Patents by Inventor Young Joo Lee

Young Joo Lee 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: 20250136585
    Abstract: The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1 and an organic light emitting device including the same.
    Type: Application
    Filed: January 2, 2023
    Publication date: May 1, 2025
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Young Beom SEO, Hyun Joo LEE, Young Seok NO, Dong Jun KIM
  • Patent number: 12276555
    Abstract: A conductive yarn pressure sensor is proposed. The pressure sensor may include a porous fiber layer having predetermined cavities formed therein. The pressure sensor may also include a first sensing electrode made of a first conductive yarn formed on one surface of the porous fiber layer, and a second sensing electrode made of a second conductive yarn formed on the other surface of the porous fiber layer. The first sensing electrode or the second sensing electrode may be provided so as to be in contact with each other in the cavities of the porous fiber layer due to external pressure. According to an embodiment, by having conductive yarn in flexible clothing or textile material, pressure can be sensed by effectively responding to deformation due to external pressure.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: April 15, 2025
    Assignee: Korea Electronics Technology Institute
    Inventors: Won Hyo Kim, Woo Kyeong Seong, Kook Nyung Lee, Su Mi Yoon, Dong Ki Hong, Young Joo Kim, Hye Lim Kang
  • Patent number: 12273639
    Abstract: Electrical Phase Detection Auto Focus. In one embodiment, an image sensor includes a plurality of pixels arranged in rows and columns of a pixel array disposed in a semiconductor material. Each pixel includes a plurality of photodiodes configured to receive incoming light through an illuminated surface of the semiconductor material. The plurality of pixels includes at least one autofocusing phase detection (PDAF) pixel having: a first subpixel without a light shielding, and a second subpixel without the light shielding. Autofocusing of the image sensor is at least in part determined based on different electrical outputs of the first subpixel and the second sub pixels.
    Type: Grant
    Filed: August 23, 2022
    Date of Patent: April 8, 2025
    Assignee: OmniVision Technologies, Inc.
    Inventors: Young Woo Jung, Chih-Wei Hsiung, Vincent Venezia, Zhiqiang Lin, Sang Joo Lee
  • Patent number: 12265279
    Abstract: A camera module includes a housing; a lens module accommodated in the housing and configured to adjust focus or adjust focus magnification; and an optical path conversion module accommodated in the housing and configured to convert an optical path. The optical path conversion module includes a prism; a first movable body accommodating the prism; a fixed body accommodating the first movable body; a first driving unit enabling first rotational driving of the first movable body, relative to the fixed body; and a second driving unit enabling second rotational driving of the first movable body, relative to the fixed body.
    Type: Grant
    Filed: November 24, 2020
    Date of Patent: April 1, 2025
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hong Joo Lee, Young Bok Yoon, Ta Kyoung Lee
  • Publication number: 20250092165
    Abstract: Disclosed are a solid catalyst for producing polypropylene and a method for producing a block copolymer, particularly, disclosed are a solid catalyst for producing polypropylene, which has high activity and excellent hydrogenation activity and is capable of producing a block copolymer having high stereoregularity and a high rubber content by copolymerization of alpha-olefins, and a method for producing a block copolymer.
    Type: Application
    Filed: September 6, 2024
    Publication date: March 20, 2025
    Inventors: Yong Jun JEON, Dong Geun Lee, Young Joo Lee, Jung Soo Park
  • Publication number: 20250093100
    Abstract: In one aspect, an electric furnace is provided with a double type melting furnace, which includes: a first upper cell that forms a first upper space of a first melting furnace in which a first iron source is introduced and molten; a second upper cell that is disposed in a horizontal direction of the first upper cell and forms a second upper space of a second melting furnace in which a second iron source is introduced and molten; a lower cell that is combined with lower portions of the first upper cell and the second upper cell and forms a single integrated space in which a first lower space of the first melting furnace and a second lower space of the second melting furnace are integrated; and a partition wall unit that is installed to vertically move up and down between the first upper cell and the second upper cell, and separates the first lower space of the first melting furnace and the second lower space of the second melting furnace, although both of the lower spaces are integrally formed by the lower cel
    Type: Application
    Filed: December 3, 2024
    Publication date: March 20, 2025
    Inventors: Dae Hoon Shin, Kyun Tae Kim, Yong Hee Kim, Young Joo Park, Woo Seok Song, Myoung Cheol Shin, June Yong Eom, Jae Rang Lee, Jae Min Lee, Jong Oh Jo
  • Publication number: 20250094024
    Abstract: A method and a device for managing a tab window indicating a group including heterogeneous applications. The method includes outputting a display window comprising at least one or more objects for executing one or more applications on a terminal window, receiving a user input that selects the at least one or more objects and moves the selected at least one or more objects to a region excluding the display window, generating an application group comprising at least one or more applications corresponding to the selected at least one or more objects according to the received user input, and outputting a tab window indicating the generated application group to the terminal window.
