Patents by Inventor Ki-Hwan Kim

Ki-Hwan Kim 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: 20210292913
    Abstract: The present disclosure relates to a method for manufacturing a film for a decoration element, the method including depositing two or more islands on one surface of a film; and forming a pattern portion by dry etching the film using the island as a mask.
    Type: Application
    Filed: September 2, 2019
    Publication date: September 23, 2021
    Inventors: Pilsung JO, Song Ho JANG, Ki Hwan KIM, Yong Chan KIM, Nansra HEO, Jeong Woo SHON
  • Publication number: 20210296499
    Abstract: A semiconductor device includes an active region extending in a first direction on a substrate, channel layers on the active region and spaced apart vertically, a gate structure intersecting the active region and the channel layers, the gate structure extending in a second direction and surrounding the channel layers, and a source/drain region on the active region at a side of the gate structure, the source/drain region contacting the channel layers, the source/drain region including first epitaxial layers having a first composition and including first layers on side surfaces of the channel layers and a second layer on the active region at a lower end of the source/drain region, and a second epitaxial layer having a second composition different from the first composition, the second epitaxial layer being between the first epitaxial layers in the first direction and being between the first epitaxial layers vertically in a third direction.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 23, 2021
    Inventors: Sung Uk JANG, Young Dae CHO, Ki Hwan KIM, Su Jin JUNG
  • Patent number: 11127949
    Abstract: A negative electrode including a lithium metal layer, a lithium nitride thin film layer formed on at least one surface of the lithium metal layer, and a carbon-based thin film layer formed on the lithium nitride thin film layer, a method for preparing the same, and a lithium secondary battery including the same. A lithium nitride thin film layer and a carbon-based thin film layer formed on a lithium metal layer obtains current density distribution uniformly by blocking side reactions caused by a direct contact between the lithium metal layer and an electrolyte as well as increasing a specific surface area of a negative electrode, and enhances cycle performance and reduces an overvoltage by suppressing lithium dendrite formation to improve electrochemical performance of a lithium secondary battery.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: September 21, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Heewon Choi, Eun Kyung Kim, Ki Hwan Kim, Sangwook Woo, Jeong Woo Shon, Ohbyong Chae
  • Publication number: 20210273149
    Abstract: A thermoelectric module that has excellent thermal, electric properties, can realize high joining force between thermoelectric elements and an electrode, and can maintain stable joining even at a high temperature.
    Type: Application
    Filed: May 3, 2021
    Publication date: September 2, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Su Jin KIM, Il Ha LEE, Dong Sik KIM, Byung Kyu LIM, Cheol Hee PARK, Ki Hwan KIM
  • Publication number: 20210231850
    Abstract: The present specification relates to a decorative member comprising a base and inorganic layers comprising a first light absorption layer, a light reflection layer, and a second light absorption layer sequentially provided on the base, in which ?E12 indicated in Equation 1 is 1 or more, and a method of manufacturing the decorative member.
    Type: Application
    Filed: June 17, 2019
    Publication date: July 29, 2021
    Inventors: Yong Chan KIM, Ki Hwan KIM, Nansra HEO, Jeong Woo SHON, Jin Suk SONG, Pilsung JO
  • Publication number: 20210206196
    Abstract: A decoration member including: a color developing layer including a light reflective layer and a light absorbing layer provided on the light reflective layer; and a substrate provided on one surface of the color developing layer. The substrate includes a pattern layer, and the light absorbing layer includes silicon (Si).
    Type: Application
    Filed: December 14, 2018
    Publication date: July 8, 2021
    Inventors: Yong Chan KIM, Ki Hwan KIM, Nansra HEO, Jeong Woo SHON, Jin Suk SONG, Pilsung JO
  • Publication number: 20210186179
    Abstract: A decoration member for a cosmetic container including: a color expression layer having a light reflecting layer and a light absorbing layer provided on the light reflecting layer; and a substrate provided on one surface of the color expression layer.
