Patents by Inventor Kyung-Moon KO

Kyung-Moon KO 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: 11732142
    Abstract: The present invention relates to an anti-reflective film having mechanical properties such as high abrasion resistance and scratch resistance and excellent optical properties, and a polarizing plate and a display apparatus including the same.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: August 22, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Jinseok Byun, Kyung Moon Ko, Sang Heon Lee, Kwangseok Seo, Yeongrae Chang
  • Patent number: 11724944
    Abstract: A compound semiconductor which has an improved thermoelectric performance index together with excellent electrical conductivity, and thus may be utilized for various purposes such as a thermoelectric conversion material of thermoelectric conversion devices, solar cells, and the like, and to a method for preparing the same.
    Type: Grant
    Filed: December 20, 2017
    Date of Patent: August 15, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Kyung Moon Ko, Cheol Hee Park, Min Kyoung Kim, Chee Sung Park, Myung Jin Jung, Yu Ho Min
  • Publication number: 20230003921
    Abstract: The present disclosure relates to an anti-reflective film comprising: a hard coating layer; and a low refractive index layer, wherein a particle-mixed layer containing both hollow inorganic nanoparticles and solid inorganic nanoparticles and having a thickness of 1.5 nm to 22 nm exists in the low refractive index layer, and wherein the anti-reflective film has a ratio of the reflectance at a wavelength of 400 nm to the reflectance at a wavelength of 550 nm of 1.3 to 2.7, and a polarizing plate, a display device, and an organic light emitting diode display device comprising the anti-reflective film.
    Type: Application
    Filed: March 16, 2021
    Publication date: January 5, 2023
    Applicant: LG CHEM, LTD.
    Inventors: Jinseok BYUN, Kyung Moon KO, Yeongrae CHANG
  • Publication number: 20220381954
    Abstract: The present disclosure relates to an anti-reflective film comprising: a hard coating layer; and a low refractive index layer, wherein a particle-mixed layer containing both hollow inorganic nanoparticles and solid inorganic nanoparticles and having a thickness of 1.5 nm to 22 nm exists in the low refractive index layer, and wherein the anti-reflective film has an absolute value of b* value in a CIE Lab color space of 4 or less, and a polarizing plate, a display device, and an organic light emitting diode display device comprising the anti-reflective film.
    Type: Application
    Filed: March 16, 2021
    Publication date: December 1, 2022
    Applicant: LG CHEM, LTD.
    Inventors: Jinseok BYUN, Kyung Moon KO, Yeongrae CHANG
  • Publication number: 20220274845
    Abstract: A compound semiconductor which has an improved thermoelectric performance index together with excellent electrical conductivity, and thus may be utilized for various purposes such as a thermoelectric conversion material of thermoelectric conversion devices, solar cells, and the like, and to a method for preparing the same.
    Type: Application
    Filed: December 20, 2017
    Publication date: September 1, 2022
    Applicant: LG CHEM, LTD.
    Inventors: Kyung Moon KO, Cheol Hee PARK, Min Kyoung KIM, Chee Sung PARK, Myung Jin JUNG, Yu Ho MIN
  • Publication number: 20220196898
    Abstract: An optical laminate or a reddening-resistant layer. The optical laminate that does not cause a reddening phenomenon even when driven or maintained under extremely harsh conditions (e.g., very high temperature conditions), or a reddening-resistant layer applied thereto.
    Type: Application
    Filed: January 31, 2020
    Publication date: June 23, 2022
    Inventors: Na Young SHIN, Kyun Il RAH, Jin Seok BYUN, Yeong Rae CHANG, Kyung Moon KO
  • Patent number: 11358864
    Abstract: A chalcogen-containing compound of the following Chemical Formula 1 which exhibits excellent phase stability at a low temperature, particularly at a temperature corresponding to the driving temperature of a thermoelectric element, and also exhibits an excellent thermoelectric performance index through an increase in a power factor and a decrease in thermal conductivity, a method for preparing the same, and a thermoelectric element including the same: V1-xMxSn4Bi2Se7-yTey??[Chemical Formula 1] In the above Formula 1, V is a vacancy, M is an alkali metal, x is greater than 0 and less than 1, and y is greater than 0 and less than or equal to 1.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: June 14, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Min Kyoung Kim, Yu Ho Min, Cheol Hee Park, Kyung Moon Ko, Chee Sung Park, Myung Jin Jung
  • Publication number: 20220171099
    Abstract: The present disclosure relates to a cover window for a flexible display device comprising: a light-transmitting substrate; and a first hard coating layer and a second hard coating layer which are formed on both sides of the light-transmitting substrate, respectively, wherein each of the first hard coating layer and the second hard coating layer has IR spectra in which a ratio of the amide C?O peak to the ester C?O peak is in a predetermined range, and a flexible display device including the cover window for a flexible display device.
    Type: Application
    Filed: May 15, 2020
    Publication date: June 2, 2022
    Applicant: LG CHEM, LTD.
    Inventors: Jin Young PARK, Hanna LEE, Kyung Moon KO, Yongjoon HEO, Yeongrae CHANG, Jong Soo DO
  • Publication number: 20220120952
    Abstract: The present disclosure relates to an anti-reflective film capable of realizing high scratch resistance and anti-fouling property simultaneously while having low reflectance and high light transmittance deviation, and further capable of enhancing screen sharpness of a display apparatus, a polarizing plate and a display apparatus including the same.
    Type: Application
    Filed: May 20, 2020
    Publication date: April 21, 2022
    Applicant: LG CHEM, LTD.
