Patents by Inventor Eun-Guk Lee
Eun-Guk Lee 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: 11318870Abstract: A seat back frame for a vehicle according to an embodiment of the present invention comprises: a frame body consisting of a thermoplastic fiber reinforced composite material; a reinforcing agent joined to the inside of the frame body; and a cover sheet joined to the outside of the frame body. According to the present invention, the frame is lightweight while maintaining rigidity and strength like a steel frame, and a cover sheet is joined thereto, thereby enabling a board which is further joined to the seat back frame to be omitted, which leads to the achievement of a slimmed and fabric-integrated seat back frame for a vehicle. Also, a cover sheet is joined to a body frame by using a vacuum adsorption scheme, which leads to the achievement of a method for manufacturing a seat back frame for a vehicle having improved joining force and increased merchantability.Type: GrantFiled: November 16, 2018Date of Patent: May 3, 2022Assignee: LG HAUSYS, LTD.Inventors: Hyoung-Jun Moon, Sang-Hyeon Park, Yong-Kil Kil, Dong-Gwan Kim, Yong-Han Kang, Hee-June Kim, Eun-Guk Lee
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Patent number: 11181768Abstract: A display device includes a display panel; a color conversion display panel overlapping the display panel; and a polarizing plate positioned between the display panel and the color conversion display panel, wherein the polarizing plate may include a polarization film and a transfer layer overlapping the polarization film, the transfer layer may be positioned between the polarization film and the display panel, and the transfer layer may include an acrylamide-based compound.Type: GrantFiled: January 1, 2018Date of Patent: November 23, 2021Assignee: Samsung Display Co., Ltd.Inventors: Sang-Gil Lee, Byung-Gon Kum, Eun Guk Lee
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Publication number: 20210351455Abstract: Provided is a battery case for an electric car. The battery case includes a support part configured such that a battery module is seated and supported and including a sidewall extending upwards from an edge portion thereof, an inner frame coupled to a top surface of the support part to partition a seat part of the battery module, and an outer frame coupled to an outer surface of the support part.Type: ApplicationFiled: September 20, 2019Publication date: November 11, 2021Inventors: Do-Hyoung Kim, Hyun-Jin Choi, Kwon-Taek Kim, Ae-Ri Oh, Chan-Ho Jung, Ha-Jeong Seo, Eun-Guk Lee, Hee-June Kim
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Publication number: 20210296728Abstract: Provided is a lower protecting plate of a battery module for an electric car. The lower protecting plate may include a fiber-reinforced plastic composite formed of a lamination sheet including at least one of first and second sheets. The first sheet may include matrix resin and reinforced fiber in the form of long fiber. The second sheet may include matrix resin and reinforced fiber in the form of fabric woven by continuous fiber.Type: ApplicationFiled: June 8, 2021Publication date: September 23, 2021Inventors: Do-Hyoung Kim, Hyun-Jin Choi, Kwon-Taek Kim, Ae-Ri Oh, Chan-Ho Jung, Ha-Jeong Seo, Eun-Guk Lee, Hee-June Kim
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Publication number: 20200324673Abstract: A seat back frame for a vehicle according to an embodiment of the present invention comprises: a frame body consisting of a thermoplastic fiber reinforced composite material; a reinforcing agent joined to the inside of the frame body; and a cover sheet joined to the outside of the frame body. According to the present invention, the frame is lightweight while maintaining rigidity and strength like a steel frame, and a cover sheet is joined thereto, thereby enabling a board which is further joined to the seat back frame to be omitted, which leads to the achievement of a slimmed and fabric-integrated seat back frame for a vehicle. Also, a cover sheet is joined to a body frame by using a vacuum adsorption scheme, which leads to the achievement of a method for manufacturing a seat back frame for a vehicle having improved joining force and increased merchantability.Type: ApplicationFiled: November 16, 2018Publication date: October 15, 2020Inventors: Hyoung-Jun MOON, Sang-Hyeon PARK, Yong-Kil KIL, Dong-Gwan KIM, Yong-Han KANG, Hee-June KIM, Eun-Guk LEE
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Patent number: 10705374Abstract: An optical member including a light guide plate, a low refractive layer disposed on an upper surface of the light guide plate and having a lower refractive index than the light guide plate, a wavelength conversion layer disposed on the low refractive layer, a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive layer, and an optical pattern formed on a lower surface of the light guide plate.Type: GrantFiled: January 22, 2018Date of Patent: July 7, 2020Assignee: Samsung Display Co., Ltd.Inventors: Sang Won Lee, Seong Yong Hwang, Tae Gil Kang, Sung Hoon Kim, Eun Guk Lee
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Publication number: 20190025640Abstract: A display device includes a display panel; a color conversion display panel overlapping the display panel; and a polarizing plate positioned between the display panel and the color conversion display panel, wherein the polarizing plate may include a polarization film and a transfer layer overlapping the polarization film, the transfer layer may be positioned between the polarization film and the display panel, and the transfer layer may include an acrylamide-based compound.Type: ApplicationFiled: January 1, 2018Publication date: January 24, 2019Inventors: Sang-Gil LEE, Byung-Gon Kum, Eun Guk Lee
