Patents by Inventor Yun-Ho Kook
Yun-Ho Kook 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).
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Patent number: 10583586Abstract: An imprint mold includes a substrate; a pattern on the substrate and having a multi-layered structure; and an etch stop layer between an upper layer and a lower layer of the pattern.Type: GrantFiled: October 25, 2017Date of Patent: March 10, 2020Assignee: LG Display Co., Ltd.Inventors: Sung-Woo Choi, Chul-Ho Kim, Yun-Ho Kook
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Patent number: 10290830Abstract: An organic light emitting diode display device and a method for manufacturing the same are disclosed where permeation of moisture and oxygen may be prevented. The organic light emitting diode display device includes a protective members including an first inorganic film formed on a substrate to completely cover an organic light emitting diode, an organic film formed on the first inorganic film, and a second inorganic film formed on the first inorganic film and the organic film, wherein the organic film includes a first organic pattern corresponding to upper and side parts of the organic light emitting diode, and at least one second organic pattern being spaced from the first organic pattern and surrounding the first organic pattern, and the second organic pattern has an upper surface having the same height as an upper surface of the first organic pattern.Type: GrantFiled: January 12, 2018Date of Patent: May 14, 2019Assignee: LG Display Co., Ltd.Inventors: Yun-Ho Kook, Tae-Joon Song, Yong-Hee Han
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Publication number: 20180159078Abstract: An organic light emitting diode display device and a method for manufacturing the same are disclosed where permeation of moisture and oxygen may be prevented. The organic light emitting diode display device includes a protective members including an first inorganic film formed on a substrate to completely cover an organic light emitting diode, an organic film formed on the first inorganic film, and a second inorganic film formed on the first inorganic film and the organic film, wherein the organic film includes a first organic pattern corresponding to upper and side parts of the organic light emitting diode, and at least one second organic pattern being spaced from the first organic pattern and surrounding the first organic pattern, and the second organic pattern has an upper surface having the same height as an upper surface of the first organic pattern.Type: ApplicationFiled: January 12, 2018Publication date: June 7, 2018Applicant: LG Display Co., Ltd.Inventors: Yun-Ho Kook, Tae-Joon Song, Yong-Hee Han
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Publication number: 20180148841Abstract: Disclosed are a shower head capable of improving plasma uniformity and a roll-to-roll plasma-processing apparatus including the same. The shower head includes a body including a plurality of flow channels provided therein and a front surface having a concave shape, and a plurality of spray holes formed in the front surface and having the same diameter as one another. Each of the spray holes is connected to a corresponding one of the flow channels so that reaction gas supplied through the flow channels is sprayed from the front surface through the spray holes.Type: ApplicationFiled: November 29, 2017Publication date: May 31, 2018Inventors: Shin-Bok LEE, Yun-Ho KOOK
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Publication number: 20180111291Abstract: An imprint mold includes a substrate; a pattern on the substrate and having a multi-layered structure; and an etch stop layer between an upper layer and a lower layer of the pattern.Type: ApplicationFiled: October 25, 2017Publication date: April 26, 2018Inventors: Sung-Woo CHOI, Chul-Ho KIM, Yun-Ho KOOK
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Patent number: 9887385Abstract: An organic light emitting diode display device and a method for manufacturing the same are disclosed where permeation of moisture and oxygen may be prevented. The organic light emitting diode display device includes a protective members including an first inorganic film formed on a substrate to completely cover an organic light emitting diode, an organic film formed on the first inorganic film, and a second inorganic film formed on the first inorganic film and the organic film, wherein the organic film includes a first organic pattern corresponding to upper and side parts of the organic light emitting diode, and at least one second organic pattern being spaced from the first organic pattern and surrounding the first organic pattern, and the second organic pattern has an upper surface having the same height as an upper surface of the first organic pattern.Type: GrantFiled: December 30, 2014Date of Patent: February 6, 2018Assignee: LG Display Co., Ltd.Inventors: Yun-Ho Kook, Tae-Joon Song, Yong-Hee Han
