Patents by Inventor Seo KOO

Seo KOO 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: 20200384556
    Abstract: A slag removal apparatus for removing slag from support plates provided to support an object to be processed in a cutting machine is disclosed.
    Type: Application
    Filed: September 5, 2019
    Publication date: December 10, 2020
    Inventors: Hyeon Seung SOHN, Hyun Seo KOO
  • Patent number: 10863633
    Abstract: An exemplary embodiment provides a display device including: a display panel configured to include a first area, and a second area and a third area respectively disposed at opposite sides of the first area in a first direction; a first roller unit configured to wind the second area thereon; and a second roller unit configured to wind the third area of the display panel in an opposite direction to that of the first roller unit, wherein a distance between the first roller unit and the second roller unit which are separated from each other in the first direction can be adjusted.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: December 8, 2020
    Inventors: Jin Hwan Choi, Min-Sung Kim, Hyun Woo Koo, Jeong Ho Kim, Tae Woong Kim, Tae An Seo, Jung Hun Lee
  • Publication number: 20200362430
    Abstract: An ultrahigh strength cold-rolled steel sheet and a manufacturing method thereof are provided. An ultrahigh strength cold-rolled steel sheet, according to a preferred aspect of the present invention, comprises, in percentage by weight: C: 0.25 to 0.4%; Si: 0.5% or less (excluding 0); Mn: 3.0 to 4.0%; P: 0.03% or less (excluding 0); S: 0.015% or less (excluding 0); Al: 0.1% or less; Cr: 1% or less (excluding 0); Ti: 48/14*[N] to 0.1% or less; Nb: 0.1% or less (excluding 0); B: 0.005% or less (excluding 0); N: 0.01% or less (excluding 0); and a balance of Fe and unavoidable impurities, and a microstructure includes 90% or more(including 100%) of martensite, and one or two kinds of 10% or less (including 0%) of ferrite and bainite.
    Type: Application
    Filed: December 20, 2018
    Publication date: November 19, 2020
    Inventors: Min-Seo Koo, In-Shik Suh
  • Publication number: 20200318049
    Abstract: A scaffold for cell culture or tissue engineering is provided. The scaffold includes a fiber web having a three-dimensional network structure, which includes a biodegradable scaffold fiber. Therefore, a microenvironment suitable for migration, proliferation and differentiation of cells to be cultured is created, thereby improving a cell proliferation rate and cell viability. In addition, the scaffold may be easily removed from cells cultured therein without physical/chemical stimuli, and thus the cultured cells may be easily recovered, and is able to be grafted into the body while the cultured cells are included in the scaffold. Moreover, the cultured cells may be cultured to have a similar shape/structure to those of an actual animal body to make it more suitable to be applied in grafting into an in vitro experimental model or animal body.
    Type: Application
    Filed: May 31, 2017
    Publication date: October 8, 2020
    Inventors: Song Hee KOO, Seon Ho JANG, In Yong SEO, Chan KIM, Seoung Hoon LEE, Yun Mi SO, Ji Hyun LEE
  • Publication number: 20200228065
    Abstract: The present invention relates to a Doherty combiner used in a Doherty power amplifier, the Doherty combiner comprising: a phase shift section connected to one end of a carrier amplifier so as to change a phase of an RF signal output from the carrier amplifier; a matching section connected to an output terminal of the Doherty power amplifier so as to impedance-match an output of the Doherty power amplifier; and a bandwidth improvement section connected to one end of a peaking amplifier so as to change at least one of a phase bandwidth and an amplitude bandwidth of the Doherty power amplifier.
    Type: Application
    Filed: October 23, 2017
    Publication date: July 16, 2020
    Inventors: Dal AHN, Kwan-Sun CHOI, Jong-Sik LIM, Sang-Min HAN, Sung-Min KIM, You-Na JANG, Dae-Ung LEE, Jun-Seok OH, Seo KOO, Tae-Hoon KANG, Ji-Won KIM, Ik-Soo JANG
  • Patent number: 10689614
    Abstract: Provided is a cell culture support, which is a support for attaching and culturing cells, and which includes: a fibrous web which is made by accumulating fibers of a biodegradable polymer and on which a plurality of pores are formed; and a plurality of beads formed on the fibers to secure spaces through which the cells penetrate into the fibrous web and grow therein.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: June 23, 2020
    Assignee: AMOLIFESCIENCE CO., LTD.