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Publication number: 20190011779Abstract: An optical member including a light guide plate, a low refractive layer disposed on an upper surface of the light guide plate and having a lower refractive index than the light guide plate, a wavelength conversion layer disposed on the low refractive layer, a passivation layer disposed on the wavelength conversion layer and covering a side surface of the wavelength conversion layer and a side surface of the low refractive layer, and an optical pattern formed on a lower surface of the light guide plate.Type: ApplicationFiled: January 22, 2018Publication date: January 10, 2019Inventors: Sang Won Lee, Seong Yong Hwang, Tae Gil Kang, Sung Hoon Kim, Eun Guk Lee
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Publication number: 20190011758Abstract: A display device includes: a lower panel through which incident light passes and including a substrate on which a thin film transistor is disposed; a color conversion display panel from which converted light is emitted to display an image and overlapping the lower panel; and a polarization film between the lower panel and the color conversion display panel. The color conversion display panel includes a substrate on which are disposed: a first color conversion layer including first semiconductor nanocrystals which convert the incident light to the converted light; a second color conversion layer including second semiconductor nanocrystals which convert the incident light to the converted light; and a transmission layer through which unconverted incident light passes. The substrate of the lower panel or the color conversion display panel includes a flexible substrate including a polymer.Type: ApplicationFiled: December 18, 2017Publication date: January 10, 2019Inventors: Sang-Gil Lee, Byung-Gon Kum, Eun Guk Lee
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Patent number: 9268170Abstract: An array substrate includes; a substrate, a gate line and a data line disposed on the substrate, a thin film transistor (“TFT”) electrically connected to the gate line and the data line, a light blocking member disposed on the substrate and a first color filter and a second color filter disposed on the substrate. The light blocking member covers a portion of the first color filter and the second color filter covers a portion of the light blocking member.Type: GrantFiled: August 11, 2014Date of Patent: February 23, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byung-Duk Yang, Eun-Guk Lee, Se-Hwan Yu, Kyoung-Tai Han, Su-Hyoung Kang, Kyung-Sook Jeon
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Patent number: 8958021Abstract: An exemplary embodiment of the present invention discloses a display substrate including a pixel connected to a first gate line and a data line. The pixel includes a first sub-pixel including a first liquid crystal capacitor and a first switching element including a gate electrode connected to the first gate line, a source electrode connected to the data line, and a drain electrode connected to the first liquid crystal capacitor. The pixel also includes a second sub-pixel including a second liquid crystal capacitor and a second switching element including a gate electrode connected to the first gate line, a source electrode connected to the data line, and a drain electrode connected to the second liquid crystal capacitor. The pixel further includes a controller including a control capacitor and a control switching element, the control switching element connected between a terminal of the control capacitor and the drain electrode of the second switching element.Type: GrantFiled: April 6, 2011Date of Patent: February 17, 2015Assignee: Samsung Display Co., Ltd.Inventors: Soo-Wan Yoon, Joon-Chul Goh, Eun-Guk Lee, Young-Soo Yoon, Dong-Yoon Kim, Byung-Duk Yang
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Patent number: 8946005Abstract: A thin-film transistor includes a semiconductor pattern, source and drain electrodes and a gate electrode, the semiconductor pattern is formed on a base substrate, and the semiconductor pattern includes metal oxide. The source and drain electrodes are formed on the semiconductor pattern such that the source and drain electrodes are spaced apart from each other and an outline of the source and drain electrodes is substantially same as an outline of the semiconductor pattern. The gate electrode is disposed in a region between the source and drain electrodes such that portions of the gate electrode are overlapped with the source and drain electrodes. Therefore, leakage current induced by light is minimized. As a result, characteristics of the thin-film transistor are enhanced, after-image is reduced to enhance display quality, and stability of manufacturing process is enhanced.Type: GrantFiled: February 18, 2011Date of Patent: February 3, 2015Assignee: Samsung Display Co., Ltd.Inventors: Je-Hun Lee, Do-Hyun Kim, Eun-Guk Lee, Chang-Oh Jeong
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Patent number: 8912991Abstract: A liquid crystal display includes: a first gate line; a first data line crossing the first gate line; a first switching element connected with the first gate line and the first data line; a second switching element connected with the first gate line and the first data line; a first liquid crystal capacitor connected with the first switching element; a second liquid crystal capacitor connected with the second switching element; a boost switching element which is turned on during a time period not overlapping a time period during which the first switching element is turned on; and a boost capacitor including a first terminal connected with the boost switching element and a second terminal connected with the first liquid crystal capacitor.Type: GrantFiled: July 22, 2011Date of Patent: December 16, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jong-In Kim, Min-Wook Park, Eun-Guk Lee, Young-Goo Song, Kyoung-Tai Han, Hyuk-Jin Kim, Hak-Bum Choi, Hyo-Seop Kim
