Patents by Inventor SANG-GI AN

SANG-GI AN 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: 11732432
    Abstract: Disclosed is a method of constructing an underwater concrete block structure, including: fabricating a plurality of concrete blocks having a vertical hole extending in the vertical direction; forming a foundation concrete block structure by installing the concrete block on the seafloor; vertically installing at least one guide pole in the foundation concrete block structure; forming a concrete block stack by repeating a process of positioning the concrete block to be installed above the surface of the water; and forming a main concrete column for binding the plurality of concrete blocks.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: August 22, 2023
    Assignee: YUJOO CO., LTD.
    Inventor: Sang Gi Kim
  • Patent number: 11731105
    Abstract: The present invention relates to a super absorbent polymer. The super absorbent polymer contains polymer particles formed of large pores in a certain amount or more, and thus can exhibit large surface area and excellent initial absorption capacity. Therefore, when the super absorbent polymer is used, it can provide a sanitary material such as a diaper or a sanitary napkin which can quickly absorb body fluids and impart a dry and soft touch feeling.
    Type: Grant
    Filed: August 14, 2018
    Date of Patent: August 22, 2023
    Inventors: Ki Hyun Kim, Kyu Pal Kim, Gi Cheul Kim, Seul Ah Lee, Sang Gi Lee
  • Patent number: 11655318
    Abstract: A method of preparing super absorbent polymer includes carrying out a crosslinking polymerization of a monomer mixture comprising a water-soluble ethylenically unsaturated monomer having at least partially neutralized acidic groups, a forming agent, a foam-promoting agent and a silicone-based surfactant in the presence of an internal crosslinking agent to form a hydrogel polymer; drying, pulverizing and classifying the hydrogel polymer to form a base polymer powder; and further crosslinking a surface of the base polymer powder in the presence of a surface crosslinking agent to form a surface crosslinked layer. The method produces super absorbent polymer having not only an excellent absorbent capacity and an absorbency under load but also the rewetting phenomenon can be effectively prevented.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: May 23, 2023
    Inventors: Sang Gi Lee, Hye Mi Nam, Min Ho Hwang, Soo Jin Lee, Tae Hwan Jang
  • Patent number: 11635421
    Abstract: A SAP evaluation apparatus includes: a main body installed with a lifting bar that is raised or lowered; a container portion installed under the lifting bar in the main body and having an internal containing space for containing an absorber; an operating portion connected to the lifting bar and having a lifting plate that is raised or lowered within the containing space and applies pressure to the absorber and an injection portion for injecting an ink in the direction of the absorber; a dispersion measurement portion for measuring the dispersion of the ink through the absorber; and a controller installed at the main body to measure absorption of the ink into the absorber and measure swelling capacity of the absorber while the ink is injected into the absorber.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: April 25, 2023
    Inventors: Yeon Soo Kim, Hye Mi Nam, Hyunsup Lee, Sang Gi Lee, Chang Hun Han, Myung Han Lee, Hyejin Han
  • Patent number: 11618805
    Abstract: The present invention relates to a method for preparing a superabsorbent polymer, and a superabsorbent polymer prepared thereby. A superabsorbent polymer prepared by the preparation method exhibits minimized deterioration of physical properties after being pulverized, and thus basic absorbance performance is excellent and an excellent liquid permeability and absorbance rate can be exhibited.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: April 4, 2023
    Inventors: Hye Mi Nam, Min Ho Hwang, Sang Gi Lee, Tae Hwan Jang, Soo Jin Lee
  • Publication number: 20230080756
    Abstract: Provided are a system and method for providing customized decision support information required for decision-making for each disaster type and each situation management work process stage based on a situation management work process.
    Type: Application
    Filed: April 15, 2022
    Publication date: March 16, 2023
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyesun LEE, Sun-Hwa LIM, Sang Gi HONG, Soyoung PARK, Kang Bok LEE
  • Patent number: 11586715
    Abstract: Disclosed is a method of providing information including obtaining input information of a user, wherein the input information is related to a service, determining whether an account corresponding to the user exists in the service, obtaining characteristic information of the user based on the result of the determination, providing response information corresponding to the input information based on the characteristic information and the result of the determination, and storing activity information of the user based on at least one of the input information, the response information, and the characteristic information.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: February 21, 2023
    Assignee: Coupang Corp.