    Inventors: In Yong Seo, Seung Hoon Lee, Song Hee Koo, Ji Hyun Lee
  • Publication number: 20200087618
    Abstract: Provided is a method of manufacturing a cell culture support having improved cell adhesion and mobility. The method includes: mixing a hydrophilic polymer, a hydrophobic polymer and a solvent to prepare an electro-spinning solution having a viscosity from 50 cps to 2000 cps; electro-spinning the electro-spinning solution to form polymer fibers having beads formed on each of the fibers; accumulating the polymer fibers to form a fibrous web having pores; and penetrating a culture solution into the pores of the fibrous web. The beads have a diameter larger than that of the polymer fibers.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 19, 2020
    Inventors: In Yong SEO, Seung Hoon LEE, Song Hee KOO, Ji Hyun LEE
  • Publication number: 20200078212
    Abstract: Provided is a heating patch. The heating patch includes: a flexible plate-shaped base substrate; an electrode portion including a pair of lead electrodes formed on at least one surface of the base substrate along a longitudinal direction to be spaced apart along a width direction of the base substrate, and a pair of branch electrodes extending from the lead electrodes along the width direction of the base substrate to be not electrically connected to each other and to be overlapped with each other; a heating portion including a conductive heating material disposed in an overlapped part between the branch electrodes which have a predetermined area and face each other to generate heat while conducting the pair of branch electrodes to each other; and a pair of cover members disposed on both sides of the base substrate to prevent the electrode portion and the heating portion from being exposed externally.
    Type: Application
    Filed: May 28, 2018
    Publication date: March 12, 2020
    Inventors: In Yong SEO, Song Hee KOO, Ji Hyun LEE, Seon Ho JANG, In Tae YEO
  • Publication number: 20200011596
    Abstract: An apparatus is for diagnosing a valve failure of a refrigerator by detecting whether or not a first valve configured to control flow of a refrigerant circulating in a first refrigeration compartment and a second valve configured to control flow of a refrigerant circulating in a second refrigeration compartment are abnormal. The apparatus includes a first temperature sensor measuring a temperature in the first refrigeration compartment, a second temperature sensor measuring a temperature in the second refrigeration compartment, and a controller configured to determine whether or not the first valve and the second valve are abnormal by comparing changes in temperatures measured by the first temperature sensor and the second temperature sensor in a state where the first valve or the second valve is opened. The apparatus further includes a display configured to display the determination result indicating whether or not the first valve and the second valve are abnormal.
    Type: Application
    Filed: December 11, 2018
    Publication date: January 9, 2020
    Inventors: Kwan Seo KOO, Seunghoon LEE
  • Publication number: 20190382719
    Abstract: The present disclosure relates to a three-dimensional micro-environment structure for controlling cell behavior, a three-dimensional surface and an array for controlling cell behavior, and a method for manufacturing the three-dimensional micro-environment structure.
    Type: Application
    Filed: December 7, 2016
    Publication date: December 19, 2019
    Applicants: Amolifescience Co., Ltd., Kollodis BioSciences, Inc.
    Inventors: Chan Kim, Kyu-Won Baek, Hui-Gwan Goo, Sang-Jae Lee, Bong-Jin Hong, Song-Hee Koo, In-Yong Seo, Seung-Hoon Lee, Ji-Hyun Lee, Seon-Ho Jang, Dong-Sik Seo
  • Publication number: 20190368015
    Abstract: Provided is an ultra-high strength steel sheet used as a material of a vehicle and, more specifically, to an ultra-high strength steel sheet having excellent bendability and a manufacturing method therefor. There is an effect of providing a steel sheet by utilizing a continuous annealing furnace without having water quenching equipment, thereby simultaneously ensuring a tensile strength of 1200 MPa or greater compared with that of conventional super high strength martensite steel and having excellent shape and bending properties.
