Patents by Inventor Sang Hoon Kwon

Sang Hoon Kwon 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: 20230097253
    Abstract: The present inventors have arrived at the present application by confirming that a novel quinazolinone derivative exhibits therapeutic efficacy for metabolic disorders. The quinazolinone derivative according to the present application has a similar structure to that of idelalisib, but exhibits very different properties and a different mechanism of action from idelalisib. In addition, this derivative molecule was shown to have excellent efficacy against metabolic disorders, in particular lipid metabolic disorders, through different mechanism of action. The derivative molecule also showed excellent efficacy against non-alcoholic steatohepatitis (NASH). No non-alcoholic steatohepatitis treatment drugs have been approved at the time of filing.
    Type: Application
    Filed: January 22, 2021
    Publication date: March 30, 2023
    Inventors: Jong Woo KIM, Chi Woo LEE, Hye Shin KWON, Sang Hoon KWON, Ukil JU, Yoonseon YOO, Bo Ra CHOI
  • Publication number: 20200157048
    Abstract: The present application relates to a novel pentadienoyl compound and a pharmaceutical composition including the same. The pentadienoyl compound of the present application may be used to prevent or treat fatty liver and fatty liver-related disease by inhibiting lipogenesis and lipid accumulation in cells and activating lipid metabolism. In addition, the pentadienoyl compound of the present application may increase a SIRT1 expression level in cells or SIRT1 activity, and thus may be used to prevent or treat a SIRT1-mediated disease. In addition, the pentadienoyl compound of the present application may reduce a CK2 expression level in cells or CK2 activity, and thus may be used to prevent or treat a CK2-mediated disease.
    Type: Application
    Filed: March 26, 2019
    Publication date: May 21, 2020
    Inventors: Jong Woo KIM, Chi Woo LEE, Hak Sung KIM, Dirgha Raj JOSHI, Sang Hoon KWON
  • Patent number: 9202625
    Abstract: There is provided a laminated ceramic electronic component, including a ceramic body including a dielectric layer; and first and second internal electrodes disposed to face each other, having the dielectric layer interposed therebetween within the ceramic body, wherein when a value of 1% is set to be D1, a value of 50% is set to be D50, and a value of 99% is set to be D99 in a cumulative distribution of dielectric grains by an average particle diameter thereof within the dielectric layer, 2?D99/D50?3 and 2?D50/D1?3 are satisfied. A high-capacity laminated ceramic electronic component may be implemented with improved adhesion between the dielectric layer and the internal electrode, and improved withstand voltage characteristics and excellent reliability may be implemented.
    Type: Grant
    Filed: November 15, 2012
    Date of Patent: December 1, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Han Soung Jeong, Chang Hoon Kim, Sang Hoon Kwon, Seok Hyun Yoon
  • Patent number: 9076578
    Abstract: There is provided a dielectric composition, including; a base powder including BamTiO3 (0.995?m?1.010); a first sub-component including 0.05 to 4.00 moles of an oxide or carbonate containing at least one rare-earth element based on 100 moles of the base powder; a second sub-component including 0.05 to 0.70 moles of an oxide or carbonate containing at least one transition metal; a third sub-component including 0.20 to 2.00 moles of a Si oxide; a fourth sub-component including 0.02 to 1.00 mole of an Al oxide; and a fifth sub-component including 20 to 140% of an oxide containing at least one of Ba and Ca, based on the third sub-component.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: July 7, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Hyung Kang, Du Won Choi, Min Sung Song, Sang Hoon Kwon, Chang Hoon Kim, Byoung Hwa Lee
  • Patent number: 9076596
    Abstract: There are provided a laminated ceramic electronic component and a method of fabricating the same. The laminated ceramic electronic component include a ceramic body including a dielectric layer; and first and second internal electrodes disposed to face each other, having the dielectric layer interposed therebetween within the ceramic body, wherein the ceramic body includes an active layer that is a capacitance forming part and a cover layer that is a non-capacitance forming part formed on at least one of a top surface and a bottom surface of the active layer, and when a thickness of the ceramic body is t and a thickness of the cover layer is T, T?t×0.05 is satisfied and when an average particle diameter of a dielectric grain in the active layer is Da and an average particle diameter of a dielectric grain in the cover layer is Dc, 0.7?Dc/Da?1.5 is satisfied.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 7, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seok Hyun Yoon, Byoung Hwa Lee, Chang Hoon Kim, Sang Hoon Kwon
  • Publication number: 20150179340
    Abstract: There is provided a multilayer ceramic capacitor including: a capacitor main body formed by alternately stacking an internal electrode including an internal electrode-forming material and a dielectric layer; and an external electrode formed on the external surface of the capacitor to be electrically connected to the internal electrode and having an external electrode-forming material, wherein the internal electrode includes a non-diffusion layer including the external electrode-forming material of 2 vol % to 20 vol % and a diffusion layer made of the external electrode-forming material on at least one of the both ends of the non-diffusion layer. The multilayer ceramic capacitor capable of preventing cracking due to the diffusion of electrode materials while stably securing capacitance and the method of fabricating the same can be provided.
