Patents by Inventor Young-jun Cho

Young-jun Cho 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: 20250125072
    Abstract: An ultra-micro electrode that performs electrochemical analysis and a method of manufacturing the same is provided. The method includes preparing an insulating member having a capillary shape with a hollow region, preparing a conductive wire including a conductive material with an oxidation resistance greater than an oxidation resistance of copper, inserting the conductive wire into the hollow region of the insulating member, manufacturing half-finished products by applying heat and an external force to the insulating member having the conductive wire inserted therein to stretch the insulating member and the conductive wire so that a central portion of the insulating member is thin and the insulating member and the conductive wire are ruptured at central portions thereof, forming a groove by etching the conductive wire located on a ruptured surface of each half-finished product, and forming a filling layer by filling the groove with a conductive material by a plating process.
    Type: Application
    Filed: November 8, 2023
    Publication date: April 17, 2025
    Applicant: DONG-A UNIVERSITY RESEARCH FOUNDATION FOR INDUSTRY-ACADEMY COOPERATION
    Inventors: Hyo Jong LEE, Jung Han KIM, Young Jun CHO, Han Kyun SHIN
  • Publication number: 20250127040
    Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.
    Type: Application
    Filed: October 24, 2024
    Publication date: April 17, 2025
    Inventors: Su-Hyun LEE, Kyung-Hoon CHOI, So-Young JUNG, Chi-Sik KIM, Soo-Yong LEE, Sang-Hee CHO, Young-Jun CHO, Young-Gil KIM, Bitnari KIM, Young-Jae KIM, Hyo-Nim SHIN
  • Publication number: 20250090063
    Abstract: Disclosed are a bladder monitoring method and apparatus based on a multi-channel strain bladder sensor, and a multi-channel strain bladder sensor verification method and apparatus. The multi-channel strain bladder sensor verification method according to an embodiment of the present disclosure may comprise the steps of: controlling expansion and contraction of a measurement object acting as a bladder; acquiring a sensing value from each channel of a bladder sensor attached to the measurement object, according to the control of expansion and contraction of the measurement object; tracking the volume change and expansion direction of the measurement object by analyzing data regarding the change in the sensing value from each channel of the bladder sensor; and verifying the bladder sensor on the basis of whether the volume change and expansion direction of the measurement object are included within the standard range corresponding to the control of expansion and contraction of the measurement object.
    Type: Application
    Filed: April 19, 2023
    Publication date: March 20, 2025
    Inventors: Sang Hoon LEE, Hee Jae SHIN, Young Jun CHO, Yu Jin JO
  • Patent number: 12182490
    Abstract: A semiconductor design automation system comprises a simulator configured to generate simulation data, a recovery module configured to correct a sampling error of the simulation data to generate recovery simulation data, a hardware data module configured to generate real data, a preprocessing module configured to preprocess the real data to generate preprocessed real data, a database configured to store the recovery simulation data and the preprocessed real data, a first graphic user interface including an automatic simulation generator configured to generate a machine learning model of the recovery simulation data and the preprocessed real data and generate predicted real data therefrom, and a second graphic user interface including a visualization unit configured to generate a visualized virtualization process result from the machine learning model.
    Type: Grant
    Filed: May 12, 2023
    Date of Patent: December 31, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Song-Yi Han, Jae Min Kim, Jae Ho Kim, Ji-Seong Doh, Kang-Hyun Baek, Young Kyou Shin, Seong Hun Jang, Young Jun Cho, Yun Ji Choi
  • Publication number: 20240408057
    Abstract: The present disclosure provides a pharmaceutical composition and a food composition for preventing or treating cachexia and muscle loss, wherein the pharmaceutical composition and the food composition each comprise an ionic compound that comprises a calcium cation, a first anion, and a second anion, and wherein the first anion and the second anion are different from each other, and are each independently anions of ascorbic acid, dichloroacetic acid, a branched-chain amino acid (BCAA), or derivatives thereof.
    Type: Application
    Filed: August 29, 2023
    Publication date: December 12, 2024
    Inventors: Chaul Min Pai, Min Hyuk Yun, Young Jun Cho, Hye Mi Cho
  • Patent number: 12080941
    Abstract: A signal transferring device includes a first structure that includes a first magnetic thin film structure having a first magnetic vortex configured to receive a signal as an input signal, a second structure that is spaced apart from at least one side of the first structure, the second structure including a second magnetic thin film structure having a second magnetic vortex configured to transfer the signal, and a third structure that is spaced apart from at least one side of the second structure, the third structure including a third magnetic thin film structure having a third magnetic vortex configured to output the signal from the signal transferring device. The first and third structures have a symmetrical shape and the second structure has an asymmetrical shape.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: September 3, 2024
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Sang Koog Kim, Young Jun Cho, Gwan Hyeob Koh, Kil Ho Lee, Jun Hoe Kim
  • Publication number: 20240254650
    Abstract: The electroplating apparatus for surface modification of pipes includes: a housing comprising an inner space accommodating an electrode, a plating solution, and a pipe therein, and a plating solution inlet disposed on a lower surface of the housing and allowing the plating solution to be injected therethrough; a plating auxiliary part disposed inside the housing, vertically fixing the pipe inserted into the housing, and guiding the plating solution injected into the housing to flow toward an upper portion of the housing; and an auxiliary support part disposed inside the housing, spacing the plating auxiliary part and the plating solution inlet apart from each other by a predetermined distance, and guiding the plating solution introduced through the plating solution inlet to flow in a direction, where the plating auxiliary part is disposed.
