Patents by Inventor Sang-Yoon Choi

Sang-Yoon 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: 11989356
    Abstract: A method of transforming a degree of freedom (DoF) in a multiple sensorial media (mulsemedia) system includes detecting, by a motion detector, a motion of an object to which motion effects are to be provided; calculating, by a motion proxy calculator, a motion proxy corresponding to the motion of the object; and transforming, by a transformer, the motion proxy into a motion command implementable within a motion range of a motion platform.
    Type: Grant
    Filed: March 25, 2022
    Date of Patent: May 21, 2024
    Assignee: POSTECH Research and Business Development Foundation
    Inventors: Seung Moon Choi, Gyeo Re Yun, Sang Yoon Han
  • Publication number: 20240153791
    Abstract: The inventive concept provides a substrate treating method for etching a specific region on a substrate. The substrate treating method includes supplying a treating liquid to the substrate; and irradiating a laser to the specific region to locally heat the specific region; and wherein at the irradiating the laser, the laser is irradiated a plurality of times within the specific region, and the laser is irradiated to a region which does not overlap on the substrate, but which overlaps within the specific region.
    Type: Application
    Filed: November 6, 2023
    Publication date: May 9, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Jin Yeong SUNG, Ki Hoon CHOI, Hyun YOON, Sang Hyeon RYU, Young Ho PARK
  • Publication number: 20240152056
    Abstract: The inventive concept provides a substrate treating method. The substrate treating method includes supplying a liquid to a substrate; and heating the substrate after the supplying the liquid, and wherein the supplying the liquid includes: supplying a first liquid to the substrate; and supplying a second liquid which is different from the first liquid to a substrate to which the first liquid is supplied, and wherein the second liquid is supplied as a test to the substrate and a contact angle between the second liquid which is supplied and the substrate is measured to determine a degree of hydrophilization of the substrate, and a supply mechanism of the second liquid supplied to the substrate is determined based on the degree of hydrophilization of the substrate which is determined, before the supplying the second liquid is performed.
    Type: Application
    Filed: November 6, 2023
    Publication date: May 9, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Sang Gun LEE, Ki Hoon CHOI, Hyun YOON, Seung Un OH, Jin Yeong SUNG, Jang Jin LEE, Tae Shin KIM
  • Publication number: 20240138565
    Abstract: A shoe management apparatus including a cabinet including an inner space for storing shoes, an exhaust port disposed at a rear surface of the inner space and discharging air into the inner space, and a front discharge port disposed at an upper surface of the cabinet and discharging air from the inner space to outside of the shoe management apparatus.
    Type: Application
    Filed: January 5, 2024
    Publication date: May 2, 2024
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyunsun YOO, Jeong Guen CHOI, Joohyeon OH, Jae Myung LIM, Byoungjoon HAN, Sang Yoon LEE, Hyunju KIM, Jeaseok SEONG
  • 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
  • Patent number: 11944661
    Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: April 2, 2024
    Assignee: JEONNAM BIOINDUSTRY FOUNDATION
    Inventors: Chul Yung Choi, Dool Ri Oh, Yu Jin Kim, Eun Jin Choi, Hyun Mi Lee, Dong Hyuck Bae, Kyo Nyeo Oh, Myung-A Jung, Ji Ae Hong, Kwang Su Kim, Hu Won Kang, Jae Yong Kim, Sang O Pan, Sung Yoon Park, Rack Seon Seong
  • Patent number: 11918112
    Abstract: A shoe management apparatus capable of managing various types of shoes and including a cabinet defining an inner space for storing shoes; and a partition dividing the inner space into an upper first compartment and a lower second compartment, formed therein with a fluid path along which air is discharged into the inner space, and variable in length with respect to a front-to-rear direction of the shoe management apparatus.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: March 5, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Hyunsun Yoo, Jeong Guen Choi, Joohyeon Oh, Jae Myung Lim, Byoungjoon Han, Sang Yoon Lee, Hyunju Kim, Jeaseok Seong
  • Publication number: 20220193146
    Abstract: The present invention relates to a composition for inhibiting non-fluorescent advanced glycation end products, and a use thereof. More specifically, the present invention relates to: a composition for inhibiting non-fluorescent advanced glycation end products, comprising one or more strains selected from the group consisting of Lactobacillus sp. strains, Lactococcus sp. strains, Enterococcus sp. strains, Bifidobacterium sp. strains, Bacillus sp. strains, Saccharomyces sp. strains, Pediococcus sp. strains, and Leuconostoc sp. strains; and a food composition, a pharmaceutical composition, a composition for intestinal regulation, a probiotic composition, a feed composition, and a fermented product, which have an activity of reducing non-fluorescent advanced glycation end products and comprise the composition. In addition, the present invention relates to a method for producing a non-fluorescent advanced glycation end product inhibitor and a method for inhibiting non-fluorescent advanced glycation end products.
