Patents by Inventor Sang-Hee Choi

Sang-Hee Choi 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).

  • Patent number: 11975855
    Abstract: A propulsion module of an air mobility vehicle may include a door provided in the housing and opening or closing the opening portion of the housing by a sliding motion of the door; a propeller for providing propulsion to the air mobility vehicle; a link assembly having a first end portion connected to the housing and a second end portion connected to the propeller to pull the propeller into the internal space of the housing through the opening portion or pull the propeller outside the internal space through the opening portion; and a door opening and closing portion coupled to the door and configured for providing an opening and closing force to the door according to an inward-pulling motion or an outward-pulling motion of the propeller.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: May 7, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Chung Sik Yim, Yong Hyun Nam, Jae Young Choi, Sang Hyun Jung, Dae Hee Lee, Jae Seung Lee, Kyu Hoon Cho
  • Patent number: 11978602
    Abstract: A switch apparatus, includes: a base module including a base case, and a moving magnet movably mounted in the base case; and a manipulation module including a manipulation case, and a first magnet fixedly mounted in the manipulation case, wherein the moving magnet moves between a hold position and a releasable position, the hold position refers to a position in which the manipulation module is held onto the base module as an attractive force acts between the moving magnet and the first magnet, and the releasable position refers to a position in which the manipulation module is releasable from the base module as a repulsive force acts between the moving magnet and the first magnet.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: May 7, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, NOVATECH CO., LTD, ALPS ELECTRIC KOREA CO., LTD.
    Inventors: Sang Hoon Shin, Hoo Sang Lee, Jong Hyun Choi, Dae Woo Park, Youn Tak Kim, Nam I Jo, Choon Teak Oh, Hong Jun Choi, Kon Hee Chang, Woo Joo Ahn
  • Patent number: 11975091
    Abstract: A composition for enhancing protein strength according to the present invention contains an aminosilane compound capable of covalent binding with a protein of hair, scalp, skin, nails, leather, or textile, so that the protein and the amino silane compound form a covalent bond, and thus the composition can improve the protein strength enhancement effect and maximize the semi-permanent protein strength enhancement effect.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: May 7, 2024
    Assignee: LG Household & Health Care Ltd.
    Inventors: Seong Kil Son, Won Kyung Choi, Dong Wan Kim, Ji Hee Yoo, Jeong Rae Lee, Sang Min Lee
  • Publication number: 20240146103
    Abstract: Embodiments of the inventive concept provide a wireless power apparatus for a substrate treating apparatus and a manufacturing method for the wireless power apparatus for the substrate treating apparatus for preventing a heat generation by preventing a generation of an eddy current in a coupling element, if the coupling element is used around an outer housing at which an induced magnetic field is formed. The inventive concept provides a wireless power apparatus for a substrate treating apparatus.
    Type: Application
    Filed: April 26, 2023
    Publication date: May 2, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Chan Young Choi, Ki Won Han, Wan Hee Jeong, Kyo Bong Kim, Hee Chan Kim, Doo Hyun Baek, Sang-Oh Kim, Hee Jae Byun
  • Patent number: 11970613
    Abstract: Embodiments relate to a polymer film. The polymer film comprises a polymer resin selected from the group consisting of a polyamide-based resin and a polyimide-based resin and has a haze (HZ0) before autoclave treatment of 3% or less and a ?HZ24 represented by Equation 1a of 500% or less.
    Type: Grant
    Filed: June 26, 2020
    Date of Patent: April 30, 2024
    Assignee: SK MICROWORKS CO., LTD.
    Inventors: Jung Hee Ki, Sunhwan Kim, Sang Hun Choi, Dae Seong Oh, Han Jun Kim, Jin Woo Lee, Dong Jin Lim
  • Publication number: 20240131624
    Abstract: Embodiments of the inventive concept provide a substrate treating apparatus and a substrate treating method for not letting an irradiation region of a laser deviate from a target region, even if a shaking angle of a chemical deviates from an allowable range due to a vibration or an airflow. The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes: a substrate support unit configured to support a substrate having a chemical coated thereon; a laser generation unit configured to irradiate a laser to the substrate; and a light-transmitter positioned along a path at which the laser is irradiated.