    Type: Application
    Filed: September 18, 2023
    Publication date: August 1, 2024
    Applicant: DONG-A UNIVERSITY RESEARCH FOUNDATION FOR INDUSTRY-ACADEMY COOPERATION
    Inventors: Jung Han KIM, Hyo Jong LEE, Han Kyun SHIN, Young Jun CHO, Seung Hyeon LEE, Young Seo KIM
  • Publication number: 20240206333
    Abstract: The present invention relates to an organic electroluminescent device comprising at least one light-emitting layer between an anode and a cathode, wherein the light-emitting layer comprises a host and a phosphorescent dopant; the host consists of multi-component host compounds; at least a first host compound of the multi-component host compounds is a specific bicarbazole derivative containing an aryl group, and a second host compound is a specific carbazole derivative including a nitrogen-containing heteroaryl group. According to the present invention, the organic electroluminescent device using the multi-component host compounds has a high efficiency and long lifespan compared with the conventional device using one component host compound.
    Type: Application
    Filed: January 18, 2024
    Publication date: June 20, 2024
    Inventors: Hee-Choon AHN, Young-Kwang KIM, Doo-Hyeon MOON, Su-Hyun LEE, Seon-Woo LEE, Chi-Sik KIM, Kyoung-Jin PARK, Nam-Kyun KIM, Kyung-Hoon CHOI, Jae-Hoon SHIM, Young-Jun CHO, Kyung-Joo LEE
  • Publication number: 20240188424
    Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.
    Type: Application
    Filed: October 13, 2023
    Publication date: June 6, 2024
    Inventors: Su-Hyun LEE, Kyung-Hoon CHOI, So-Young JUNG, Chi-Sik KIM, Soo-Yong LEE, Sang-Hee CHO, Young-Jun CHO, Young-Gil KIM, Bitnari KIM, Young-Jae KIM, Hyo-Nim SHIN
  • Publication number: 20240122069
    Abstract: The present disclosure relates to a plurality of host materials and organic electroluminescent devices comprising the same. The present disclosure may provide a plurality of host materials having a composition favorable to thermal denaturation due to a low deposition temperature, while improving hole properties and electronic properties of HOMO and LUMO, by comprising separate compounds represented by formulas 1 and 2 into a light-emitting layer. By comprising the plurality of host materials of the present disclosure, it is possible to provide an organic electroluminescent device having a lower driving voltage, higher luminous efficiency and/or longer lifetime.
    Type: Application
    Filed: November 10, 2023
    Publication date: April 11, 2024
    Inventors: Bitnari KIM, Su-Hyun LEE, So-Young JUNG, Hyo-Soon PARK, Tae-Jun HAN, Young-Jun CHO, Sang-Hee CHO
  • Publication number: 20240090328
    Abstract: The present invention relates to a multi-component host material and an organic electroluminescent device comprising the same. By comprising a specific combination of the multi-component host compounds, the organic electroluminescent device according to the present invention can provide high luminous efficiency and excellent lifespan characteristics.
    Type: Application
    Filed: October 26, 2023
    Publication date: March 14, 2024
    Inventors: Hee-Choon AHN, Young-Kwang KIM, Su-Hyun LEE, Ji-Song JUN, Seon-Woo LEE, Chi-Sik KIM, Kyoung-Jin PARK, Nam-Kyun KIM, Kyung-Hoon CHOI, Jae-Hoon SHIM, Young-Jun CHO, Kyung-Joo LEE
  • Patent number: 11912916
    Abstract: The present disclosure relates to an organic electroluminescent compound represented by formula 1 and an organic electroluminescent device comprising the same. By comprising the organic electroluminescent compound of the present disclosure, it is possible to provide an organic electroluminescent device having lower operating voltage, higher luminous efficiency and/or longer lifespan properties as compared with a conventional organic electroluminescent device.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: February 27, 2024
    Assignee: Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Hyun Kim, Ji-Song Jun, Jeong-Hwan Jeon, Yeon-Gun Lee, Seon-Jin Hwang, Young-Jun Cho
  • Patent number: 11856850
    Abstract: The present disclosure relates to a plurality of host materials and organic electroluminescent devices comprising the same. The present disclosure may provide a plurality of host materials having a composition favorable to thermal denaturation due to a low deposition temperature, while improving hole properties and electronic properties of HOMO and LUMO, by comprising separate compounds represented by formulas 1 and 2 into a light-emitting layer. By comprising the plurality of host materials of the present disclosure, it is possible to provide an organic electroluminescent device having a lower driving voltage, higher luminous efficiency and/or longer lifetime.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: December 26, 2023
    Inventors: Bitnari Kim, Su-Hyun Lee, So-Young Jung, Hyo-Soon Park, Tae-Jun Han, Young-Jun Cho, Sang-Hee Cho
  • Publication number: 20230281375
    Abstract: A semiconductor design automation system comprises a simulator configured to generate simulation data, a recovery module configured to correct a sampling error of the simulation data to generate recovery simulation data, a hardware data module configured to generate real data, a preprocessing module configured to preprocess the real data to generate preprocessed real data, a database configured to store the recovery simulation data and the preprocessed real data, a first graphic user interface including an automatic simulation generator configured to generate a machine learning model of the recovery simulation data and the preprocessed real data and generate predicted real data therefrom, and a second graphic user interface including a visualization unit configured to generate a visualized virtualization process result from the machine learning model.