    Type: Application
    Filed: July 17, 2019
    Publication date: June 23, 2022
    Applicant: Korea Food Research Institute
    Inventors: Ho Young Park, Yoon Sook Kim, Mi Jin Oh, Sang Hoon Lee, Sang Keun Ha, Sang Yoon Choi, Yong Kon Park
  • Patent number: 9833462
    Abstract: A persimmon leaf-derived polysaccharide fraction, a preparation method thereof, and use thereof, the persimmon leaf-derived polysaccharide fraction including, based on the total weight of the polysaccharide fraction, 70-90 wt % of neutral sugar and 10-30 wt % of uronic acid.
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: December 5, 2017
    Assignee: KOREA FOOD RESEARCH INSTITUTE
    Inventors: Hee-Do Hong, Young-Chul Lee, Young-Chan Kim, Kyung-Tack Kim, Sang-Yoon Choi, Young-Kyung Lee, Chang-Won Cho, Jeonghae Rho, Su-Kyung Sung, Kwang-Soon Shin, Hye-Ryung Park, Sun Young Jo
  • Publication number: 20140302067
    Abstract: A persimmon leaf-derived polysaccharide fraction, a preparation method thereof, and use thereof, the persimmon leaf-derived polysaccharide fraction including, based on the total weight of the polysaccharide fraction, 70-90 wt % of neutral sugar and 10-30 wt % of uronic acid.
    Type: Application
    Filed: June 18, 2014
    Publication date: October 9, 2014
    Inventors: Hee-Do HONG, Young-Chul Lee, Young-Chan Kim, Kyung-Tack Kim, Sang-Yoon Choi, Young-Kyung Lee, Chang-Won Cho, Jeonghae Rho, Su-Kyung Sung, Kwang-Soon Shin, Hye-Ryung Park, Sun Young Jo
  • Patent number: 7190700
    Abstract: The present invention relates to a method for assigning a radio resource to a mobile station that requests a data service by collecting radio resources at a constant rate from mobile stations being served by a base station apparatus with a 1xEV-DO system. Especially, the present invention is appropriate for managing radio resources more efficiently and for improving the quality of service, by collecting part of the radio resource assigned to a mobile station having a lower service grade, among other mobile stations in service, assigning the collected radio resource to a mobile station that requested a data service, and providing the data service to the mobile station based on the assigned radio resource.
    Type: Grant
    Filed: July 16, 2002
    Date of Patent: March 13, 2007
    Assignee: LG-Nortel Co., Ltd.
    Inventor: Sang-Yoon Choi
  • Publication number: 20030031201
    Abstract: The present invention relates to a method for assigning a radio resource to a mobile station that requests a data service by collecting radio resources at a constant rate from mobile stations being served by a base station apparatus with a 1×EV-DO system. Especially, the present invention is appropriate for managing radio resources more efficiently and for improving the quality of service, by collecting part of the radio resource assigned to a mobile station having a lower service grade, among other mobile stations in service, assigning the collected radio resource to a mobile station that requested a data service, and providing the data service to the mobile station based on the assigned radio resource.
    Type: Application
    Filed: July 16, 2002
    Publication date: February 13, 2003
    Applicant: LG Electronics Inc.
    Inventor: Sang-Yoon Choi