    Type: Application
    Filed: October 2, 2023
    Publication date: April 25, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Tae Shin KIM, Ki Hoon CHOI, Tae Hee KIM, Sang Gun LEE, Jin Yeong SUNG, Jang Jin LEE
  • Patent number: 11967269
    Abstract: A scan driver includes: a first transistor having a first electrode coupled to an output scan line, a second electrode coupled to a first power line, and a gate electrode coupled to a first node; a second transistor having a first electrode coupled to a first clock line, a second electrode coupled to the output scan line, and a gate electrode coupled to a second node; a third transistor having a first electrode coupled to the first node, a second electrode coupled to a first input scan line, and a gate electrode coupled to a second clock line; and a fourth transistor having a first electrode coupled to the second node and a second electrode and a gate electrode, which are coupled to a second input scan line, wherein the first input scan line and the second input scan line are different from each other.
    Type: Grant
    Filed: October 4, 2022
    Date of Patent: April 23, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chul Kyu Kang, Sung Hwan Kim, Soo Hee Oh, Dong Sun Lee, Sang Moo Choi
  • Publication number: 20240118607
    Abstract: The inventive concept provides a substrate treating method. The substrate treating method includes pre-treating a substrate by cleaning the substrate; etching the substrate by supplying an etchant and heating a substrate supplied with the etchant; and post-treating the substrate after the etching the substrate, and wherein the pre-treating the substrate, the etching the substrate, and the post-treating the substrate are each performed in different chambers, a substrate on which the pre-treating the substrate is completed is transferred in a dry state to a chamber at which the etching the substrate is performed, and a substrate on which the etching the substrate is completed is transferred in a wetted state with a liquid to a chamber at which the post-treating the substrate is performed.
    Type: Application
    Filed: March 14, 2023
    Publication date: April 11, 2024
    Applicant: SEMES CO.,LTD.
    Inventors: Hyun YOON, Ki Hoon CHOI, Seung Un OH, Young Ho PARK, Sang Hyeon RYU, Tae Hee KIM, Sang Gun LEE
  • Publication number: 20240120287
    Abstract: Provided is an overlay mark. The overlay mark comprises a substrate, a lower overlay in the substrate, a pattern layer on the substrate, and an upper overlay defining an opening on the pattern layer. The lower overlay does not overlap the upper overlay in a thickness direction of the substrate.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang Won PARK, A Yeong CHA, Byeong-Hwan SON, Hye Jin LEE, Jung Hyun CHOI, Jong Hee HAN
  • Publication number: 20240120276
    Abstract: A three-dimensional semiconductor integrated circuit device including an inter-die interface is provided. The device includes a top die including a plurality of micro cells provided on a top surface of the top die, a plurality of micro bumps provided on a bottom surface of the top die, and wiring patterns connecting the plurality of micro cells to the plurality of micro bumps; and a bottom die including a plurality of macro cells provided on a top surface thereof, wherein the plurality of macro cells are electrically connected to the plurality of micro bumps, respectively, wherein a size of a region in which the plurality of micro cells are provided is smaller than a size of a region in which the plurality of micro bumps are provided.
    Type: Application
    Filed: July 27, 2023
    Publication date: April 11, 2024
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Seung CHOI, Byung-Su KIM, Bong Il PARK, Chang Seok KWAK, Sun Hee PARK, Sang Joon CHEON
  • Publication number: 20240090321
    Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure, an organic electroluminescent device having improved driving voltage, power efficiency and/or lifetime characteristics compared to conventional organic electroluminescent devices can be provided.
    Type: Application
    Filed: July 17, 2023
    Publication date: March 14, 2024
    Inventors: So-Young JUNG, Hyun-Ju KANG, Sang-Hee CHO, Tae-Jun HAN, Hyo-Nim SHIN, Eun-Joung CHOI
  • Publication number: 20230256712
    Abstract: A method of manufacturing a display device includes: preparing a cover window including a bent part on a side surface thereof, and a guide film including a surface on which a display panel and an adhesive layer are arranged; arranging the cover window and the guide film in a face-to-face manner such that the adhesive layer faces the cover window; seating the guide film onto a seating pad of a first jig; preforming the display panel by bringing opposite ends of the guide film into close contact with opposite side surfaces of the seating pad using a pair of push members; and joining the display panel with the cover window by bringing the adhesive layer into contact with the cover window.
