Patents by Inventor Dong Jun AN

Dong Jun AN 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).

  • HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME, COMPOSITION FOR ORGANIC LAYER OF ORGANIC LIGHT-EMITTING DEVICE, AND METHOD FOR MANUFACTURING ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20230357209
    Abstract: The present specification relates to a heterocyclic compound represented by Formula 1, an organic light emitting device comprising the same, a composition for organic layer of the organic light emitting device, and a method of manufacturing the organic light emitting device.
    Type: Application
    Filed: October 13, 2021
    Publication date: November 9, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Young Beom SEO, Young Seok NO, Geon Yu PARK, Dong Jun KIM
  • MULTILAYER ELECTRONIC COMPONENT
    Publication number: 20230360855
    Abstract: A multilayer electronic component including a dielectric layer is provided. The dielectric layer includes a plurality of dielectric grains, and at least one of the plurality of dielectric grains has a core-interface shell-shell structure. The dielectric grain having the core-interface shell-shell structure includes a perovskite (BaTiO3) -based base main component, a first subcomponent including silicon (Si), and a second subcomponent including at least one selected from the group consisting of manganese (Mn), vanadium (V), chromium (Cr), iron (Fe), nickel (Ni), cobalt (Co), copper (Cu), zinc (Zn), and tin (Sn). An average content of the first subcomponent is highest in the first interface shell region, and an average content of the second subcomponent is highest in the second interface shell region.
    Type: Application
    Filed: April 17, 2023
    Publication date: November 9, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Geon YOO, Su Been KIM, Dong Jun JUNG
  • COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20230337526
    Abstract: The present specification relates to a compound of Chemical Formula 1, and an organic light emitting device and a composition for forming an organic material layer including the same.
    Type: Application
    Filed: June 18, 2021
    Publication date: October 19, 2023
    Applicant: LT MATERIALS CO.,LTD.
    Inventors: Geon-Yu PARK, Young-Seok NO, Dong-Jun KIM
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20230337533
    Abstract: The present application provides a heterocyclic compound capable of significantly enhancing lifetime, efficiency, electrochemical stability and thermal stability of an organic light emitting device, and an organic light emitting device comprising the heterocyclic compound in an organic material layer.
    Type: Application
    Filed: July 21, 2021
    Publication date: October 19, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Eui-Jeong CHOI, Young-Seok NO, Geon-Yu PARK, Dong-Jun KIM
  • METHOD FOR UPGRADING HEAVY OIL BY PYROLYSIS USING BYPRODUCTS OF COKE PRODUCTION
    Publication number: 20230332055
    Abstract: The present invention relates to a method for upgrading heavy oil by using byproducts of coke production, and particularly provides a method for upgrading heavy oil comprising the steps of: a) mixing heavy oil with byproducts of coke production to produce a mixed liquid: and b) subjecting the mixed liquid to pyrolysis, the method allowing reduction of the amount of coke generated and thus being economical and effective.
    Type: Application
    Filed: August 25, 2021
    Publication date: October 19, 2023
    Inventors: Sunyoung PARK, Pill Won SEO, Ki Hyuk KANG, Narae KANG, Gyoo Tae KIM, Chi Woong AHN, Joon Woo KIM, Dong Jun KOH
  • ORGANIC LIGHT-EMITTING DEVICE AND COMPOSITION FOR FORMING ORGANIC MATERIAL LAYER
    Publication number: 20230337529
    Abstract: The present specification relates to an organic light emitting device, and a composition for forming an organic material layer.
    Type: Application
    Filed: July 28, 2021
    Publication date: October 19, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Yong-Hui LEE, Jun-Tae MO, Ji-Yoon BYUN, Dong-Jun KIM
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT COMPRISING SAME
    Publication number: 20230331689
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Application
    Filed: August 12, 2021
    Publication date: October 19, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Nam-Jin LEE, Gi-Back LEE, Won-Jang JEONG, Dong-Jun KIM
  • Organic light emitting device, method for manufacturing same and composition for organic material layer
    Patent number: 11785844
    Abstract: The present specification relates to an organic light emitting device, a method for manufacturing the same, and a composition for an organic material layer.