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Patent number: 9715121Abstract: The present invention is for a switchable 3-dimensional conversion device having a spacer stably formed at a predetermined height by imprinting, a manufacturing method thereof and a stereoscopic image display device using the same, the method includes: providing a first electrode on an inner surface of a first substrate; applying a resin material to the first electrode to a predetermined thickness; placing a mold structure which has a concave part formed with a predetermined depth thereon, on the resin material; stamping the resin material using the mold structure, in order to form a spacer pattern; dry etching the spacer pattern to form a spacer; forming a plurality of second electrodes, which are spaced from one another and have longitudinal axes in one direction, respectively, on a second substrate; and arranging the first and second substrates opposite to each other, bonding the same, and forming a liquid crystal layer between the first and second substrates.Type: GrantFiled: July 1, 2011Date of Patent: July 25, 2017Assignee: LG Display Co., Ltd.Inventors: Yun-Ho Kook, Soon-Sung Yoo, Chul-Ho Kim, Hee-Jin Im
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Patent number: 9337248Abstract: Disclosed is a display device that includes a substrate having an active area and a dead area around the active area; an alignment mark on the inside surface of the substrate in a part of the dead area; and a light-shielding pattern on a rear surface of the substrate in the dead area, the light-shielding pattern including a mark hole for exposing the alignment mark. By providing the light-shielding pattern on a display surface in the dead area, the display device has expanded active display area and improved visual appreciation.Type: GrantFiled: December 22, 2014Date of Patent: May 10, 2016Assignee: LG Display Co., Ltd.Inventors: Seung-Hyun Youk, Chul-Ho Kim, Nam-Kook Kim, Yun-Ho Kook
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Publication number: 20160093684Abstract: Disclosed is a display device that includes a substrate having an active area and a dead area around the active area; an alignment mark on the inside surface of the substrate in a part of the dead area; and a light-shielding pattern on a rear surface of the substrate in the dead area, the light-shielding pattern including a mark hole for exposing the alignment mark. By providing the light-shielding pattern on a display surface in the dead area, the display device has expanded active display area and improved visual appreciation.Type: ApplicationFiled: December 22, 2014Publication date: March 31, 2016Inventors: Seung-Hyun YOUK, Chul-Ho KIM, Nam-Kook KIM, Yun-Ho KOOK
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Publication number: 20160064690Abstract: An organic light emitting diode display device and a method for manufacturing the same are disclosed where permeation of moisture and oxygen may be prevented. The organic light emitting diode display device includes a protective members including an first inorganic film formed on a substrate to completely cover an organic light emitting diode, an organic film formed on the first inorganic film, and a second inorganic film formed on the first inorganic film and the organic film, wherein the organic film includes a first organic pattern corresponding to upper and side parts of the organic light emitting diode, and at least one second organic pattern being spaced from the first organic pattern and surrounding the first organic pattern, and the second organic pattern has an upper surface having the same height as an upper surface of the first organic pattern.Type: ApplicationFiled: December 30, 2014Publication date: March 3, 2016Applicant: LG DISPLAY CO., LTD.Inventors: Yun-Ho Kook, Tae-Joon Song, Yong-Hee Han
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Patent number: 8882953Abstract: Disclosed is a method for fabricating a cliché that can prevent formation of a defective thin film pattern, and a method for forming a thin film pattern using the same. The method for fabricating a cliché includes providing a base substrate having first and second regions, forming a first depressed pattern having a first depth and a first width at a first region, and a second depressed pattern having a second width greater than the first width and a depth the same with the first depth at a second region, forming a protective film for exposing the second region and covering the first region, the protective film having adhesivity, forming the second depressed pattern to have a second depth deeper than the first depth of the first depressed pattern at the first region by using the protective film having the adhesivity, and removing the protective film.Type: GrantFiled: October 25, 2010Date of Patent: November 11, 2014Assignee: LG Display Co., Ltd.Inventors: Yun-Ho Kook, Chul-Ho Kim, Sang-Chul Jung, Jeong-Hoon Lee, Nam-Kook Kim, Jun-Young Yang
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Patent number: 8462307Abstract: A LCD device and its fabrication method as discussed. According to an embodiment, the LCD device includes a plurality of gate lines and data lines arranged on a substrate to define a plurality of unit pixels; thin film transistors (TFTs) each formed at an intersecting region of the gate lines and the data lines; a plurality of gate pad portions and data pad portions formed at end portions of the gate lines and the data lines, respectively, at least one of the gate and data pad portions being made up of at least two pad unit portions, each pad unit portion having at least one contact hole such that the contact holes of one of the plurality of gate or data pad portions are arranged in a zigzag or an oblique line format; and pixel electrodes formed at the unit pixels.Type: GrantFiled: January 14, 2011Date of Patent: June 11, 2013Assignee: LG Display Co., Ltd.Inventors: Yun-Ho Kook, Soon-Sung Yoo, Youn-Gyoung Chang, Seung-Hee Nam, Nam-Kook Kim