    Type: Application
    Filed: December 7, 2017
    Publication date: December 5, 2019
    Inventors: Min-Seo KOO, Seong-Woo KIM
  • Patent number: 10475782
    Abstract: Provided are an ESD protection diode and an electronic device including the same. An ESD protection diode and an electronic device including the same according to an embodiment of the inventive concept include first to fifth wells. The first well is connected to a first voltage terminal. The second well is connected to a second voltage terminal. The third well is connected to the input/output terminal. The fourth well is disposed between the first well and the third well, and the fifth well is disposed between the second well and the third well. The first to third wells are N-type wells, and the fourth and fifth wells are P-type wells. The first well includes a first N+ diffusion region and the second well includes a second N+ diffusion region. The fourth well includes a first P+ diffusion region and the fifth well includes a second P+ diffusion region.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: November 12, 2019
    Assignees: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, INDUSTRY-ACADEMIC COOPERATION FOUNDATION, DANKOOK UNIVERSITY
    Inventors: Jimin Oh, Yong-Seo Koo, Yil Suk Yang, Jongdae Kim
  • Publication number: 20190338233
    Abstract: Provided is yarn for a cell culture scaffold. The yarn for a cell culture scaffold according to an exemplary embodiment of the present invention includes slitting yarn produced by cutting a compressed nanofiber web to a predetermined width. Accordingly, by creating microenvironments suitable for migration, proliferation and differentiation of cells, cell viability may be enhanced and cells may be three-dimensionally proliferated. In addition, a scaffold according to the present invention has a mechanical strength sufficient for prevention of disruption of the scaffold which occurs during cell culture, such that cells may be stably proliferated. Further, the scaffold according to the present invention uses slitting yarn formed of the compressed nanofiber web, thereby having pores with various sizes, and therefore cell proliferation and cell viability may be enhanced by creation of an extracellular matrix-like environment.
    Type: Application
    Filed: June 13, 2017
    Publication date: November 7, 2019
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: In Yong SEO, Seon Ho JANG, Chan KIM, Seoung Hoon LEE, Song Hee KOO
  • Patent number: 10468143
    Abstract: Disclosed are an in-vessel control rod drive mechanism and a nuclear reactor with the same. The in-vessel control rod drive mechanism includes a control rod drive mechanism for regulating and a control rod drive mechanism for shutdown provided at an upper or lower space of a reactor core to insert or withdraw a regulating rod and a shutdown rod into/from the reactor core based on an operation state of the nuclear reactor, wherein the control rod drive mechanism for regulating and the control rod drive mechanism for shutdown are alternately arranged in the vertical direction. Therefore, a space of containment can be minimized due to the installation of the in-vessel control rod drive mechanism, and thus a rod ejection accident can be prevented, and a loss-of-coolant accident can be reduced.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: November 5, 2019
    Assignee: KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    Inventors: Seo Yoon Jung, Young In Kim, Jae Seon Lee, Keung Koo Kim, Tae Wan Kim, Jong Wook Kim
  • Publication number: 20190254180
    Abstract: An exemplary embodiment provides a display device including: a display panel configured to include a first area, and a second area and a third area respectively disposed at opposite sides of the first area in a first direction; a first roller unit configured to wind the second area thereon; and a second roller unit configured to wind the third area of the display panel in an opposite direction to that of the first roller unit, wherein a distance between the first roller unit and the second roller unit which are separated from each other in the first direction can be adjusted.