    Inventors: Hye Jin Oh, Yeo Joo Yang, Seon Il Kim, Hae Yeon Lee, Hyun Hee Ahn, Jung Yeon Nam, Ji Won Ahn, Kun Soo Han, Tae Jun Lee, Hye Sung Ma, Ju Young Park, Sang Gi Hong, Yan Yan Chen, Yun Gao
  • Publication number: 20230042423
    Abstract: Disclosed is a method of providing information including obtaining input information of a user, wherein the input information is related to a service, determining whether an account corresponding to the user exists in the service, obtaining characteristic information of the user based on the result of the determination, providing response information corresponding to the input information based on the characteristic information and the result of the determination, and storing activity information of the user based on at least one of the input information, the response information, and the characteristic information.
    Type: Application
    Filed: December 29, 2021
    Publication date: February 9, 2023
    Inventors: Hye Jin Oh, Yeo Joo Yang, Seon Il Kim, Hae Yeon Lee, Hyun Hee Ahn, Jung Yeon Nam, Ji Won Ahn, Kun Soo Han, Tae Jun Lee, Hye Sung Ma, Ju Young Park, Sang Gi Hong, Yan Yan Chen, Yun Gao
  • Publication number: 20220412030
    Abstract: Proposed is a construction method for an underwater concrete block structure. The concrete block structure is formed by stacking a plurality of concrete blocks on a foundation concrete block structure by using a guide pipe, and a concrete column is formed by, before removing the guide pipe, inserting a concrete column forming set such as a waterproof membrane through the inside of the guide pipe, so that the waterproof membrane can be inserted conveniently and safely and the construction speed of the concrete block structure can be further improved.
    Type: Application
    Filed: August 23, 2022
    Publication date: December 29, 2022
    Applicant: YUJOO CO., LTD.
    Inventor: Sang Gi KIM
  • Patent number: 11504696
    Abstract: The present invention relates to a super absorbent polymer. The super absorbent polymer exhibits excellent initial absorption capacity, and thus can provide a sanitary material such as a diaper or a sanitary napkin which can quickly absorb body fluids and impart a dry and soft touch feeling.
    Type: Grant
    Filed: August 14, 2018
    Date of Patent: November 22, 2022
    Inventors: Kyu Pal Kim, Gi Cheul Kim, Ki Hyun Kim, Seul Ah Lee, Sang Gi Lee
  • Patent number: 11486728
    Abstract: Disclosed is a method of operating an electronic apparatus, the method including identifying first position information on a map based on address information input by a user requesting a delivery service, identifying second position information corrected from the first position information on the map, updating information by matching the address information and the second position information on the map, and providing the updated information.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: November 1, 2022
    Assignee: Coupang Corp.
    Inventors: Sang Gi Hong, Kun Soo Han, Hye Jin Park, Hye Jin Oh, Yeo Joo Yang, Seon Il Kim, Hyun Hee Ahn, Jung Yeon Nam, Chun Kwon Park, Jin Hyeong Park, Yong Sik Kim, Liangwei He, Qingqing Bai, Ji Young Park, Hae Yeon Lee
  • Patent number: 11466128
    Abstract: A superabsorbent polymer having optimized gel strength and exhibiting an improved absorption rate without increasing a specific surface area by chemical foaming or a physical method, and a preparation method thereof, are provided.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: October 11, 2022
    Inventors: Yong Hun Lee, Mookon Kim, Dae Woo Nam, Hyemi Nam, Sang Gi Lee, Chang Hun Lee, Jiyoon Jeong, Chang Hun Han
  • Patent number: 11407848
    Abstract: A method is provided for preparing a super absorbent polymer capable of exhibiting an excellent absorption rate by including a uniform porous structure through a simple and economical process. The method includes: performing a crosslinking polymerization of a water-soluble ethylenically unsaturated monomer to form a hydrogel polymer; drying and pulverizing the hydrogel polymer; classifying the pulverized polymer into polymer particles having a particle size of at least 10 to 150 ?m, polymer particles having a particle size of 150 to 200 ?m, and polymer particles having a particle size of 200 to 850 ?m to form a base polymer powder having a particle size of 150 to 850 ?m; and surface-crosslinking the base polymer powder, wherein in the crosslinking polymerization step, the foaming polymerization proceeds in the presence of polymer particles having an average particle size of 10 to 200 ?m obtained in the classifying step and an anionic surfactant.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: August 9, 2022
    Inventors: Moo Kon Kim, Sang Gi Lee, Hye Mi Nam, Chang Hun Lee, Tae Yun Kim
  • Publication number: 20220238005
    Abstract: Provided is a disaster management system including a plurality of fire receivers configured to receive fire data including sensing data and event data from a plurality of fire-fighting facilities and configure the fire data as fire data having different data structures and a disaster information management server configured to configure the fire data having different data structures received from the plurality of fire receivers as standardized standard data and transmit the configured standard data to an external server.