    Type: Application
    Filed: December 4, 2024
    Publication date: March 20, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doo-hwan KIM, Kang-tae KIM, Chul-Joo KIM, Tae-Soo KIM, Young-Seok LEE
  • Publication number: 20250097401
    Abstract: A display device includes: pixels; a first electrode located on the pixels; a liquid crystal layer located on the first electrode; a second electrode located on the liquid crystal layer; a lens array located on the second electrode; and a control circuit including a first node electrically connected to the first electrode and a second node electrically connected to the second electrode. In a first mode, the control circuit applies a first node voltage to the first node, and applies, to the second node, a second node voltage which alternates a high level higher than a voltage level of the first node voltage and a low level lower than the voltage level of the first node voltage. In a second mode, the control circuit allows the first node and the second node to be short-circuited.
    Type: Application
    Filed: September 10, 2024
    Publication date: March 20, 2025
    Inventors: Young Soo HWANG, Seong Joo LEE
  • Publication number: 20250082422
    Abstract: A robot arm for minimally invasive surgery includes a modular structure in which a yaw axis of an active arm rotatable relative to a setup arm is disposed to be inclined with respect to a roll axis of an instrument for surgery and a joint of the active arm and a remote center of motion (RCM) form a parallelogram, thereby preventing a gimbal lock phenomenon, enabling configuration of various RCMs, and having various entry angles.
    Type: Application
    Filed: November 26, 2024
    Publication date: March 13, 2025
    Inventors: Young Jae SONG, Jung Joo LEE, Hee Jin KIM, Dong Kyu JANG
  • Publication number: 20250083161
    Abstract: A discharging nozzle assembly and a bidet including the same are disclosed.
    Type: Application
    Filed: August 28, 2024
    Publication date: March 13, 2025
    Applicant: COWAY Co., Ltd.
    Inventors: Hyun Sik BANG, Jin Won PARK, Jae Hong LEE, Young Pyo KIM, Ji Won HAN, Young Joo KIM
  • Publication number: 20250076618
    Abstract: An imaging lens system includes a first lens group, an optical path conversion element, and a second lens group arranged in order from an object side. An optical axis of the second lens group is disposed eccentrically in a direction with respect to a geometric optical axis of the optical path conversion element.
    Type: Application
    Filed: April 1, 2024
    Publication date: March 6, 2025
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Tae Yeon LIM, Byung Hyun KIM, Gil Hun LEE, Young Suk KANG, Yong Joo JO, Young Su JIN, Han Na JANG
  • Patent number: 12201423
    Abstract: Disclosed herein is a unit for collecting and ejecting blood including: a handle extending along a first central axis; a handling block connected to the handle and disposed to have a second central axis that is offset from the first central axis; and a plunger connected to the handle to be movable along a direction of the first central axis and moving toward the handling block when manipulated, wherein the handling block includes: a body having a connection portion connected to the handle and a contact portion located beneath the connection portion; and a collection port formed to pass through the body in a direction from the contact portion to the connection portion and configured to collect blood by a capillary force, and the plunger moves along the direction of the first central axis when manipulated to enter the collection port and push the blood collected in the collection port out of the collection port.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: January 21, 2025
    Assignee: HLB LIFE SCIENCE CO., LTD.
    Inventors: Yong Ho Cho, Young Joo Moon, Woong Ho Lee
  • Patent number: 12193553
    Abstract: Proposed is a sliding color cosmetic case comprising a lower sliding member, a color cosmetic case, an inclined protrusion member, and a sliding cover member. According to the present invention, when the lower sliding member of the color cosmetic case slides to one side, a mirror cover in which an application tip is embedded stands tilted so as to allow a user to easily see a mirror and easily take out the application tip.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: January 14, 2025
    Assignee: CTK COSMETICS CO., LTD.