    Type: Application
    Filed: April 25, 2019
    Publication date: August 15, 2019
    Inventors: Jin Hwan CHOI, Min-Sung KIM, Hyun Woo KOO, Jeong Ho KIM, Tae Woong KIM, Tae An SEO, Jung Hun LEE
  • Publication number: 20190203178
    Abstract: A yarn including a plurality of twists formed by twisting single fiber strand or multiple fiber strands; and fiber grooves, which are spaces formed between the twists, to provide three-dimensional growth spaces and migration paths for cells. Accordingly, a cell proliferation rate and cell viability may be enhanced by creating microenvironments suitable for migration, proliferation and differentiation of cultured cells. In addition, cell clusters having more uniform shapes may be easily implemented by forming the proliferation spaces and migration paths for the cultured cells as similar as possible to each other in each scaffold. Further, the cells cultured thereby can be cultured in a suitable shape and structure to be applied to an in vitro experimental model or transplanted into the body of an animal, and can be widely applied in various products used in a cell culture or tissue engineering field.
    Type: Application
    Filed: May 24, 2017
    Publication date: July 4, 2019
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: In Yong SEO, Seon Ho JANG, Song Hee KOO, Chan KIM, Seoung Hoon LEE
  • Patent number: 10325688
    Abstract: The present invention relates to a passive heat removal system which circulates cooling fluid to a steam generator via a main water supply line connected to the lower inlet of the steam generator, and a main steam pipe connected to the top outlet of the steam generator, to remove sensible heat of a nuclear reactor coolant system and residual heat of a core. The heat removal system comprises supplementary equipment for receiving surplus cooling fluid or for supplying supplementary cooling fluid in order to maintain the flow rate of the cooling fluid within a predetermined range. The supplementary equipment comprises: a supplementary tank, installed at a height between the lower inlet and the top outlet of the steam generator; a first connection pipe, connected to the main steam pipe and the supplementary tank; and a second connection pipe, connected to the supplementary tank and the main water supply pipe.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: June 18, 2019
    Assignee: KOREA ATOMIC ENERGY RESEARCH INSTITUTE
    Inventors: Young In Kim, Keung Koo Kim, Ju Hyeon Yoon, Jae Joo Ha, Tae Wan Kim, Cheon Tae Park, Seung Yeob Ryu, Han Ok Kang, Young Min Bae, Joo Hyung Moon, Hun Sik Han, Kyung Jun Kang, Soo Jai Shin, Seo Yoon Jung, Young Soo Kim
  • Patent number: 10321584
    Abstract: An exemplary embodiment provides a display device including: a display panel configured to include a first area, and a second area and a third area respectively disposed at opposite sides of the first area in a first direction; a first roller unit configured to wind the second area thereon; and a second roller unit configured to wind the third area of the display panel in an opposite direction to that of the first roller unit, wherein a distance between the first roller unit and the second roller unit which are separated from each other in the first direction can be adjusted.
    Type: Grant
    Filed: October 3, 2017
    Date of Patent: June 11, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin Hwan Choi, Min-Sung Kim, Hyun Woo Koo, Jeong Ho Kim, Tae Woong Kim, Tae An Seo, Jung Hun Lee
  • Publication number: 20190134271
    Abstract: Provided is yarn for a cell culture scaffold. The yarn includes ply-twisted fiber strands, and to prevent density-dependent inhibition of cultured cells and increase a cell-contacting specific surface area, at least a part of the plurality of twisted fiber strands are untwisted such that an open space is formed between the fibers. A cell proliferation rate and cell viability may be increased by creating microenvironments suitable for migration, proliferation and differentiation of the cultured cells using the yarn. A large quantity of cells may be simultaneously cultured by creating a cell proliferation space as large as possible in a scaffold space having a limited cell proliferation space, and cell proliferation may be steadily maintained by preventing the inhibition of cell proliferation due to intercellular contact. The cells cultured may be cultured to have a shape/structure suitable for application to an in vitro experiment model or implantation into an animal body.
    Type: Application
    Filed: May 24, 2017
    Publication date: May 9, 2019
    Inventors: In Yong SEO, Seon Ho JANG, Song Hee KOO, Chan KIM, Seoung Hoon LEE
  • Patent number: D871397
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: December 31, 2019
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae An Seo, Hyun Woo Koo, Kyu Young Kim, Tae Woong Kim, Yeon Gon Mo, Young-Seok Seo, Jung Hun Lee, Jin Hwan Choi