    Type: Application
    Filed: March 9, 2015
    Publication date: June 25, 2015
    Inventors: Kang Heon HUR, Byung Gyun KIM, Sang Hoon KWON, Doo Young KIM, Hyun Tae KIM, Mi Young KIM, Eun Sang NA, Jae Joon LEE
  • Patent number: 9061945
    Abstract: There are provided a method of manufacturing perovskite powder, and perovskite powder and a multilayer ceramic electronic component manufactured thereof. The manufacturing method includes: washing metal oxide hydrate to remove impurities therefrom; adding pure water and an acid or a base to the metal oxide hydrate to prepare a metal oxide sol; mixing the metal oxide sol with a metal salt to form perovskite particle nuclei; and conducting grain growth of the perovskite particle nuclei by hydrothermal treatment to produce perovskite powder. The method of manufacturing perovskite powder and the perovskite powder manufactured by the same have advantages such as excellent crystallinity, reduced generation of fine powder, and favorable dispersion properties.
    Type: Grant
    Filed: September 6, 2013
    Date of Patent: June 23, 2015
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Kum Jin Park, Sang Hyuk Kim, Hye Young Baeg, Hyung Joon Jeon, Sang Hoon Kwon, Chang Hak Choi
  • Patent number: 9042080
    Abstract: There are provided a multilayer ceramic electronic component and a method of manufacturing the same. Here, an average diameter (Dc) of ceramic grains in a cover area is smaller than an average diameter (Da) of ceramic grains in the active area, and when a thickness of the cover area is expressed by Tc, 9 um?Tc?25 um and Tc/Dc?55 are satisfied. A multilayer ceramic capacitor having excellent moisture-resistance properties may be obtained.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: May 26, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hyo Jung Kim, Seok Hyun Yoon, Chang Hoon Kim, Byoung Hwa Lee, Sang Hoon Kwon
  • Patent number: 9036331
    Abstract: There is provided a dielectric composition including: a base powder including BaTiO3; a first accessory component including a content (x1) of 0.1 to 1.0 at % of an oxide or a carbonate including transition metals, based on 100 moles of the base powder; a second accessory component including a content (y) of 0.01 to 3.0 at % of oxide or carbonate including a fixed valence acceptor element, based on 100 moles of the base powder; a third accessory component including an oxide or a carbonate including a Ce element (content of z at %) and at least one rare earth element (content of w at %); and a fourth accessory component including a sintering aid, wherein 0.01?z?x1+4y and 0.01?z+w?x1+4y based on 100 moles of the base powder.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: May 19, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Seok Hyun Yoon, Ji Young Park, Sun Ho Yoon, Sang Hoon Kwon, Chang Hoon Kim
  • Patent number: 8941972
    Abstract: There are provided a multilayer ceramic electronic component and a method of manufacturing the same. The multilayer ceramic electronic component includes: a ceramic body including a dielectric layer; first and second internal electrodes disposed within the ceramic body to face each other, while having the dielectric layer interposed therebetween; and first external electrodes electrically connected to first and second internal electrodes and second external electrodes formed on the first external electrodes, wherein the first and second external electrodes include a conductive metal and a glass, and when the second external electrodes are divided into three equal parts in a thickness direction, an area of the glass in central parts thereof with respect to an area of the central parts is 30 to 80%. Therefore, sealing properties of a chip is improved, whereby a multilayer ceramic electronic component having improved reliability may be implemented.
