Patents by Inventor Hyun Ji OH

Hyun Ji OH 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: 20240135371
    Abstract: Disclosed are a method and apparatus for providing an instant messaging service associated with one or more item transactions. A first user interface screen associated with an item transaction may be provided in a chatroom interface of an executed messenger application. The first user interface screen may comprise an interfacing object associated with a list of user interface templates. Based on a user selection of the interface object and based at least one exposure condition associated with the list of user interface templates, at least one user interface template may be selected from the list of user interface templates for display in a second user interface screen of the executed messenger application. In a second user interface screen of the executed messenger application, a first user interface template of the at least one user interface template may be displayed.
    Type: Application
    Filed: October 15, 2023
    Publication date: April 25, 2024
    Applicant: KAKAO CORP.
    Inventors: Sang Kyeong Lee, Seo Ji Lee, Lim Ah Lee, Yoon Sun Lee, Hyun Ji Oh, Je Woo Song
  • Publication number: 20240076788
    Abstract: Disclosed are an oxidizing electrode, a water electrolysis device including the same and a method for manufacturing the same. According to exemplary embodiments of the present disclosure, there is provided an oxidizing electrode with improved performance at low loadings of noble metals, especially, ruthenium (Ru) and iridium oxide, in which a ruthenium (Ru) layer and an iridium oxide layer formed on a substrate by electrodeposition in a sequential order are supported by electrochemical reaction rather than physical bonding.
    Type: Application
    Filed: January 18, 2023
    Publication date: March 7, 2024
    Inventors: Hyun S. PARK, Jong Hyun JANG, Hee-Young PARK, Su Ji LEE, Sung Jong YOO, Jin Young KIM, Jimin KONG, Jin-ho OH, So Young LEE
  • Patent number: 11925112
    Abstract: The present invention provides a novel compound that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.
    Type: Grant
    Filed: December 6, 2022
    Date of Patent: March 5, 2024
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Je Woo Lee, Hyun Ji Oh, Sun Hee Lee, Won Sam Kim, Byoung Yeop Kang
  • Publication number: 20240062188
    Abstract: Disclosed is a method for displaying a gift card, and the method includes: receiving the gift card and gift information corresponding to the gift card from a server, wherein the gift card is associated with content information corresponding to at least one of a photo type, a video type, and a voice type; displaying a message comprising a first area and a second area separate from each other, wherein the gift information is displayed in the first area and a type of the content information is displayed in the second area; receiving an interaction for viewing the content information; displaying an output layout according to the gift information and the type of the content information; and outputting the content information through the output layout.
    Type: Application
    Filed: January 3, 2023
    Publication date: February 22, 2024
    Inventors: EUN HA KIM, SU YEON NA, SEO HYUNG CHO, DONG HWAN KIM, HYUN JI OH, LIM AH LEE
  • Publication number: 20240008304
    Abstract: Embodiments of the present invention relate to a semiconductor-nanoparticle-ligand complex, a preparation method therefor, a photosensitive resin composition, an optical film, an electroluminescent diode and an electronic device, and, more specifically, can provide: a semiconductor-nanoparticle-ligand complex comprising a ligand represented by chemical formula 1, and thus has excellent compatibility; an optical film with excellent efficiency; an electroluminescent diode; and an electronic device.
    Type: Application
    Filed: November 18, 2021
    Publication date: January 4, 2024
    Inventors: See Maek LEE, Yum Hee PARK, Eun Byul BANG, Do Eon KIM, Tae Yun KIM, Jong Moon SHIN, Chang Min LEE, Hyung Dong LEE, Hyun Ji OH
  • Patent number: 11800795
    Abstract: The present invention provides the compound represented by Formula 1, an organic electric element comprising a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by comprising the compound represented by Formula 1 and compound represented by Formula 2 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: October 24, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Jung Hwan Park, Jae Wan Jang, Hyun Ji Oh, Sun Hee Lee, Won Sam Kim, Ji Eun Yeom
  • Publication number: 20230189639
    Abstract: The present invention provides a novel compound that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.