    Type: Application
    Filed: March 19, 2019
    Publication date: June 24, 2021
    Inventors: Yong Chan KIM, Ki Hwan KIM, Nansra HEO, Jeong Woo SHON, Pilsung JO
  • Publication number: 20210181592
    Abstract: An electrochromic film, which is a reflective electrochromic film, which includes an electrode layer, a light absorbing layer and an electrochromic layer. The film can improve an electrochromism rate and realize various colors or esthetic senses.
    Type: Application
    Filed: April 23, 2018
    Publication date: June 17, 2021
    Applicant: LG CHEM, LTD.
    Inventors: Yong Chan KIM, Song Ho JANG, Ki Hwan KIM, Pil Sung JO
  • Publication number: 20210173276
    Abstract: A decoration element including a color developing layer including a light reflective layer, a light absorbing layer provided on the light reflective layer, and a convex portion or concave portion having an asymmetric-structured cross-section; an electrochromic device provided on any one surface of the color developing layer; and an in-mold label layer provided on the other surface of the color developing layer.
    Type: Application
    Filed: December 13, 2018
    Publication date: June 10, 2021
    Inventors: Yong Chan KIM, Ki Hwan KIM, Nansra HEO, Jeong Woo SHON, Pilsung JO
  • Publication number: 20210170718
    Abstract: The present disclosure relates to a decoration element comprising a light reflective layer, and a light absorbing layer provided on the light reflective layer and comprising Si.
    Type: Application
    Filed: June 27, 2018
    Publication date: June 10, 2021
    Inventors: Jeong Woo Shon, Song Ho Jang, Yong Chan Kim, Jin Suk Song, Pilsung Jo, Ki Hwan Kim
  • Publication number: 20210170785
    Abstract: A decoration element including a color developing layer including a light reflective layer, and a light absorbing layer provided on the light reflective layer; and an in-mold label layer provided on one surface of the color developing layer. The light absorbing layer includes a convex portion shape or concave portion shape having an asymmetric cross-section.
    Type: Application
    Filed: December 12, 2018
    Publication date: June 10, 2021
    Inventors: Yong Chan Kim, Ki Hwan Kim, Nansra Heo, Jeong Woo Shon, Pilsung Jo
  • Patent number: 11029381
    Abstract: Provided is an MRI image generation method including: acquiring first phase encoding lines obtained by undersampling along a first direction using an MRI device; acquiring second phase encoding lines obtained by undersampling in a second direction different from the first direction using the MRI device; generating a first MRI image based on the first phase encoding lines and the second phase encoding lines; and generating a second MRI image different from the first MRI image based on the first phase encoding lines and the second phase encoding lines.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: June 8, 2021
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sung-Hong Park, Ki-Hwan Kim
  • Patent number: 11031502
    Abstract: A semiconductor device includes an active region extending in a first direction on a substrate, channel layers on the active region and spaced apart vertically, a gate structure intersecting the active region and the channel layers, the gate structure extending in a second direction and surrounding the channel layers, and a source/drain region on the active region at a side of the gate structure, the source/drain region contacting the channel layers, the source/drain region including first epitaxial layers having a first composition and including first layers on side surfaces of the channel layers and a second layer on the active region at a lower end of the source/drain region, and a second epitaxial layer having a second composition different from the first composition, the second epitaxial layer being between the first epitaxial layers in the first direction and being between the first epitaxial layers vertically in a third direction.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: June 8, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung Uk Jang, Young Dae Cho, Ki Hwan Kim, Su Jin Jung
  • Publication number: 20210148637
    Abstract: The present invention provides a crucible for melting and casting a metal fuel, which includes a reaction preventing layer including: LaYO3; or ZrO2 containing a Y2O3 stabilizer at 5 to 10 wt %, and a method of melting and casting a metal fuel using the same.