    Type: Grant
    Filed: July 24, 2020
    Date of Patent: October 10, 2023
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Seok-Hyeon Yu, Geon-Yu Park, Young-Seok No, Dong-Jun Kim
  • Cognitive determination of message suitability
    Patent number: 11784948
    Abstract: Cognitive determination of whether a message is suitable for sending over a data communications network can include extracting tokens from the message prior to transmitting the message. One or more intended recipients of the message can be determined from the tokens. A machine learning classification model corresponding to the one or more recipients of the message can be selected. The machine learning classification model can be constructed based on tokens extracted from prior messages, which are combined to create a plurality of documents for training the machine learning classification model. The one or more tokens extracted from the message can be classified using the machine learning classification model. An alert message can be generated in response to determining based on the classifying that the message is unsuited for sending.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: October 10, 2023
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Dong Jun Zong, Da Li Liu, Qi Feng Huo, Yue Wang, Jing Xing, Jian Fang Zhang
  • Ceramic electronic component and method of manufacturing the same
    Patent number: 11784004
    Abstract: A ceramic electronic component includes a body including a dielectric layer and an internal electrode; and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a plurality of crystal grains and a grain boundary disposed between adjacent crystal grains. A ratio (C2/C1) of an Mg content (C2) of the grain boundary to an Mg content (C1) of at least one of the plurality of crystal grains is 3 or more.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: October 10, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jun Jung, Dae Hee Lee, Hyun Kim, Yun Kim
  • COMPOSITION FOR PREVENTING HEARING LOSS CONTAINING MESENCHYMAL STEM CELLS OR EXOSOMES DERIVED THEREFROM AS ACTIVE INGREDIENT
    Publication number: 20230310505
    Abstract: The present invention relates to a composition for preventing hearing loss, containing mesenchymal stem cells (MSC) or exosomes derived therefrom as an active ingredient. Specifically, an effect of preventing damage to the inner hair cells and outer hair cells of the cochlea caused by ototoxic drugs is exerted since a large amount of HSP70 protein is contained in exosomes contained in an MSC culture solution obtained according to the present invention, MSCs co-cultured with cochlear explants according to the present invention, and exosomes contained in a co-culture solution of MSCs and cochlear explants, and thus the MSCs co-cultured with cochlear explants, culture solution, and exosomes isolated therefrom can be usefully utilized as an active ingredient of a composition for preventing hearing loss.
    Type: Application
    Filed: June 21, 2021
    Publication date: October 5, 2023
    Inventors: Young Joon SEO, Dong Jun PARK, Jeong Eun PARK
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20230312538
    Abstract: The present specification relates to a heterocyclic compound of Chemical Formula 1, and an organic light emitting device and a composition for forming an organic material layer including the same.
    Type: Application
    Filed: August 25, 2021
    Publication date: October 5, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Eui-Jeong CHOI, Young-Seok NO, Dong-Jun KIM
  • AGE-RELATED HEARING LOSS ANIMAL MODEL AND CONSTRUCTION METHOD THEREFOR
    Publication number: 20230309520
    Abstract: The present invention relates to an animal model for age-related hearing loss (ARHL) and a method for preparing the same, particularly to a method for preparing an animal model for hearing loss, which comprises feeding a high fat diet to an animal and injecting galactose to the animal in intermittent hypoxia to age and damage the auditory organ in a short period of time, and an animal model prepared by the preparation method.
    Type: Application
    Filed: July 26, 2021
    Publication date: October 5, 2023
    Inventors: Young Joon SEO, Dong Jun PARK
  • COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING SAME
    Publication number: 20230320201
    Abstract: The present specification relates to a compound represented by Chemical Formula 1, and an organic light emitting device including the same.
    Type: Application
    Filed: September 6, 2021
    Publication date: October 5, 2023
    Applicant: LT MATERIALS CO.,LTD.