    Type: Application
    Filed: December 6, 2022
    Publication date: June 15, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Je Woo LEE, Hyun Ji OH, Sun Hee LEE, Won Sam KIM, Byoung Yeop KANG
  • Publication number: 20230140925
    Abstract: Provided are a compound capable of improving the light-emitting efficiency, stability, and lifespan of an element; an organic electrical element using same; and an electronic device comprising same.
    Type: Application
    Filed: April 8, 2021
    Publication date: May 11, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyoung Keun PARK, Hyun Ji OH, Dae Sic KIM, Sun Hee LEE, Soung Yun MUN, Bum Sung LEE, Nam Kyun KIM
  • Publication number: 20230100943
    Abstract: Provided are a photosensitive resin composition having low viscosity and high compatibility prepared by providing a semiconductor nanoparticle-ligand composite comprising a ligand represented by Formula 1, an optical film having uniform and remarkably excellent quantum efficiency using the photosensitive resin composition, and an electroluminescent diode comprising the optical film and an electronic device comprising an electroluminescent diode.
    Type: Application
    Filed: July 13, 2022
    Publication date: March 30, 2023
    Applicant: DUKSAN NEOLUX CO., LTD
    Inventors: Seemaek LEE, Shin Jong MOON, Changmin LEE, Hyun Ji OH
  • Publication number: 20230040837
    Abstract: Provided is a compound that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.
    Type: Application
    Filed: November 18, 2020
    Publication date: February 9, 2023
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam KIM, Hyun Ji OH, Dae Hwan OH, Sun Hee LEE, Soung Yun MUN, Jeong Seok KIM
  • Patent number: 11563182
    Abstract: Provided are a compound of Formula 7 improving the luminous efficiency, stability and life span of an organic electronic element employing the compound, the organic electronic element, and an electronic device thereof.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: January 24, 2023
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam Kim, Hyun Ji Oh, Dae Hwan Oh, Sun Hee Lee, Soung Yun Mun, Jeong Seok Kim
  • Publication number: 20230009845
    Abstract: An organic electric element according to an embodiment of the present disclosure includes a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode. The organic material layer includes a plurality of emission-auxiliary layers, and the HOMO energy levels of the plurality of emission-auxiliary layers are limited to specific conditions in relation to the neighboring organic material layers, thereby the driving voltage, the luminous efficiency and the life time of the organic electric element can be improved.
    Type: Application
    Filed: October 27, 2020
    Publication date: January 12, 2023
    Inventors: Bum Sung LEE, Hyun Ji OH, Soung Yun MUN, Sun Hee LEE, Won Sam KIM, Guang Ming LI, Min Ji JO
  • Publication number: 20220376185
    Abstract: Provided are a compound of Formula 7 improving the luminous efficiency, stability and life span of an organic electronic element employing the compound, the organic electronic element, and an electronic device thereof.
    Type: Application
    Filed: June 28, 2022
    Publication date: November 24, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam KIM, Hyun Ji OH, Dae Hwan OH, Sun Hee LEE, Soung Yun MUN, Jeong Seok KIM
  • Publication number: 20220259421
    Abstract: A thermoplastic resin composition according to the present invention comprises: about 100 parts by weight of a rubber-modified aromatic vinyl copolymer resin; about 5 to about 20 parts by weight of an epoxy group-containing vinyl copolymer; about 0.5 to about 5 parts by weight of a maleic anhydride-aromatic vinyl copolymer; about 8 to about 40 parts by weight of glass fibers; and about 10 to about 40 parts by weight of a phosphorus flame retardant, wherein the epoxy group-containing vinyl copolymer and the maleic anhydride-aromatic vinyl copolymer are present in a weight ratio of about 1:0.05 to about 1:0.5. The thermoplastic resin composition has good properties in terms of impact resistance, flame retardancy, heat resistance, fluidity, appearance characteristics, and the like.
    Type: Application
    Filed: June 29, 2020
    Publication date: August 18, 2022
    Inventors: Jin Seong LEE, Hyun Taek JEONG, Young Chul KWON, Hyun Ji OH
  • Publication number: 20220251063
    Abstract: Provided are a compound for an organic electric device, an organic electric device using the same, and an electronic device including the organic electric device. According to the presently claimed subject matter, an organic electric device with high luminous efficiency, low driving voltage, and high heat resistance can be provided, and the color purity and lifetime of the organic electric device can be improved.
