Patents by Inventor Sung Hyun Lee

Sung Hyun 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: 20250197154
    Abstract: Disclosed is a head for a taping device.
    Type: Application
    Filed: November 22, 2024
    Publication date: June 19, 2025
    Inventors: Choon Sik KIM, Sung Jun KIM, Sung Hyun LEE, Seung Kwan SHIN
  • Publication number: 20250204194
    Abstract: A display device includes: a first base on which a display area and a non-display area are defined; a light-emitting element on the first base and in the display area; a second base facing the first base and above the light-emitting element; a color filter on a surface of the second base that faces the first base and overlapping the light-emitting element; a wavelength conversion pattern on the color filter; a sealing member in the non-display area between the first base and the second base; and a sink pattern in the non-display area, wherein the sink pattern is between the sealing member and the display area when viewed from a plan view.
    Type: Application
    Filed: February 13, 2025
    Publication date: June 19, 2025
    Inventors: Hyung Gi JUNG, Ki Hwan KIM, Beom Jin KIM, Soon Chang YEON, Sung Hyun LEE, Jae Min LEE, Jae Young LEE, You Mee HYUN
  • Publication number: 20250038732
    Abstract: The present invention provides a surface acoustic wave filter with a mass addition film formed on a plurality of electrodes. The surface acoustic wave filter includes a substrate on which a support substrate, an energy confinement layer, and a piezoelectric layer are sequentially stacked; first and second bus bars extended in a first direction on the substrate and spaced apart from each other in a second direction perpendicular to the first direction; a plurality of IDT electrodes alternately extended from the first and second bus bars in the second direction and spaced apart from each other in the first direction; and a mass addition film extended in the first direction to cover the top surface of the plurality of IDT electrodes and the top surface of the substrate exposed between the plurality of IDT electrodes.
    Type: Application
    Filed: July 21, 2024
    Publication date: January 30, 2025
    Inventors: Hun Yong LEE, Hae Kwan OH, Sung Hyun LEE
  • Publication number: 20250006869
    Abstract: A light emitting diode, including a first type semiconductor layer, an active layer, and a second type semiconductor layer; an ohmic contact layer disposed on the second type semiconductor layer; a first insulating layer disposed on the semiconductor structure and including a first opening overlapping the first type semiconductor layer and a second opening overlapping the ohmic contact layer; a first connection wiring disposed on the first insulating layer, the first connection wiring having a first portion and a second portion; and a second connection wiring disposed on the first insulating layer and spaced apart from the first connection wiring, the second connection wiring electrically connected to the second type semiconductor layer through the second opening. The second connection wiring surrounds at least a portion of the first portion of the first connection wiring in a plan view.
    Type: Application
    Filed: September 13, 2024
    Publication date: January 2, 2025
    Applicant: SEOUL VIOSYS CO., LTD.
    Inventors: Chi Hyun IN, Jun Yong PARK, Kyu Ho LEE, Dae Woong Suh, Jong Hyeon CHAE, Chang Hoon KIM, Sung Hyun LEE
  • Publication number: 20250002349
    Abstract: A method for synthesizing carbon nanotubes using a nanoparticle catalyst prepared by vaporizing a catalyst raw material using plasma and then condensing the vaporized catalyst raw material is disclosed. The production method of the present disclosure can make the synthesized carbon nanotubes have high crystallinity; and facilitate their mass synthesis.
    Type: Application
    Filed: October 19, 2022
    Publication date: January 2, 2025
    Applicants: LG Chem, Ltd, Tekna Plasma Systems Inc.
    Inventors: Dong Sik Kim, Jiayin Guo, Tae Hoon Kim, Hyung Jin Lee, Geun Gi Min, Doo Hoon Song, Soo Hee Kang, Ye Byeol Kim, Byoung Jin Kim, Sung Hyun Lee
  • Publication number: 20240382924
    Abstract: An apparatus for producing carbon nanotubes includes a plasma apparatus and a CVD reactor which are connected in series is disclosed, and a nanoparticle catalyst in an aerosol state prepared in the plasma apparatus is transferred into the CVD reactor to synthesize carbon nanotubes, thereby continuously synthesizing the carbon nanotubes having excellent physical properties.
    Type: Application
    Filed: October 19, 2022
    Publication date: November 21, 2024
    Applicants: LG Chem, Ltd., Tekna Plasma Systems Inc.
