Patents by Inventor Keun Hee Lee

Keun Hee 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).

  • Publication number: 20200383892
    Abstract: Provided is a composition for preventing or improving UV-induced skin damage that contains hydrangenol derived from the extract of Hydrangea serrata as an active ingredient. The composition containing hydrangenol derived from the extract of Hydrangea serrata is able to increase secretion of hyaluronic acid and procollagen type-1 and inhibit secretion of MMP-1 in skin cells, and therefore effective in preventing or improving UV-induced damage of skin cells. Accordingly, the hydrangenol-containing composition is usefully available as a quasi-drug, drug, food, or cosmetic composition.
    Type: Application
    Filed: April 27, 2018
    Publication date: December 10, 2020
    Inventors: Sun Hee LEE, Keun Suk LEE, Hyoun Jea KIM, Kyung Tae LEE, Ji Sun SHIN, Yu Kyong SHIN, Hye Shin AHN
  • Patent number: 10847416
    Abstract: A semiconductor device with improved product reliability and a method of fabricating the semiconductor are provided. The semiconductor device includes a substrate, a gate electrode on the substrate, a first spacer on a sidewall of the gate electrode, a conductive contact on a sidewall of the first spacer to protrude beyond a top surface of the gate electrode, a trench defined by the top surface of the gate electrode, a top surface of the first spacer, and sidewalls of the contact, an etching stop layer extending along at least parts of sidewalls of the trench and a bottom surface of the trench, and a capping pattern on the etching stop layer to fill the trench, wherein the capping pattern includes silicon oxide or a low-k material having a lower permittivity than silicon oxide.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: November 24, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Keun Hee Bai, Sung Woo Kang, Kee Sang Kwon, Dong Seok Lee, Sang Hyun Lee, Jeong Yun Lee, Yong-Ho Jeon
  • Publication number: 20200319516
    Abstract: A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.
    Type: Application
    Filed: June 23, 2020
    Publication date: October 8, 2020
    Inventors: Kyoung Won PARK, Baek Hee LEE, Min Ki NAM, Hyeok Jin LEE, Keun Chan OH, Jae Jin LYU, Baek Kyun JEON, Sungjun KOH, Doh Chang LEE
  • Publication number: 20200313298
    Abstract: Disclosed is a patch antenna, which is formed so that the upper surface of a dielectric layer has a wider area than the lower surface thereof and is mounted on a printed circuit board to form an air gap, thus maximizing antenna performance while implementing lightweight. The disclosed patch antenna includes a dielectric layer, a radiation patch formed on the upper surface of the dielectric layer, and a lower patch formed on the lower surface of the dielectric layer; and the dielectric layer is formed so that an area of the upper surface is wider than an area of the lower surface to form an air gap between the printed circuit board and the dielectric layer.
    Type: Application
    Filed: June 2, 2017
    Publication date: October 1, 2020
    Inventors: Chul HWANG, In-Jo JEONG, Sang-O KIM, Hyun-Woo OH, Dong-Hwan KOH, Won-Hee LEE, Tae-Byung PARK, Gi-Cho KANG, Keun-Ho BAEK
  • Patent number: 10788721
    Abstract: A liquid crystal display is provided. A liquid crystal display comprising: an insulating substrate, a plurality of pixels disposed on the insulating substrate, and a display area in which the pixels are arranged in rows and columns, wherein four pixels arranged successively in a row direction form a domain pattern, and the domain pattern is repeated in the row direction and a column direction in the display area, wherein each pixel in first and second rows of the domain pattern has a first domain orientation, and each pixel in third and fourth rows of the domain pattern has a second domain orientation that is different from the first domain orientation.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: September 29, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Hee Jang, Hyun Sup Lee, Jung Hun Noh, Keun Kyu Song, Byung Seok Choi
  • Patent number: 10759462
    Abstract: A steering wheel structure configured to control cooling and heating, the steering wheel structure including: an inner layer forming a rim of the steering wheel; and an outer layer surrounding at least a part of the inner layer; wherein the outer layer including, an outer circumferential part forming at least a part of outer circumference of the outer layer; at least one gap disconnecting the outer circumferential part; and a cold-hot adjusting part formed in the at least one gap; wherein the cold-hot adjusting part has a lower heat capacity and a higher thermal conductivity than the outer circumferential forming part.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: September 1, 2020
    Assignee: MI-SEOJIN, INC.
    Inventors: Seo Young Kim, Hang Cheol Choi, Keun Hee Lee
  • Patent number: 10725340
    Abstract: A quantum dot, a color conversion panel, and a display device, the quantum dot including a core; and a shell layer positioned outside of the core, wherein at least one of the core and the shell layer is doped with aluminum, silicon, titanium, magnesium, or zinc, and the core includes a Group III-V compound.