    Type: Application
    Filed: July 29, 2020
    Publication date: August 11, 2022
    Applicant: Duksan Neolux Co., LTD
    Inventors: Je Woo LEE, Dae Sic KIM, Hyun Ji OH, Won Sam KIM, Jung Geun LEE
  • Publication number: 20220093869
    Abstract: Provided are a compound of Formula 7 improving the luminous efficiency, stability and life span of an organic electronic element employing the compound, the organic electronic element, and an electronic device thereof.
    Type: Application
    Filed: June 9, 2021
    Publication date: March 24, 2022
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam KIM, Hyun Ji OH, Dae Hwan OH, Sun Hee LEE, Soung Yun MUN, Jeong Seok KIM
  • Publication number: 20220049084
    Abstract: A thermoplastic resin composition of the present invention is characterized by containing: about 100 parts by weight of a thermoplastic resin including rubber-modified vinyl-based graft copolymer and aromatic vinyl-based copolymer resins; about 10-50 parts by weight of a flame retardant other than a phosphorus-based compound; about 1.5-3.5 parts by weight of zinc oxide particles having an average particle size of about 0.2-3 ?m and a BET specific surface area of about 1-10 m2/g; and about 2.5-6.5 parts by weight of sodium phosphate. The thermoplastic resin composition has excellent antibacterial properties, flame retardant properties, and impact resistance properties.
    Type: Application
    Filed: December 9, 2019
    Publication date: February 17, 2022
    Inventors: Hyun Taek JEONG, Jin Seong LEE, Hyun Ji OH, Jun Hyuk HEO, Young Chul KWON
  • Publication number: 20210388140
    Abstract: A thermoplastic resin composition according to the present invention comprises: about 100 parts by weight of a thermoplastic resin comprising about 30 to about 60 wt % of a rubber-modified aromatic vinyl-based copolymer resin, about 30 to about 60 wt % of a polycarbonate resin, and about 5 to about 25 wt % of a polyester resin; about 0.1 to about 5 parts by weight of zinc oxide; about 0.1 to about 3 parts by weight of a phosphite compound comprising at least one type from among a phosphite compound represented by chemical formula 1 and a phosphite compound represented by chemical formula 2; and about 5 to about 30 parts by weight of a phosphorus-based flame retardant. The thermoplastic resin composition has excellent hydrolysis resistance, flame retardancy, and impact resistance, excellent balance of the foregoing physical properties, and the like.
    Type: Application
    Filed: December 16, 2019
    Publication date: December 16, 2021
    Inventors: Jin Seong LEE, Hyun Ji OH, Hyun Taek JEONG, Jun Hyuk HEO, Young Chul KWON
  • Publication number: 20210380568
    Abstract: The present invention relates to a compound for an organic electric element, an organic electric element using same, and an electronic device thereof. According to the present invention, high light-emitting efficiency, low driving voltage, and high heat resistance can be achieved in the element, and the color purity and lifespan of the element can be improved.
    Type: Application
    Filed: October 23, 2019
    Publication date: December 9, 2021
    Inventors: Yu Ri KIM, Jong Gwang PARK, Yun Suk LEE, Yong Wook PARK, Hyun Ji OH
  • Publication number: 20210320258
    Abstract: Provided are compound represented by Formula 1, an organic electric element including a first electrode, a second electrode, and an organic material layer formed between the first electrode and the second electrode, and electronic device thereof, and by including the compound represented by Formula 1 in the organic material layer, the driving voltage of the organic electric element can be lowered, and the luminous efficiency and life time of the organic electric element can be improved.
    Type: Application
    Filed: June 23, 2021
    Publication date: October 14, 2021
    Applicant: DUK SAN NEOLUX CO., LTD.
    Inventors: Hyun Ji OH, Soung Yun MUN, Sun Hee LEE, Hyung Dong LEE, Byoung Yeop KANG, Ui Sik KWON