    Inventors: So Young KIM, Jinseok BYUN, Kyung Moon KO, Jin Yeung LEE
  • Patent number: 11309476
    Abstract: The present invention relates to a novel chalcogen-containing compound that exhibits excellent phase stability even at a temperature corresponding to the driving temperature of a thermoelectric element, and has a high output factor and thermoelectric figure of merit, a method for preparing the same, and a thermoelectric element including the same.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: April 19, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Yu Ho Min, Min Kyoung Kim, Cheol Hee Park, Kyung Moon Ko, Chee Sung Park, Myung Jin Jung
  • Patent number: 11306004
    Abstract: A chalcogen-containing compound of the following Chemical Formula 1 which exhibits excellent phase stability at a temperature corresponding to the driving temperature of a thermoelectric element, and also exhibits an excellent thermoelectric performance index (ZT) through an increase in a power factor and a decrease in thermal conductivity, a method for preparing the same, and a thermoelectric element including the same: V1-xMxSn4-yPbyBi2Se7-zTez??[Chemical Formula 1] In the above Formula 1, V is a vacancy, M is an alkali metal, x is greater than 0 and less than 1, y is greater than 0 and less than 4, and z is greater than 0 and less than or equal to 1.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: April 19, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Min Kyoung Kim, Yu Ho Min, Cheol Hee Park, Kyung Moon Ko, Chee Sung Park, Jae Hyun Kim, Myung Jin Jung
  • Patent number: 11162159
    Abstract: The present invention provides a novel compound semiconductor that has improved thermoelectric figure of merit as well as excellent electric conductivity, and thus, can be applied for various uses such as thermoelectric conversion material of a thermoelectric conversion device, a solar battery, and the like, and a method for preparing the same.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: November 2, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Kyung Moon Ko, Min Kyoung Kim, Cheol Hee Park, Chee Sung Park, Myung Jin Jung, Yu Ho Min
  • Publication number: 20210325569
    Abstract: The present disclosure relates to an anti-reflective film capable of simultaneously realizing high scratch resistance and antifouling property, and increasing a screen sharpness of a display apparatus, a polarizing plate and a display apparatus including the same.
    Type: Application
    Filed: February 24, 2020
    Publication date: October 21, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Kyung Moon KO, Jinseok BYUN, Changoh KIM, Yeongrae CHANG
  • Publication number: 20210309863
    Abstract: The invention relates to an anti-reflective film that has low reflectance deviation and light transmittance deviation, can simultaneously realize high scratch resistance and anti-fouling property, and can increase screen sharpness of a display apparatus, a polarizing plate and a display apparatus comprising the same.
    Type: Application
    Filed: May 28, 2020
    Publication date: October 7, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Jinseok BYUN, So Young KIM, Kyung Moon KO, Sang Heon LEE, Intaek SONG, Yeongrae CHANG
  • Patent number: 11124860
    Abstract: The present invention provides a novel compound semiconductor that has improved thermoelectric figure of merit as well as excellent electric conductivity, and thus, can be applied for various uses such as thermoelectric conversion material of a thermoelectric conversion device, a solar battery, and the like, and a method for preparing the same.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: September 21, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Kyung Moon Ko, Min Kyoung Kim, Cheol Hee Park, Chee Sung Park, Myung Jin Jung, Yu Ho Min
  • Patent number: 11127891
    Abstract: A novel compound semiconductor that can be used for a solar battery, a thermoelectric material, and the like, and use thereof. The novel compound semiconductor may be represented by the following Chemical Formula: NdxSyCo4Sb12-zQz, wherein Q is one or more selected from the O, Se, or Te, 0<x<0.2, 0<y?1, and 0<z<12.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: September 21, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Kyung Moon Ko, Cheol Hee Park, Min Kyoung Kim, Myung Jin Jung, Chee Sung Park
  • Patent number: 11097947
    Abstract: A chalcogen-containing compound of the following chemical formula which exhibits an excellent thermoelectric performance index (ZT) through an increase in power factor and a decrease in thermal conductivity, a method for preparing the same, and a thermoelectric element including the same: MyV1-ySnxSb2Tex+3, wherein V is vacancy, M is at least one alkali metal, x?6, and 0<y?0.4.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: August 24, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Min Kyoung Kim, Yu Ho Min, Cheol Hee Park, Kyung Moon Ko, Chee Sung Park, Myung Jin Jung
  • Patent number: 11072530
    Abstract: A novel compound semiconductor which can be used for a solar cell, a thermoelectric material, or the like, and the use thereof.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: July 27, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Kyung Moon Ko, Cheol Hee Park, Chee Sung Park, Min Kyoung Kim
  • Publication number: 20210206935
    Abstract: The present invention relates to an anti-reflective film that has a low reflectance deviation and a light transmittance deviation, can simultaneously realize high scratch resistance and anti-fouling property, and can increase screen sharpness of a display apparatus, a polarizing plate and a display apparatus comprising the same.
    Type: Application
    Filed: October 17, 2019
    Publication date: July 8, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Jinseok BYUN, So Young KIM, Jung Hyun SEO, Dong Hyun KIM, Kyung Moon KO, Yeongrae CHANG
  • Patent number: 11024438
    Abstract: A chalcogen-containing compound of the following Chemical Formula 1 which exhibits excellent phase stability even at a low temperature, particularly at a temperature corresponding to an operating temperature of a thermoelectric element, and also exhibits a significantly superior power factor and thermoelectric performance index due to its excellent electrical conductivity and low thermal conductivity caused by its unique crystal lattice structure, a method for preparing the same, and a thermoelectric element including the same. [Chemical Formula 1]—V1-2xSn4Bi2-xAg3xSe7, wherein V is vacancy and 0<x<0.5.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: June 1, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Min Kyoung Kim, Yu Ho Min, Cheol Hee Park, Kyung Moon Ko, Chee Sung Park, Myung Jin Jung