    Type: Grant
    Filed: August 10, 2012
    Date of Patent: January 27, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Myung Jun Park, Sang Hoon Kwon, Chang Hoon Kim, Hyun Hee Gu, Jae Young Park, Da Young Choi, Kyu Ha Lee, Byung Jun Jeon
  • Patent number: 8941971
    Abstract: There are provided a multilayer ceramic electronic component comprising: a ceramic main body including a dielectric layer and having first and second main faces, third and fourth side faces opposed in a length direction, and fifth and sixth faces opposed in a width direction; first and second internal electrodes; and one or more first external electrodes formed on the fifth face and one or more second external electrodes formed on the sixth face, wherein the first and second external electrodes have an average thickness ranging from 3 ?m to 30 ?m, and when at least one of the first and second external electrodes is divided into three equal parts in a thickness direction, an area of glass in central area portions thereof is 35% to 80% of the total areas of the central area portions.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: January 27, 2015
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Myung Jun Park, Kyu Ha Lee, Da Young Choi, Chang Hoon Kim, Hyun Hee Gu, Jae Young Park, Sang Hoon Kwon, Byung Jun Jeon
  • Publication number: 20140322537
    Abstract: There are provided a method of manufacturing a ceramic powder having a perovskite structure and a ceramic powder having a perovskite structure manufactured by the same. The method includes: mixing a compound of an element corresponding to site A in an ABO3 perovskite structure as well as a compound of an element corresponding to site B in the same structure, with supercritical water in a continuous mode to form seed crystals; and mixing the seed crystals in a batch mode to conduct grain growth thereof.
    Type: Application
    Filed: July 3, 2014
    Publication date: October 30, 2014
    Inventors: Chang Hak CHOI, Kum Jin PARK, Kang Heon HUR, Hye Young BAEG, Jung Hwan KIM, Hyung Joon JEON, Sang Hoon KWON
  • Patent number: 8837112
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body including a dielectric layer; a plurality of internal electrodes disposed to face each other within the ceramic body, having the dielectric layer interposed therebetween; and external electrodes electrically connected to the internal electrodes, wherein the ceramic body includes an active layer corresponding to a capacitance forming part and a cover layer formed on at least one of an upper surface and a lower surface of the active layer and corresponding to a non-capacitance forming part, an average thickness of the cover layer is 15 ?m or less, the external electrodes include a conductive metal and a glass, and when an area of the external electrodes occupied by the glass is A and an area thereof occupied by the conductive metal is B, 0.05?A/B?0.6 is satisfied.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: September 16, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hyun Hee Gu, Myung Jun Park, Kyu Ha Lee, Da Young Choi, Jae Young Park, Sang Hoon Kwon, Byung Jun Jeon
  • Patent number: 8802050
    Abstract: There are provided a method of manufacturing a ceramic powder having a perovskite structure and a ceramic powder having a perovskite structure manufactured by the same. The method includes: mixing a compound of an element corresponding to site A in an ABO3 perovskite structure as well as a compound of an element corresponding to site B in the same structure, with supercritical water in a continuous mode to form seed crystals; and mixing the seed crystals in a batch mode to conduct grain growth thereof.