    Type: Application
    Filed: May 12, 2023
    Publication date: September 7, 2023
    Inventors: Song-Yi Han, Jae Min Kim, Jae Ho Kim, Ji-Seong Doh, Kang-Hyun Baek, Young Kyou Shin, Seong Hun Jang, Young Jun Cho, Yun Ji Choi
  • Patent number: 11751476
    Abstract: The present invention relates to an electron buffering material and an organic electroluminescent device comprising the same in an electron buffer layer. It is possible to provide an organic electroluminescent device having excellent luminous efficiency and lifespan characteristics by using the electron buffering material according to the present invention.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: September 5, 2023
    Inventors: Sang-Hee Cho, Jeong-Hwan Jeon, Hong-Yeop Na, Ji-Song Jun, Jae-Hoon Shim, Kyung-Hoon Choi, Chi-Sik Kim, Young-Jun Cho
  • Patent number: 11687696
    Abstract: A semiconductor design automation system comprises a simulator configured to generate simulation data, a recovery module configured to correct a sampling error of the simulation data to generate recovery simulation data, a hardware data module configured to generate real data, a preprocessing module configured to preprocess the real data to generate preprocessed real data, a database configured to store the recovery simulation data and the preprocessed real data, a first graphic user interface including an automatic simulation generator configured to generate a machine learning model of the recovery simulation data and the preprocessed real data and generate predicted real data therefrom, and a second graphic user interface including a visualization unit configured to generate a visualized virtualization process result from the machine learning model.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: June 27, 2023
    Inventors: Song-Yi Han, Jae Min Kim, Jae Ho Kim, Ji-Seong Doh, Kang-Hyun Baek, Young Kyou Shin, Seong Hun Jang, Young Jun Cho, Yun Ji Choi
  • Publication number: 20230139032
    Abstract: The present disclosure relates to three different types of host materials, and an organic electroluminescent device comprising the same, and it is possible to provide an organic electroluminescent device having higher luminous efficiency and/or improved lifetime properties compared to a conventional organic electroluminescent device.
    Type: Application
    Filed: August 18, 2022
    Publication date: May 4, 2023
    Inventors: Sang-Hee CHO, Young-Jae Kim, HaeYeon Kim, Young-Jun Cho, Kyung-Hoon Choi, So-Young Jung, Su-Hyun Lee, Mi-Ja Lee
  • Publication number: 20230020540
    Abstract: The present disclosure relates to an organic electroluminescent device comprising an anode, a cathode, and an organic layer between the anode and the cathode, wherein the organic layer comprises one or more light-emitting layers; and at least one light-emitting layer comprises one or more dopant compounds and two or more host compounds. The organic electroluminescent device of the present disclosure has low driving voltage, high color purity, high luminous efficiency, and a long lifespan.
    Type: Application
    Filed: February 24, 2022
    Publication date: January 19, 2023
    Inventors: Seon-Woo LEE, Su-Hyun LEE, Young-Kwang KIM, Hee-Choon AHN, Doo-Hyeon MOON, Ji-Song JUN, Jae-Hoon SHIM, Kyoung-Jin PARK, Nam-Kyun KIM, Kyung-Hoon CHOI, Chi-Sik KIM, Young-Jun CHO, Bit-na-ri KIM
  • Patent number: 11493804
    Abstract: Provided is a reflective diffusing lens which controls light emitted from a light emitting element according to an embodiment.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: November 8, 2022
    Assignee: Molex, LLC
    Inventors: Sung Kuk Cho, Byung Woo Lee, Young Jun Cho
  • Patent number: 11485177
    Abstract: A pneumatic tire with a bead filler has a side wall curved at both sides of a tread that is a thick rubber layer that comes in direct contact with a road surface, a bead core seated on a rim of a vehicle, and a bead part having a difference of rubber hardness. The pneumatic tire includes a carcass that is an internal frame of the tire and is provided to be turned up around the bead core of the bead part, in which the bead part includes: a first bead filler that is surrounded by the carcass and a turned-up carcass inside the tire; and a second bead filler that is disposed between the outer side of the turned-up carcass, the side wall, and the rim, and is applied with multiple rubber layers composed of different kinds of rubber layers to reduce weight and improve rolling resistance.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: November 1, 2022
    Assignee: HANKOOK TIRE & TECHNOLOGY CO., LTD
    Inventors: Young Jun Cho, Chang Hyo Hong