    Type: Application
    Filed: November 5, 2021
    Publication date: July 28, 2022
    Inventors: Sun Hwa LIM, Sang Gi HONG, Sang Hyun MO, So Young PARK, Kyo Hoon SON, Kang Bok LEE, Ji Hun JEON
  • Patent number: 11390231
    Abstract: A roof airbag apparatus may include: a deployment guide part mounted on a sunshine roof part of a vehicle; a cushion part mounted in the sunshine roof part, and deployed in a longitudinal direction of the deployment guide part; and an inflator part mounted in the cushion part, and configured to discharge gas to the cushion part in case of a collision of the vehicle.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: July 19, 2022
    Assignees: HYUNDAI MOBIS CO., LTD., INALFA ROOF SYSTEMS KOREA LTD.
    Inventors: Dong Oh Lee, Byung Ho Min, Kwang Won Seo, Sang Gi Jang
  • Patent number: 11384208
    Abstract: A super absorbent polymer according to the present invention has an excellent discoloration resistance property even under high temperature/high humidity conditions, while maintaining excellent absorption performance, and is preferably used for hygienic materials such as diapers, and thus can exhibit excellent performance.
    Type: Grant
    Filed: May 10, 2017
    Date of Patent: July 12, 2022
    Inventors: Sang Gi Lee, Hye Mi Nam, Soo Jin Lee, Chang Sun Han, Moo Kon Kim
  • Patent number: 11348938
    Abstract: In a method of manufacturing a vertical memory device, a first sacrificial layer including a nitride is formed on a substrate. A mold including an insulation layer and a second sacrificial layer alternately and repeatedly stacked on the first sacrificial layer is formed. The insulation layer and the second sacrificial layer include a first oxide and a second oxide, respectively. A channel is formed through the mold and the first sacrificial layer. An opening is formed through the mold and the first sacrificial layer to expose an upper surface of the substrate. The first sacrificial layer is removed through the opening to form a first gap. A channel connecting pattern is formed to fill the first gap. The second sacrificial layer is replaced with a gate electrode.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: May 31, 2022
    Inventors: Il-Woo Kim, Sang-Gi An, Hyun-Gon Pyo, Ik-Soo Kim, Hee-Sook Park, Ji-Woon Im
  • Publication number: 20220162824
    Abstract: Disclosed is a method of constructing an underwater concrete block structure, including: fabricating a plurality of concrete blocks having a vertical hole extending in the vertical direction; forming a foundation concrete block structure by installing the concrete block on the seafloor; vertically installing at least one guide pole in the foundation concrete block structure; forming a concrete block stack by repeating a process of positioning the concrete block to be installed above the surface of the water; and forming a main concrete column for binding the plurality of concrete blocks.
    Type: Application
    Filed: January 23, 2020
    Publication date: May 26, 2022
    Applicant: YUJOO CO., LTD.
    Inventor: Sang Gi KIM
  • Patent number: 11325101
    Abstract: The present invention relates to a super absorbent polymer having not only excellent absorption rate and absorbency under load but also excellent rewetting properties, and a method for preparing the same.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: May 10, 2022
    Inventors: Sang Gi Lee, Hye Mi Nam, Min Ho Hwang, Soo Jin Lee, Tae Hwan Jang
  • Patent number: 11322205
    Abstract: A method for programming a non-volatile memory device is provided. The method comprises applying a program word line voltage with a voltage level changed stepwise to a selected word line connected to a plurality of memory cells, and applying a program bit line voltage to a first bit line of a plurality of bit lines connected to a plurality of first memory cells, while the program word line voltage is applied to the selected word line. The program bit line voltage transitions from a first voltage level to one of a program inhibit voltage level, a program voltage level, and a second voltage level. The first and second voltage levels are between the program inhibit voltage level and program voltage level.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: May 3, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang-Won Park, Sang-Wan Nam, Ji Yeon Shin, Won Bo Shim, Jung-Yun Yun, Ji Ho Cho, Sang Gi Hong