    Inventors: Gi-Back LEE, Dong-Jin LEE, Won-Jang JEONG, Dong-Jun KIM
  • HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME, AND COMPOSITION FOR ORGANIC MATERIAL LAYER OF ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20230320211
    Abstract: The present application provides a heterocyclic compound, an organic light emitting device comprising the heterocyclic compound in an organic material layer, and a composition for an organic material layer.
    Type: Application
    Filed: July 30, 2021
    Publication date: October 5, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Su-Jin KWON, Eui-Jeong CHOI, Ji-Young KIM, Jun-Tae MO, Dong-Jun KIM
  • Display device
    Patent number: 11775016
    Abstract: A display device is provided. A display device according to an embodiment of the present invention comprises a body, a moving plate, a bracket, a rack, an actuator and a driving gear. The bracket, rack, actuator and driving gear are coupled to one another to form a driving module, and the bracket comprises a moving guide, an upper cover and a heat dissipation fin. According to an embodiment of the present invention, the display device can be manufactured in which the moving plate can move reciprocatively in a stable manner with respect to the body, the heat dissipation of the actuator can be effectively performed, and the thickness and size of the driving module can be minimized.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: October 3, 2023
    Assignee: LG ELECTRONICS INC.
    Inventors: Dong Jun Choi, Hang Seok Kim, Min Chul Shin, Gil Jae Lee
  • Memory device and method of manufacturing the same
    Patent number: 11770938
    Abstract: A method of manufacturing a memory device includes sequentially forming and then etching a preliminary selection device layer, a preliminary middle electrode layer, and a preliminary variable resistance layer on a substrate, thereby forming a selection device, a middle electrode, and a variable resistance layer. At least one of a side portion of the selection device or a side portion of the variable resistance layer is removed so that a first width of the middle electrode in a first direction parallel to a top of the substrate is greater than a second width of the variable resistance layer in the first direction or a third width of the selection device in the first direction. A capping layer is formed on at least one of a side wall of the etched side portion of the selection device or a side wall of the etched side portion of the variable resistance layer.
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: September 26, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-Jun Seong, Soon-Oh Park
  • HETEROCYCLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
    Publication number: 20230292601
    Abstract: The present application provides a heterocyclic compound, an organic light emitting device including the heterocyclic compound in an organic material layer, and a composition for an organic material layer.
    Type: Application
    Filed: July 30, 2021
    Publication date: September 14, 2023
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Jun-Tae MO, Ji-Young KIM, Young-Jin LEE, Dong-Jun KIM
  • HETEROCYCLIC COMPOUND, ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME, AND COMPOSITION FOR ORGANIC MATERIAL LAYER OF ORGANIC LIGHT-EMITTING DEVICE
    Publication number: 20230292599
    Abstract: The present application provides a heterocyclic compound capable of significantly enhancing lifetime, efficiency, electrochemical stability and thermal stability of an organic light emitting device, an organic light emitting device comprising the heterocyclic compound in an organic material layer, and a composition for an organic material layer.
    Type: Application
    Filed: August 11, 2021
    Publication date: September 14, 2023
    Applicant: LT MATERIALS CO.,LTD.
    Inventors: Sol LEE, Jun-Tae MO, Ji-Yoon BYUN, Dong-Jun KIM
  • IMAGE SENSOR
    Publication number: 20230290795
    Abstract: An image sensor includes a charge accumulation region having a first conductivity type and disposed in a substrate, a charge storage region having the first conductivity type and disposed in the substrate to be laterally spaced apart from the charge accumulation region, a transfer gate electrode disposed on a channel region between the charge accumulation region and the charge storage region to transfer a charge from the charge accumulation region to the charge storage region, a first well region having a second conductivity type and disposed below the charge storage region to inhibit a charge generated below the charge storage region from being moved to the charge storage region, and a second well region having the second conductivity type and disposed below a portion of one side of the first well region adjacent to a neighboring image cell.
    Type: Application
    Filed: March 7, 2023
    Publication date: September 14, 2023
    Inventors: Man Lyun HA, Jong Min KIM, Dong Jun OH