    Type: Grant
    Filed: November 8, 2017
    Date of Patent: July 28, 2020
    Assignees: Samsung Display Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Kyoung Won Park, Baek Hee Lee, Min Ki Nam, Hyeok Jin Lee, Keun Chan Oh, Jae Jin Lyu, Baek Kyun Jeon, Sungjun Koh, Doh Chang Lee
  • Patent number: 10723949
    Abstract: Disclosed is a liquid crystal composition including at least one compound selected from the group consisting of a liquid crystal compound expressed by Formula 1-1 and a liquid crystal compound expressed by Formula 1-2; at least one compound selected from the group consisting of a self-alignment compound expressed by Formula 2-1 and a self-alignment compound expressed by Formula 2-2; and at least one compound selected from the group consisting of a reactive mesogen expressed by Formula 3-1, a reactive mesogen expressed by Formula 3-2, a reactive mesogen expressed by Formula 3-3, a reactive mesogen expressed by Formula 3-4, and a reactive mesogen expressed by Formula 3-5. The liquid crystal composition also has negative dielectric anisotropy.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: July 28, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sun Young Kwon, Min-Hee Kim, Ji Eun Jang, Il Joon Kang, Jong Ho Son, Keun Chan Oh, Chang-Hun Lee
  • Patent number: 10647918
    Abstract: A liquid crystal composition includes: at least one liquid crystal compound selected from the group consisting of Chemical Formulas 1-1 to 1-8; at least one self-aligned compound selected from the group consisting of Chemical Formulas 2-1 and 2-2; and at least one reactive mesogen selected from the group consisting of Chemical Formulas 3-1 to 3-5. Compositions and devices constructed therewith are capable of ameliorating liquid crystal drip spots that typically occur in a manufacturing process. In addition, the display devices using the composition do not require an additional alignment layer, which simplifies manufacturing.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: May 12, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Eun Jang, Sun Young Kwon, Min-Hee Kim, Jong Ho Son, Keun Chan Oh, Chang-Hun Lee
  • Publication number: 20200126968
    Abstract: An integrated circuit including a first standard cell including, first transistors, the first transistors being first unfolded transistors, a first metal pin, a second metal pin, and a third metal pin on a first layer, the first metal pin and the second metal pin having a first minimum metal center-to-metal center pitch therebetween less than or equal to 80 nm, a fourth metal pin and a fifth metal pin at a second layer, the fourth metal pin and the fifth metal pin extending in a second direction, the second direction being perpendicular to the first direction, a first via between the first metal pin and the fourth metal pin, and a second via between the third metal pin and the fifth metal pin such that a first via center-to-via center space between the first via and the second via is greater than double the first minimum metal center-to-metal center pitch.
    Type: Application
    Filed: December 23, 2019
    Publication date: April 23, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jae-Woo SEO, Jin Tae KIM, Tae Joong SONG, Hyoung-Suk OH, Keun Ho LEE, Dal Hee LEE, Sung We CHO
  • Patent number: 10629604
    Abstract: A semiconductor device includes a substrate, a fin active region pattern on the substrate, the fin active region pattern including an upper region and a lower region, a device isolation layer pattern surrounding the fin active region pattern, a gate pattern on the upper region of the fin active region pattern, and a stressor on the lower region of the fin active region pattern, wherein a top surface of the device isolation layer pattern is lower than a top surface of the upper region and higher than a top surface of the lower region.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: April 21, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Keun-hee Bai, Myeong-cheol Kim, Kwan-heum Lee, Do-hyoung Kim, Jin-wook Lee, Seung-mo Ha, Dong-Hoon Khang
  • Publication number: 20200083455
    Abstract: An apparatus for manufacturing an organic material includes an outer tube including an internal accommodating space, and at least one loading inner tube and at least one collecting inner tube disposed in the accommodation space, the loading inner tube including a mesh boat disposed in a first direction in which the loading inner tube extends.
    Type: Application
    Filed: September 5, 2019
    Publication date: March 12, 2020
    Inventors: Keun Hee HAN, Jong Woo LEE, Myung Ki LEE, Suk KI, Jeong Hyeon SON
  • Publication number: 20200075324
    Abstract: In a plasma deposition method, a substrate is loaded onto a substrate stage within a chamber. A first plasma is generated at a region separated from the substrate by a first distance. A first process gas is supplied to the first plasma region to perform a pre-treatment process on the substrate. A second plasma is generated at a region separated from the substrate by a second distance different from the first distance. A second process gas is supplied to the second plasma region to perform a deposition process on the substrate.
