: Application
    Filed: February 27, 2017
    Publication date: September 7, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong-Wan Kim, Jung-Hoon HAN, Dong-Sik PARK
  • Publication number: 20170217854
    Abstract: Disclosed herein are a chromium compound represented by Formula 1a or 1b and a catalyst system including the same, exhibiting superior catalytic activity in an olefin trimerization reaction: [{CH3(CH2)3CH(CH2CH3)CO2}2Cr(OH)]??[Formula 1a] [{CH3CH2CH(CH2CH3)CO2}2Cr(OH)]??[Formula 1b].
    Type: Application
    Filed: March 4, 2015
    Publication date: August 3, 2017
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Bun Yeoul LEE, Jong Yeob JEON, Dong Sik PARK
  • Publication number: 20170098630
    Abstract: A semiconductor chip is provided including an integrated circuit on a substrate; pads electrically connected to the integrated circuit; a lower insulating structure defining contact holes exposing the pads, respectively; and first, second and third conductive patterns electrically connected to the pads. The second conductive pattern is between the first conductive pattern and the third conductive pattern when viewed from a plan view. Each of the first to third conductive patterns includes a contact portion filling the contact hole, a first conductive line portion extending in one direction on the lower insulating structure, and a bonding pad portion. Ends of the bonding pad portions of the first and third conductive patterns protrude in the one direction as compared with an end of the bonding pad portion of the second conductive pattern when viewed from a plan view.
    Type: Application
    Filed: August 25, 2016
    Publication date: April 6, 2017
    Inventors: Dong-Sik Park, Jung-Hoon Han
  • Publication number: 20170098622
    Abstract: A semiconductor device, a semiconductor package including the same, and a method of fabricating the same are disclosed.
    Type: Application
    Filed: October 6, 2016
    Publication date: April 6, 2017
    Inventors: Dong-Sik PARK, KYEHEE YEOM
  • Patent number: 9422307
    Abstract: A substituted thieno pyrimidine compound of Formula 1, pharmaceutically acceptable salts and a pharmaceutical composition thereof is provided. The compound of Formula 1 exhibits superior inhibition activity against various protein kinases involved in growth factor signal transduction. The compound of Formula 1 and its compositions are useful for the prevention and treatment of diseases caused by abnormal cell growth including cancer.
    Type: Grant
    Filed: October 22, 2010
    Date of Patent: August 23, 2016
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Tae Bo Sim, Jung Mi Hah, Hwan Geun Choi, Young Jin Ham, Jung Hun Lee, Dong Sik Park, Hwan Kim
  • Patent number: 9085717
    Abstract: The present invention provides an adhesive layer for an electrical connection. The adhesive layer includes a base resin; an ionic optical-curing agent; an optical curing accelerant; and a conductive particle having a size of several to several tens nanometers, wherein the adhesive layer is cured by a UV light, and the UV light is diffused by the optical curing accelerant.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: July 21, 2015
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Yeo-O Youn, Dong-Sik Park, Jeong-Beom Park, Hye-Sun Song, A-Ram Sohn
  • Patent number: 8999973
    Abstract: The present invention relates to a thieno[3,2-d]pyrimidine derivative of formula (I), or a pharmaceutically acceptable salt, hydrate or solvate thereof, which has an excellent inhibitory activity on protein kinases, and a pharmaceutical composition comprising the same is effective in preventing or treating abnormal cell growth diseases.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: April 7, 2015
    Assignees: Hanmi Science Co., Ltd, Korea Institute of Science and Technology, Catholic University Industry Academic Cooperation Foundation
    Inventors: Jung Beom Son, Seung Hyun Jung, Wha II Choi, Young Hee Jung, Jae Yul Choi, Ji Yeon Song, Kyu Hang Lee, Jae Chul Lee, Eun Young Kim, Young Gil Ahn, Maeng Sup Kim, Hwan Geun Choi, Tae Bo Sim, Young Jin Ham, Dong-sik Park, Hwan Kim, Dong-Wook Kim
  • Patent number: 8754209
    Abstract: Disclosed are novel indazole derivatives represented by the following Chemical Formula 1 or pharmaceutically acceptable salts, hydrates or solvates thereof, and pharmaceutical compositions for the prevention or treatment of proliferative diseases, containing the same as an active ingredient. Having potent inhibitory effect against protein kinase, such as b-raf, KDR, Fms, Tie2, SAPK2a and Ret, inducing diseases caused by abnormal cell proliferation, the novel indazole derivatives can be used for the prevention or treatment of diseases caused by abnormal cell proliferation.
    Type: Grant
    Filed: December 4, 2009
    Date of Patent: June 17, 2014
    Assignees: Korea Institute of Science and Technology, Korea Research Institute of Chemical Technology, Korea Research Institute of Bioscience and Biotechnology
    Inventors: Tae Bo Sim, Jung Beom Son, Hwan Kim, Dong Sik Park, Hwan Geun Choi, Young Jin Ham, Jung Mi Hah, Kyung Ho Yoo, Chang Hyun Oh, So Ha Lee, Jae Du Ha, Sung Yun Cho, Byoung Mog Kwon, Dong Cho Han
  • Patent number: 8749071
    Abstract: A semiconductor device may include a first interlayer dielectric layer including a plurality of contacts, a plurality of interconnection patterns disposed on the first interlayer dielectric layer and connected to the contacts, respectively, and a second interlayer dielectric layer disposed on the first interlayer dielectric layer and covering the interconnection patterns. Each of the interconnection patterns may include a first metal pattern, a second metal pattern disposed on the first metal pattern, a first barrier pattern between the contact and the first metal pattern, and a second barrier pattern between the first metal pattern and the second metal pattern. The second metal pattern may expose a portion of a top surface of the second barrier pattern, and the second interlayer dielectric layer may include an air gap between the interconnection patterns adjacent to each other.