    Inventors: Dong Sik Kim, Jiayin Guo, Tae Hoon Kim, Hyung Jin Lee, Geun Gi Min, Doo Hoon Song, Soo Hee Kang, Ye Byeol Kim, Byoung Jin Kim, Sung Hyun Lee
  • Patent number: 12107195
    Abstract: A light emitting diode, including a first type semiconductor layer, an active layer, and a second type semiconductor layer; an ohmic contact layer disposed on the second type semiconductor layer; a first insulating layer disposed on the semiconductor structure and including a first opening overlapping the first type semiconductor layer and a second opening overlapping the ohmic contact layer; a first connection wiring disposed on the first insulating layer, the first connection wiring having a first portion and a second portion; and a second connection wiring disposed on the first insulating layer and spaced apart from the first connection wiring, the second connection wiring electrically connected to the second type semiconductor layer through the second opening. The second connection wiring surrounds at least a portion of the first portion of the first connection wiring in a plan view.
    Type: Grant
    Filed: January 17, 2023
    Date of Patent: October 1, 2024
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Chi Hyun In, Jun Yong Park, Kyu Ho Lee, Dae Woong Suh, Jong Hyeon Chae, Chang Hoon Kim, Sung Hyun Lee
  • Patent number: 11899716
    Abstract: An operation method of a user terminal for providing a video slide service includes uploading a UGC video to a server; receiving, from the server, scene meta-information for each playback section of the UGC video; generating a video slide file on the basis of the received scene meta-information for each playback section; classifying, according to categories, a plurality of pieces of page information configuring the video slide file; and generating a storybook corresponding to the UGC video on the basis of a plurality of page groups classified according to the categories.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: February 13, 2024
    Assignee: NAVER CORPORATION
    Inventors: Byung Gyou Choi, Sung Hyun Lee, Sang Yoon Lee, Jun Oh Kim
  • Patent number: 11851554
    Abstract: Disclosed is a rubber composition including a copolymer including polyethylene, ?-olefin, and non-conjugated polyene; natural rubber; a filler; and a coupling agent, a vehicle part including the same, and a vehicle including the same. The rubber bushing composition includes the components uniformly dispersed such that compatibility and physical properties thereof can be improved. Further, a product (e.g., vehicle part) obtained from the rubber bushing composition can have superior heat resistance, fatigue resistance, and compression set resistance.
    Type: Grant
    Filed: September 2, 2022
    Date of Patent: December 26, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Hyun Lee, Heon Seob Jung
  • Publication number: 20230378406
    Abstract: A display apparatus including a circuit board, a plurality of light emitting devices mounted on the circuit board, a transparent substrate disposed on the light emitting devices, and a light absorbing layer disposed between the transparent substrate and the light emitting devices, in which the light absorbing layer covers upper regions of the light emitting devices and a region between the light emitting devices.
    Type: Application
    Filed: August 2, 2023
    Publication date: November 23, 2023
    Inventors: Jong Min JANG, Sung Hyun Lee, Chang Yeon Kim
  • Patent number: 11757073
    Abstract: A display apparatus including a circuit board, a plurality of light emitting devices mounted on the circuit board, a transparent substrate disposed on the light emitting devices, and a light absorbing layer disposed between the transparent substrate and the light emitting devices, in which the light absorbing layer covers upper regions of the light emitting devices and a region between the light emitting devices.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: September 12, 2023
    Assignee: SEOUL VIOSYS CO., LTD.
    Inventors: Jong Min Jang, Sung Hyun Lee, Chang Yeon Kim
  • Publication number: 20230282797
    Abstract: A light emitting device including a first light emitting stack, a second light emitting stack disposed under the first light emitting stack, a third light emitting stack disposed under the second light emitting stack, first, second, third, and fourth connection electrodes disposed over the first light emitting stack, and electrically connected to the first, second, and third light emitting stacks, and bonding metal layers disposed on upper surfaces of the first, second, third, and fourth connection electrodes, in which each of the first, second, third, and fourth connection electrodes includes a groove on an upper surface thereof, and the bonding metal layers cover the grooves of the first, second, third, and fourth connection electrodes, respectively.
    Type: Application
    Filed: May 16, 2023
    Publication date: September 7, 2023
    Inventors: Jong Min JANG, Sung Hyun LEE, Chang Yeon KIM
  • Patent number: 11732111
    Abstract: A natural rubber composition includes a base resin including natural rubber, a filler including carbon black and silica, and an additive. The carbon black has a diameter of 20 nm to 50 nm, and the silica has a surface area of 100 to 150 m2/g. The additive includes at least one of a coupling agent, an activator, a crosslinking agent, an accelerator, or an anti-aging agent.