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Publication number: 20140349426Abstract: An array substrate includes; a substrate, a gate line and a data line disposed on the substrate, a thin film transistor (“TFT”) electrically connected to the gate line and the data line, a light blocking member disposed on the substrate and a first color filter and a second color filter disposed on the substrate. The light blocking member covers a portion of the first color filter and the second color filter covers a portion of the light blocking member.Type: ApplicationFiled: August 11, 2014Publication date: November 27, 2014Inventors: Byung-Duk YANG, Eun-Guk LEE, Se-Hwan YU, Kyoung-Tai HAN, Su-Hyoung KANG, Kyung-Sook JEON
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Patent number: 8873001Abstract: A display substrate and a display device are provided. The display substrate includes a substrate having a shielding area and a pixel area, and a black matrix layer disposed in the shielding area of the substrate and having a column spacer and a peripheral portion other than the column spacer, wherein an area of the peripheral portion of the black matrix layer relative to unit pixel area is approximately 11% or less.Type: GrantFiled: July 18, 2011Date of Patent: October 28, 2014Assignee: Samsung Display Co., Ltd.Inventors: Eun-Guk Lee, Woo-Jung Shin, Sang-Ki Kwak, Dong-Yoon Kim
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Patent number: 8841668Abstract: An array substrate includes; a substrate, a gate line and a data line disposed on the substrate, a thin film transistor (“TFT”) electrically connected to the gate line and the data line, a light blocking member disposed on the substrate and a first color filter and a second color filter disposed on the substrate. The light blocking member covers a portion of the first color filter and the second color filter covers a portion of the light blocking member.Type: GrantFiled: March 31, 2009Date of Patent: September 23, 2014Assignee: Samsung Display Co., Ltd.Inventors: Byung-Duk Yang, Eun-Guk Lee, Se-Hwan Yu, Kyoung-Tai Han, Su-Hyoung Kang, Kyung-Sook Jeon
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Patent number: 8643012Abstract: A method of forming a display substrate includes forming an array layer on a substrate, forming a passivation layer on the array layer, forming a photoresist pattern on the passivation layer corresponding to a gate line, a source line and a thin-film transistor of the array layer, etching the passivation layer using the photoresist pattern as a mask, Non-uniformly surface treating a surface of the photoresist pattern, forming a transparent electrode layer on the substrate having the surface-treated photoresist pattern formed thereon and forming a pixel electrode. The forming a pixel electrode includes removing the photoresist pattern and the transparent electrode layer, such as by infiltrating a strip solution into the surface-treated photoresist pattern.Type: GrantFiled: November 23, 2010Date of Patent: February 4, 2014Assignee: Samsung Display Co., Ltd.Inventors: Min-Seok Oh, Bong-Kyu Shin, Sang-Gab Kim, Eun-Guk Lee, Hong-Kee Chin, Yu-Gwang Jeong, Seung-Ha Choi
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Patent number: 8610864Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a pixel electrode including a first subpixel electrode and a second subpixel electrode with a gap therebetween; a common electrode facing the pixel electrode; and a liquid crystal layer formed between the pixel electrode and the common electrode, and including a plurality of liquid crystal molecules, wherein the first and second subpixel electrodes include a plurality of minute branches, the first and second subpixel electrodes include a plurality of subregions having different length directions of the minute branches, and the width of the minute branches is wider than an interval between the neighboring minute branches.Type: GrantFiled: September 16, 2009Date of Patent: December 17, 2013Assignee: Samsung Display Co., Ltd.Inventors: Eun-Guk Lee, Byung-Duk Yang, Hyang-Shik Kong, Se-Hwan Yu, Sang-ki Kwak, Kyoung-Tai Han, Dong-Yoon Kim
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Patent number: 8507956Abstract: Provided are a wire structure, a method for fabricating a wire, a thin film transistor (TFT) substrate and a method for fabricating a TFT substrate. The wire structure includes a barrier layer formed on a substrate and including a copper layer and a copper solid solution layer.Type: GrantFiled: March 18, 2011Date of Patent: August 13, 2013Assignee: Samsung Display Co., Ltd.Inventors: Je-Hun Lee, Chang-Oh Jeong, Eun-Guk Lee, Do-Hyun Kim
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Patent number: 8502949Abstract: A display panel includes a first display substrate, a second display substrate, and a liquid crystal layer. The first display substrate includes a first base substrate having a plurality of display cells, a plurality of data lines, a plurality of gate lines, and a plurality of pixel electrodes. The data lines, the gate lines and the pixel electrodes are respectively separated in each of the display cells. The second display substrate includes a second base substrate, a light blocking pattern corresponding to the data lines and the gate lines, a common electrode facing the pixel electrodes, and a common line overlapping with the blocking pattern. The liquid crystal layer is disposed between the first and second display substrate.Type: GrantFiled: April 11, 2011Date of Patent: August 6, 2013Assignee: Samsung Display Co., Ltd.Inventors: Kyoung-Tai Han, Eun-Guk Lee, Young-Goo Song, Hyuk-Jin Kim, Min-Wook Park, Jong-In Kim, Hyo-Seop Kim