    Type: Application
    Filed: April 24, 2023
    Publication date: August 17, 2023
    Inventors: So Hyun KIM, Yang Han SON, Sang Sik CHO, Sang Hee CHOI
  • Patent number: 11667106
    Abstract: A method of manufacturing a display device includes: preparing a cover window including a bent part on a side surface thereof, and a guide film including a surface on which a display panel and an adhesive layer are arranged; arranging the cover window and the guide film in a face-to-face manner such that the adhesive layer faces the cover window; seating the guide film onto a seating pad of a first jig; pre-forming the display panel by bringing opposite ends of the guide film into close contact with opposite side surfaces of the seating pad using a pair of push members; and joining the display panel with the cover window by bringing the adhesive layer into contact with the cover window.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: June 6, 2023
    Assignees: Samsung Display Co., Ltd., Toptec Co., Ltd.
    Inventors: So Hyun Kim, Yang Han Son, Sang Sik Cho, Sang Hee Choi
  • Publication number: 20220097343
    Abstract: A method of manufacturing a display device includes: preparing a cover window including a bent part on a side surface thereof, and a guide film including a surface on which a display panel and an adhesive layer are arranged; arranging the cover window and the guide film in a face-to-face manner such that the adhesive layer faces the cover window; seating the guide film onto a seating pad of a first jig; pre-forming the display panel by bringing opposite ends of the guide film into close contact with opposite side surfaces of the seating pad using a pair of push members; and joining the display panel with the cover window by bringing the adhesive layer into contact with the cover window.
    Type: Application
    Filed: December 13, 2021
    Publication date: March 31, 2022
    Inventors: So Hyun KIM, Yang Han SON, Sang Sik CHO, Sang Hee CHOI
  • Patent number: 11267235
    Abstract: A laminating apparatus and method of fabricating a display device are provided. According to an exemplary embodiment of the present disclosure, the laminating apparatus includes a first jig, which is configured to fix a window having curved surfaces, and a second jig, which includes a pressure pad facing the first jig. The pressure pad includes a top surface, which is convex toward the first jig, and depressed portions, which are inwardly depressed from side surfaces, respectively.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: March 8, 2022
    Inventors: Sang Hee Choi, Yang Han Son, So Hyun Kim
  • Patent number: 11198271
    Abstract: A method of manufacturing a display device includes: preparing a cover window including a bent part on a side surface thereof, and a guide film including a surface on which a display panel and an adhesive layer are arranged; arranging the cover window and the guide film in a face-to-face manner such that the adhesive layer faces the cover window; seating the guide film onto a seating pad of a first jig; pre-forming the display panel by bringing opposite ends of the guide film into close contact with opposite side surfaces of the seating pad using a pair of push members; and joining the display panel with the cover window by bringing the adhesive layer into contact with the cover window.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: December 14, 2021
    Assignees: Samsung Display Co., Ltd., TOPTEC CO., LTD
    Inventors: So Hyun Kim, Yang Han Son, Sang Sik Cho, Sang Hee Choi
  • Publication number: 20210316544
    Abstract: A laminating apparatus and method of fabricating a display device are provided. According to an exemplary embodiment of the present disclosure, the laminating apparatus includes a first jig, which is configured to fix a window having curved surfaces, and a second jig, which includes a pressure pad facing the first jig. The pressure pad includes a top surface, which is convex toward the first jig, and depressed portions, which are inwardly depressed from side surfaces, respectively.
    Type: Application
    Filed: June 23, 2021
    Publication date: October 14, 2021
    Inventors: Sang Hee CHOI, Yang Han SON, So Hyun KIM
  • Patent number: 11072155
    Abstract: A laminating apparatus and method of fabricating a display device are provided. According to an exemplary embodiment of the present disclosure, the laminating apparatus includes a first jig, which is configured to fix a window having curved surfaces, and a second jig, which includes a pressure pad facing the first jig. The pressure pad includes a top surface, which is convex toward the first jig, and depressed portions, which are inwardly depressed from side surfaces, respectively.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: July 27, 2021
    Inventors: Sang Hee Choi, Yang Han Son, So Hyun Kim
  • Patent number: 10675849
    Abstract: A method of laminating includes a step of preparing each of a first jig to fix a window, and a second jig including a shape pad, in which the second jig faces the first jig, and the shape pad includes each of a top surface protruding toward the first jig, sides surrounding the top surface, and at least one incision pattern, which is inwardly recessed from at least one of the sides of the shape pad and extends toward the first jig. The method further includes a step of bonding the window and the panel by applying pressure to the panel with the shape pad.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: June 9, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: So Hyun Kim, Yang Han Son, Sang Hee Choi
  • Patent number: D1023040
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: April 16, 2024
    Assignee: Hyperconnect Inc.
    Inventors: Sang Il Ahn, Byong Jong Kim, Eun Hee Choi