    Inventor: Young Joo Lee
  • Publication number: 20250011169
    Abstract: An apparatus for manufacturing hydrogen peroxide water by using electrostatic spraying is disclosed. An apparatus for manufacturing hydrogen peroxide water by using electrostatic spraying according to a first embodiment of the present disclosure comprises: a nozzle unit for spraying reaction water; a ground unit disposed opposite to the nozzle unit; and a power supply unit for applying a high voltage between the nozzle unit and the ground unit, wherein the reaction water is formed into fine droplets with a particle size of 20 ?m or less in the nozzle unit and is electrostatically sprayed, and ionized hydrogen ions (H+) and hydroxide ions (OH?) react with each other again to form hydrogen peroxide.
    Type: Application
    Filed: November 12, 2021
    Publication date: January 9, 2025
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Jong Won CHOI, Hak Geun JEONG, Young Chan CHOI, Gil Bong LEE, Young Joo LEE, Kang San LEE, Jun Su PARK
  • Patent number: 12165397
    Abstract: The present disclosure provides is a high-speed image recognition method and apparatus using a 3D CNN. The high-speed image recognition method using the 3D CNN includes: inputting each of a first image clips among image clips constituting an input image to the 3D CNN; acquiring softmax function values calculated in the 3D CNN with respect to each of the first image clips; calculating a score margin by using the softmax function values; comparing the score margin with a predetermined threshold value to determine whether to input at least one additional image clip other than the first image clips among the image clips constituting the input image to the 3D CNN. Therefore, a calculation speed for image recognition can be improved.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: December 10, 2024
    Assignee: POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
    Inventors: Young Joo Lee, Young Seok Kim, Gun Ho Park, Hyun Hoon Lee
  • Publication number: 20240182606
    Abstract: Disclosed is a method of producing a propylene-based copolymer using a solid catalyst including a carrier, produced by the reaction between dialkoxy magnesium and a metal halide, a titanium halide, and an organic electron donor. According to the disclosure, it is possible to produce a propylene-based copolymer having a high comonomer content and a low amorphous content while maintaining catalyst activity at a highly level and dramatically reducing agglomeration of polymer particles during the production of the copolymer.
    Type: Application
    Filed: November 21, 2023
    Publication date: June 6, 2024
    Inventors: Seung Cheol LEE, Sun Jae PARK, Young Joo LEE
  • Publication number: 20240158543
    Abstract: Disclosed is a method for producing a solid catalyst for propylene polymerization, the method comprising steps of: (1) reacting a dialkoxy magnesium with a metal halide compound in the presence of an organic solvent; (2) reacting the reaction product of step (1) with at least one internal electron donor while increasing the reaction temperature; and (3) reacting the reaction product of step (2) with a titanium halide, wherein the dialkoxy magnesium in step (1) is produced through a reaction step of reacting metal magnesium, an alcohol, and a reaction initiator.
    Type: Application
    Filed: October 23, 2023
    Publication date: May 16, 2024
    Inventors: Young Joo LEE, Sun Jae PARK, Seung Cheol LEE
  • Publication number: 20240010665
    Abstract: The present disclosure relates to a novel transition metal compound, a transition metal catalyst composition having high catalytic activity for producing a copolymer of ethylene and ?-olefin containing the same, a method for producing a copolymer of ethylene and ?-olefin using the same, and a copolymer of ethylene and ?-olefin produced using the same.
    Type: Application
    Filed: June 29, 2023
    Publication date: January 11, 2024
    Inventors: Young Seub KIM, Ho Yeun KIM, Do Hoon LEE, Young Joo LEE, Dong Geun LEE
  • Publication number: 20240006761
    Abstract: A phased array antenna comprises a plurality of unit cells arranged in an array. Each of the plurality of unit cells comprises: at least one radiating element receiving a feed signal and radiating a signal; and two path changeover switches for transmitting the applied feed signal as it is or as a distribution to the at least one radiating element, or at least one unit cell disposed adjacent, under control of an antenna control circuit.
    Type: Application
    Filed: February 15, 2023
    Publication date: January 4, 2024
    Inventors: Byung-Wook MIN, Young Joo LEE, Kyu Jong CHOI
  • Patent number: D1065203
    Type: Grant
    Filed: January 12, 2024
    Date of Patent: March 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ho Jung Lee, Kyung Hyun Ko, Yong Woo Koo, Jun Il Kwon, Pablo Kim, Young-Su Kim, Jun Woo Kim, Hoon Kim, Hye Suk An, Hyun Joo Lee, Ki Ho Lim