    Type: Grant
    Filed: June 3, 2013
    Date of Patent: June 10, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Dong-Sik Park, Sungjin Kim, Seungmo Kang
  • Publication number: 20140153208
    Abstract: The present invention provides an adhesive layer for an electrical connection. The adhesive layer includes a base resin; an ionic optical-curing agent; an optical curing accelerant; and a conductive particle having a size of several to several tens nanometers, wherein the adhesive layer is cured by a UV light, and the UV light is diffused by the optical curing accelerant.
    Type: Application
    Filed: November 27, 2013
    Publication date: June 5, 2014
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Yeo-O YOUN, Dong-Sik PARK, Jeong-Beom PARK, Hye-Sun SONG, A-Ram SOHN
  • Publication number: 20140015137
    Abstract: A semiconductor device may include a first interlayer dielectric layer including a plurality of contacts, a plurality of interconnection patterns disposed on the first interlayer dielectric layer and connected to the contacts, respectively, and a second interlayer dielectric layer disposed on the first interlayer dielectric layer and covering the interconnection patterns. Each of the interconnection patterns may include a first metal pattern, a second metal pattern disposed on the first metal pattern, a first barrier pattern between the contact and the first metal pattern, and a second barrier pattern between the first metal pattern and the second metal pattern. The second metal pattern may expose a portion of a top surface of the second barrier pattern, and the second interlayer dielectric layer may include an air gap between the interconnection patterns adjacent to each other.
    Type: Application
    Filed: June 3, 2013
    Publication date: January 16, 2014
    Inventors: Dong-Sik Park, Sungjin Kim, Seungmo Kang
  • Patent number: 8530009
    Abstract: A liquid crystal display device includes: a bottom frame having a horizontal portion and a vertical portion extending from an edge region of the horizontal portion; a backlight unit disposed on the horizontal portion; a liquid crystal panel on the vertical portion and over the backlight unit; a side frame combined with the bottom frame to surround the vertical portion, the side frame having a step portion; and a side supporting means on the step portion, the side supporting means contacting a side surface of the liquid crystal panel to support the liquid crystal panel, wherein the side supporting means includes a light-curable material that expands due to irradiation of a ultraviolet ray.
    Type: Grant
    Filed: July 5, 2012
    Date of Patent: September 10, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Dong-Sik Park, Jin-Wuk Kim
  • Patent number: 8404509
    Abstract: A method for fabricating an organic electroluminescent display device is provided. The organic electroluminescent display device includes a light-emitting cell having a cathode electrode, an anode electrode and an organic layer interposed therebetween; wherein the cathode electrode is electrically connected to a contact electrode via a contact hole; wherein the contact electrode has acid-resistance with respect to an etchant used in patterning the cathode electrode.
    Type: Grant
    Filed: June 6, 2012
    Date of Patent: March 26, 2013
    Assignee: LG Display Co., Ltd.
    Inventor: Dong-Sik Park
  • Publication number: 20130053370
    Abstract: The present invention relates to a thieno[3,2-d]pyrimidine derivative of formula (I), or a pharmaceutically acceptable salt, hydrate or solvate thereof, which has an excellent inhibitory activity on protein kinases, and a pharmaceutical composition comprising the same is effective in preventing or treating abnormal cell growth diseases.
    Type: Application
    Filed: January 31, 2011
    Publication date: February 28, 2013
    Applicants: HANMI SCIENCE CO., LTD., CATHOLIC UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION, KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jung Beom Son, Seung Hyun Jung, Wha ll Choi, Young Hee Jung, Jae Yul Choi, Ji Yeon Song, Kyu Hang Lee, Jae Chul Lee, Eun Young Kim, Young Gil Ahn, Maeng Sup Kim, Hwan Geun Choi, Tae Bo Sim, Young Jin Ham, Dong-sik Park, Hwan Kim, Dong-Wook Kim
  • Publication number: 20130021554
    Abstract: A liquid crystal display device includes: a bottom frame having a horizontal portion and a vertical portion extending from an edge region of the horizontal portion; a backlight unit disposed on the horizontal portion; a liquid crystal panel on the vertical portion and over the backlight unit; a side frame combined with the bottom frame to surround the vertical portion, the side frame having a step portion; and a side supporting means on the step portion, the side supporting means contacting a side surface of the liquid crystal panel to support the liquid crystal panel, wherein the side supporting means includes a light-curable material that expands due to irradiation of a ultraviolet ray.
    Type: Application
    Filed: July 5, 2012
    Publication date: January 24, 2013
    Inventors: Dong-Sik Park, Jin-Wuk Kim