    Type: Application
    Filed: November 20, 2020
    Publication date: May 20, 2021
    Inventors: Seoung Woo KUK, Kyung Chai Jeong, Seok Jin Oh, Jeong-Yong Park, Ki Hwan Kim, Yoon Myeng Woo, Seung Uk Mun, Seong-Jun Ha
  • Publication number: 20210124100
    Abstract: The present disclosure relates to a decoration element comprising a light reflective layer; and a light absorbing layer provided on the light reflective layer, wherein the light absorbing layer has surface resistance of 20 ohm/square or greater.
    Type: Application
    Filed: June 27, 2018
    Publication date: April 29, 2021
    Inventors: Yong Chan KIM, Jeong Woo SHON, Pilsung JO, Ki Hwan KIM, Song Ho JANG
  • Publication number: 20210124099
    Abstract: This specification relates to a decoration member including: a substrate; a pattern layer comprising two or more unit pattern provided on one surface of the substrate; and an inorganic layer formed on the pattern layer, in which the inorganic layer includes a region in which a thickness t(x) of the inorganic layer formed on each unit pattern increases in a direction x in which the unit patterns are arranged.
    Type: Application
    Filed: June 17, 2019
    Publication date: April 29, 2021
    Inventors: Yong Chan KIM, Ki Hwan KIM
  • Publication number: 20210115598
    Abstract: The present invention relates to a carbon fiber carbonization apparatus using a microwave. The carbon fiber carbonization apparatus using a microwave comprises: a carbonization furnace into which the microwave is irradiated from an irradiation part disposed at one side thereof; a moving tube through which a carbon fiber moves along the inside thereof and which is mounted to pass through the carbonization furnace; and a heating element coupled to an outer circumferential surface of the moving tube to absorb the microwave so as to generate heat. A portion of the moving tube is covered by the heating element at the position, but a remaining portion is exposed at a position at which the heating element is coupled to the moving tube.
    Type: Application
    Filed: July 22, 2019
    Publication date: April 22, 2021
    Inventors: Ji Hye Shin, Tae Eon Park, Su Jin Kim, Ki Hwan Kim, Il Ha Lee, Jun Young Lee
  • Publication number: 20210108340
    Abstract: A method of preparing a carbon fiber including: preparing a precursor fiber for preparing a carbon fiber; and stabilizing the precursor fiber. The stabilization of the precursor fiber includes a first stabilization phase, a second stabilization phase, a third stabilization phase, and a fourth stabilization phase, which are set at four different temperatures between a temperature at which heat starts to be generated from the stabilization reaction of the precursor fiber and a temperature at which the generation of heat is maximized. Ozone gas is input while at least one phase of the third stabilization phase and the fourth stabilization phase is carried out.
    Type: Application
    Filed: April 23, 2019
    Publication date: April 15, 2021
    Inventors: Jae Gil CHOI, Ji Hye SHIN, Joon Hee CHO, Su Jin KIM, Ki Hwan KIM, Il Ha LEE, Myung Su JANG
  • Patent number: 10969677
    Abstract: The present application relates to a film mask including: a transparent substrate; a darkened light-shielding pattern layer provided on the transparent substrate; and a release force enhancement layer provided on the darkened light-shielding pattern layer and having surface energy of 30 dynes/cm or less, a method for manufacturing the same, and a method for forming a pattern using the film mask.
    Type: Grant
    Filed: January 31, 2017
    Date of Patent: April 6, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Ji Young Hwang, Han Min Seo, Nam Seok Bae, Seung Heon Lee, Dong Hyun Oh, Chan Hyoung Park, Ki-Hwan Kim, Ilha Lee
  • Patent number: 10963109
    Abstract: The present application relates to a conductive structure body and a method for manufacturing the same. A conductive structure body according to an exemplary embodiment of the present application comprises a substrate; a metal layer provided on the substrate; and a light reflection reducing layer provided on at least one surface of the metal layer and comprising copper-manganese-nickel oxide.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: March 30, 2021
    Assignee: LG CHEM LTD.
    Inventors: Junghwan Yoon, Doohoon Song, Song Ho Jang, Jin Woo Park, Ki-Hwan Kim