    Type: Grant
    Filed: July 14, 2021
    Date of Patent: August 22, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sung Hyun Lee, Hyun Ho Park, Jae Seok Lee
  • Patent number: 11688840
    Abstract: A light emitting device including a first light emitting stack, a second light emitting stack disposed under the first light emitting stack, a third light emitting stack disposed under the second light emitting stack, first, second, third, and fourth connection electrodes disposed over the first light emitting stack, and electrically connected to the first, second, and third light emitting stacks, and bonding metal layers disposed on upper surfaces of the first, second, third, and fourth connection electrodes, in which each of the first, second, third, and fourth connection electrodes includes a groove on an upper surface thereof, and the bonding metal layers cover the grooves of the first, second, third, and fourth connection electrodes, respectively.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: June 27, 2023
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Jong Min Jang, Sung Hyun Lee, Chang Yeon Kim
  • Publication number: 20230159306
    Abstract: Proposed are an OHT vehicle and a method of controlling the operation of the same. More particularly, proposed is a technology in which when a hand unit of an OHT vehicle loads a transfer container and unloads the same to a destination load port, an error between a recess of the transfer container and a positioning pin of the load port caused by the tilt of the transfer container is resolved through position correction of the hand unit, thereby enabling the transfer container to be accurately placed on the load port.
    Type: Application
    Filed: May 22, 2022
    Publication date: May 25, 2023
    Applicant: SEMES CO., LTD.
    Inventor: Sung Hyun LEE
  • Publication number: 20230155072
    Abstract: A light emitting diode, including a first type semiconductor layer, an active layer, and a second type semiconductor layer; an ohmic contact layer disposed on the second type semiconductor layer; a first insulating layer disposed on the semiconductor structure and including a first opening overlapping the first type semiconductor layer and a second opening overlapping the ohmic contact layer; a first connection wiring disposed on the first insulating layer, the first connection wiring having a first portion and a second portion; and a second connection wiring disposed on the first insulating layer and spaced apart from the first connection wiring, the second connection wiring electrically connected to the second type semiconductor layer through the second opening. The second connection wiring surrounds at least a portion of the first portion of the first connection wiring in a plan view.
    Type: Application
    Filed: January 17, 2023
    Publication date: May 18, 2023
    Inventors: Chi Hyun In, Jun Yong Park, Kyu Ho Lee, Dae Woong Suh, Jong Hyeon Chae, Chang Hoon Kim, Sung Hyun Lee
  • Publication number: 20230106914
    Abstract: A pixel device including a pixel, a planarization layer covering side surfaces and an upper surface of the pixel, and pixel device pads disposed on the planarization layer, in which the pixel includes a first light emitting stack, a second light emitting stack disposed under the first light emitting stack, a third light emitting stack disposed under the second light emitting stack, and pixel pads electrically connected to the first, second, and through third light emitting stacks, the pixel device pads are electrically connected to the pixel pads through the planarization layer, and at least a portion of each of the pixel device pads extends from an upper region of the pixel to an inner surface of the planarization layer formed between the planarization layer and the pixel.
    Type: Application
    Filed: October 4, 2022
    Publication date: April 6, 2023
    Inventors: Jong Min JANG, Chung Hoon Lee, Jin Hwa Shin, Sung Hyun Lee, Seung Jo Yun
  • Publication number: 20230078357
    Abstract: Disclosed are, inter alia, a rubber composition for suspension bush with improved fatigue durability and a rubber for a vehicle suspension bush including the same. The rubber may have increased hardness by applying a thiol-based compound as a cross-linking agent. The rubber composition may include a natural rubber, a filler including carbon black; a crosslinking agent including a thiol-based compound, an activator including zinc oxide and stearic acid, a sulfur, and a sulfur accelerator.
    Type: Application
    Filed: September 14, 2022
    Publication date: March 16, 2023
    Inventors: Sung Hyun Lee, Jae Seok Lee
  • Publication number: 20230074171
    Abstract: Disclosed is a rubber composition including a copolymer including polyethylene, ?-olefin, and non-conjugated polyene; natural rubber; a filler; and a coupling agent, a vehicle part including the same, and a vehicle including the same. The rubber bushing composition includes the components uniformly dispersed such that compatibility and physical properties thereof can be improved. Further, a product (e.g., vehicle part) obtained from the rubber bushing composition can have superior heat resistance, fatigue resistance, and compression set resistance.
    Type: Application
    Filed: September 2, 2022
    Publication date: March 9, 2023
    Inventors: Sung Hyun Lee, Heon Seob Jung
  • Patent number: 11563152
    Abstract: Disclosed herein are a light emitting diode package and a method of manufacturing the same. The light emitting diode package includes: a substrate, a light-emitting layer disposed on a surface of the substrate and including a first type semiconductor layer, an active layer, and a second type semiconductor layer, a first bump disposed on the first type semiconductor layer and a second bump disposed the second type semiconductor layer, a protective layer covering at least the light-emitting layer, and a first bump pad and a second bump pad disposed on the protective layer and connected to the first bump and the second bump, respectively.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: January 24, 2023
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Chi Hyun In, Jun Yong Park, Kyu Ho Lee, Dae Woong Suh, Jong Hyeon Chae, Chang Hoon Kim, Sung Hyun Lee