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Publication number: 20120001890Abstract: The present invention is for a switchable 3-dimensional conversion device having a spacer stably formed at a predetermined height by imprinting, a manufacturing method thereof and a stereoscopic image display device using the same, the method includes: providing a first electrode on an inner surface of a first substrate; applying a resin material to the first electrode to a predetermined thickness; placing a mold structure which has a concave part formed with a predetermined depth thereon, on the resin material; stamping the resin material using the mold structure, in order to form a spacer pattern; dry etching the spacer pattern to form a spacer; forming a plurality of second electrodes, which are spaced from one another and have longitudinal axes in one direction, respectively, on a second substrate; and arranging the first and second substrates opposite to each other, bonding the same, and forming a liquid crystal layer between the first and second substrates.Type: ApplicationFiled: July 1, 2011Publication date: January 5, 2012Inventors: Yun-Ho KOOK, Soon-Sung Yoo, Chul-Ho Kim, Hee-Jin Im
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Publication number: 20110132527Abstract: Disclosed is a method for fabricating a cliché that can prevent formation of a defective thin film pattern, and a method for forming a thin film pattern using the same. The method for fabricating a cliché includes providing a base substrate having first and second regions, forming a first depressed pattern having a first depth and a first width at a first region, and a second depressed pattern having a second width greater than the first width and a depth the same with the first depth at a second region, forming a protective film for exposing the second region and covering the first region, the protective film having adhesivity, forming the second depressed pattern to have a second depth deeper than the first depth of the first depressed pattern at the first region by using the protective film having the adhesivity, and removing the protective film.Type: ApplicationFiled: October 25, 2010Publication date: June 9, 2011Inventors: Yun-Ho KOOK, Chul-Ho KIM, Sang-Chul JUNG, Jeong-Hoon LEE, Nam-Kook KIM, Jun-Young YANG
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Publication number: 20110116028Abstract: A LCD device and its fabrication method as discussed. According to an embodiment, the LCD device includes a plurality of gate lines and data lines arranged on a substrate to define a plurality of unit pixels; thin film transistors (TFTs) each formed at an intersecting region of the gate lines and the data lines; a plurality of gate pad portions and data pad portions formed at end portions of the gate lines and the data lines, respectively, at least one of the gate and data pad portions being made up of at least two pad unit portions, each pad unit portion having at least one contact hole such that the contact holes of one of the plurality of gate or data pad portions are arranged in a zigzag or an oblique line format; and pixel electrodes formed at the unit pixels.Type: ApplicationFiled: January 14, 2011Publication date: May 19, 2011Inventors: Yun-Ho Kook, Soon-Sung Yoo, Youn-Gyoung Chang, Seung-Hee Nam, Nam-Kook Kim
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Patent number: 7884913Abstract: A LCD device and its fabrication method as discussed. According to an embodiment, the LCD device includes a plurality of gate lines and data lines arranged on a substrate to define a plurality of unit pixels; thin film transistors (TFTs) each formed at an intersecting region of the gate lines and the data lines; a plurality of gate pad portions and data pad portions formed at end portions of the gate lines and the data lines, respectively, at least one of the gate and data pad portions being made up of at least two pad unit portions, each pad unit portion having at least one contact hole such that the contact holes of one of the plurality of gate or data pad portions are arranged in a zigzag or an oblique line format; and pixel electrodes formed at the unit pixels.Type: GrantFiled: December 11, 2008Date of Patent: February 8, 2011Assignee: LG Display Co., Ltd.Inventors: Yun-Ho Kook, Soon-Sung Yoo, Youn-Gyoung Chang, Seung-Hee Nam, Nam-Kook Kim
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Publication number: 20090268146Abstract: A LCD device and its fabrication method as discussed. According to an embodiment, the LCD device includes a plurality of gate lines and data lines arranged on a substrate to define a plurality of unit pixels; thin film transistors (TFTs) each formed at an intersecting region of the gate lines and the data lines; a plurality of gate pad portions and data pad portions formed at end portions of the gate lines and the data lines, respectively, at least one of the gate and data pad portions being made up of at least two pad unit portions, each pad unit portion having at least one contact hole such that the contact holes of one of the plurality of gate or data pad portions are arranged in a zigzag or an oblique line format; and pixel electrodes formed at the unit pixels.Type: ApplicationFiled: December 11, 2008Publication date: October 29, 2009Inventors: Yun-Ho KOOK, Soon-Sung Yoo, Youn-Gyoung Chang, Seung-Hee Nam, Nam-Kook Kim