    Type: Application
    Filed: April 16, 2019
    Publication date: March 5, 2020
    Inventors: Kaoru YAMAMOTO, Chang-Hyun KIM, Hyun-Jae SONG, Keun-Wook SHIN, Hyeon-Jin SHIN, Sung-Joo AN, Chang-Seok LEE, Kee-Young JUN, Geun-O JEONG, Jang-Hee LEE
  • Patent number: 10553574
    Abstract: An integrated circuit including a first standard cell including, first transistors, the first transistors being first unfolded transistors, a first metal pin, a second metal pin, and a third metal pin on a first layer, the first metal pin and the second metal pin having a first minimum metal center-to-metal center pitch therebetween less than or equal to 80 nm, a fourth metal pin and a fifth metal pin at a second layer, the fourth metal pin and the fifth metal pin extending in a second direction, the second direction being perpendicular to the first direction, a first via between the first metal pin and the fourth metal pin, and a second via between the third metal pin and the fifth metal pin such that a first via center-to-via center space between the first via and the second via is greater than double the first minimum metal center-to-metal center pitch.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: February 4, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Woo Seo, Jin Tae Kim, Tae Joong Song, Hyoung-Suk Oh, Keun Ho Lee, Dal Hee Lee, Sung We Cho
  • Publication number: 20200027786
    Abstract: A semiconductor device includes gates extending in a first direction on a substrate, each gate of the gates including a gate insulation layer, a gate electrode, and a first spacer, first contact plugs contacting the substrate between adjacent ones of the gates, the first contact plugs being spaced apart from sidewalls of corresponding ones of the gates, a second contact plug contacting an upper surface of a corresponding gate electrode, the second contact plug being between first contact plugs, and an insulation spacer in a gap between the second contact plug and an adjacent first contact plug, the insulation spacer contacting sidewalls of the second contact plug and the adjacent first contact plug, and upper surfaces of the second contact plug and the adjacent first contact plug being substantially coplanar with each other.
    Type: Application
    Filed: February 22, 2019
    Publication date: January 23, 2020
    Inventors: Sang-Hyun LEE, Sung-Woo KANG, Keun-Hee BAI, Hak-Yoon AHN, Seong-Han OH, Young-Mook OH
  • Patent number: 10535315
    Abstract: A display device including a liquid crystal panel assembly including a plurality of pixels, a data driver applying a data voltage to a plurality of data lines which is connected to the plurality of pixels, and a common voltage generator providing a common voltage to the liquid crystal panel assembly, in which the common voltage is an optimal common voltage for a maximum grayscale at which a flicker is minimized while a data voltage with a maximum grayscale is applied to the plurality of pixels.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: January 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joon-Hyung Park, Sun Young Kwon, Min-Hee Kim, Ji Hong Bae, Jong Ho Son, Keun Chan Oh, Kyung Hee Lee, Kang Seob Jeong, Kyung Seon Tak
  • Publication number: 20190364230
    Abstract: In a method of processing data for a dynamic vision sensor, changes of light are detected by the dynamic vision sensor to output a plurality of event frames. A data format conversion is performed to convert the plurality of event frames into at least one image frame. An image compression is performed to compress the at least one image frame.
    Type: Application
    Filed: January 7, 2019
    Publication date: November 28, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong-Hee YEO, Hyun-Surk RYU, Keun-Joo PARK, Hyun-Ku LEE, Hee-Jae JUNG
  • Publication number: 20190324330
    Abstract: A liquid crystal display is provided. A liquid crystal display comprising: an insulating substrate, a plurality of pixels disposed on the insulating substrate, and a display area in which the pixels are arranged in rows and columns, wherein four pixels arranged successively in a row direction form a domain pattern, and the domain pattern is repeated in the row direction and a column direction in the display area, wherein each pixel in first and second rows of the domain pattern has a first domain orientation, and each pixel in third and fourth rows of the domain pattern has a second domain orientation that is different from the first domain orientation.
    Type: Application
    Filed: July 1, 2019
    Publication date: October 24, 2019
    Inventors: Sang Hee Jang, Hyun Sup Lee, Jung Hun Noh, Keun Kyu Song, Byung Seok Choi
  • Publication number: 20190295889
    Abstract: A semiconductor device with improved product reliability and a method of fabricating the semiconductor are provided. The semiconductor device includes a substrate, a gate electrode on the substrate, a first spacer on a sidewall of the gate electrode, a conductive contact on a sidewall of the first spacer to protrude beyond a top surface of the gate electrode, a trench defined by the top surface of the gate electrode, a top surface of the first spacer, and sidewalls of the contact, an etching stop layer extending along at least parts of sidewalls of the trench and a bottom surface of the trench, and a capping pattern on the etching stop layer to fill the trench, wherein the capping pattern includes silicon oxide or a low-k material having a lower permittivity than silicon oxide.
    Type: Application
    Filed: October 31, 2018
    Publication date: September 26, 2019
    Inventors: Keun Hee BAI, Sung Woo KANG, Kee Sang KWON, Dong Seok LEE, Sang Hyun LEE, Jeong Yun LEE, Yong-Ho JEON
  • Patent number: 10379407
    Abstract: A liquid crystal display is provided. A liquid crystal display comprising: an insulating substrate, a plurality of pixels disposed on the insulating substrate, and a display area in which the pixels are arranged in rows and columns, wherein four pixels arranged successively in a row direction form a domain pattern, and the domain pattern is repeated in the row direction and a column direction in the display area, wherein each pixel in first and second rows of the domain pattern has a first domain orientation, and each pixel in third and fourth rows of the domain pattern has a second domain orientation that is different from the first domain orientation.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: August 13, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Hee Jang, Hyun Sup Lee, Jung Hun Noh, Keun Kyu Song, Byung Seok Choi