    Type: Grant
    Filed: March 2, 2012
    Date of Patent: August 12, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Chang Hak Choi, Kum Jin Park, Kang Heon Hur, Hye Young Baeg, Jung Hwan Kim, Hyung Joon Jeon, Sang Hoon Kwon
  • Patent number: 8792223
    Abstract: There is provided a multilayer ceramic electronic component including: a ceramic body including a dielectric layer; a plurality of internal electrodes disposed within the ceramic body to face each other, having the dielectric layer interposed therebetween; and external electrodes electrically connected to the plurality of internal electrodes, wherein the ceramic body includes an active layer corresponding to a capacitance forming part and a cover layer formed on at least one of an upper surface and a lower surface of the active layer and corresponding to a non-capacitance forming part, an average thickness of the cover layer is 15 ?m or less, the external electrodes include a conductive metal and glass portions, and when an average length of the glass portions in a length direction of the external electrodes is Ls, Ls?10 ?m is satisfied.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: July 29, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hyun Hee Gu, Myung Jun Park, Kyu Ha Lee, Da Young Choi, Jae Young Park, Sang Hoon Kwon, Byung Jun Jeon
  • Patent number: 8767375
    Abstract: There are provided a multilayer ceramic electronic component, and a method of fabricating the same. The multilayer ceramic electronic component includes: a ceramic main body including a dielectric layer; first and second internal electrodes disposed to face each other within the ceramic main body; and a first external electrode and a second external electrode, wherein the first and second external electrodes include a conductive metal and glass, and when at least one of the first and second external electrodes is divided into three equal parts in a thickness direction, an area of the glass in a central part thereof is 35% to 80% of the total area of the central part. A multilayer ceramic electronic component having improved reliability may be implemented by enhancing chip air-tightness.
    Type: Grant
    Filed: August 8, 2012
    Date of Patent: July 1, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Myung Jun Park, Sang Hoon Kwon, Jae Young Park, Kyu Ha Lee, Byung Jun Jeon, Da Young Choi, Hyun Hee Gu, Chang Hoon Kim
  • Patent number: 8675340
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic element having a plurality of dielectric layers laminated therein; and first and second internal electrodes formed within the ceramic element, wherein the first and second internal electrodes include 80 to 99.98 wt % of nickel (Ni), 0.01 to 10 wt % of copper (Cu), and 0.01 to 10 wt % of barium titanate (BaTiO3).
    Type: Grant
    Filed: June 27, 2012
    Date of Patent: March 18, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Seok Joon Hwang, Je Jung Kim, Jae Yeol Choi, Sang Hoon Kwon
  • Patent number: 8675343
    Abstract: There are provided a conductive paste for an external electrode, a multilayered ceramic electronic component using the same, and a fabrication method thereof. The conductive paste for external electrode includes: a conductive metal; and a conductive amorphous metal including a (Cu, Ni)-bZr-c(Al, Sn) that satisfies conditions of a+b+c=100, 20?a?60, 20?b?60, and 2?c?25. A degradation of connectivity between external electrodes and internal electrodes and defective plating due to a glass detachment may be solved.
    Type: Grant
    Filed: February 28, 2012
    Date of Patent: March 18, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Myung Jun Park, Sung Bum Sohn, Hyun Hee Gu, Chang Hoon Kim, Sang Hoon Kwon
  • Publication number: 20140063686
    Abstract: A dielectric composition having a high dielectric constant, multi layered ceramic condensers comprising the same, and a method of preparing for multi layered ceramic condensers. The dielectric composition includes: a compound represented by general formula (Ba1-XCax)m(Ti1-yZry)O3 (0.995?m?1.010, 0.001?x?0.10, 0.001?y?0.20) as a main component; an Al oxide as a first sub-component; at least one metal selected from a group consisting of Mg, Sr, Ba, Ca, and Zr and the salt thereof, as a second sub-component; at least one metal selected from a group consisting of Sc, Y, La, Ac, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu and the salt thereof, as a third sub-component; at least one metal selected from a group consisting of Cr, Mo, W, Mn, Fe, Co, and Ni and the salt thereof, as a fourth sub-component; and a fifth sub-component selected from Si containing glass forming compounds.
    Type: Application
    Filed: November 8, 2013
    Publication date: March 6, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Hyung KANG, Min Sung SONG, Du Won CHOI, Sang Hoon KWON, Chang Hoon KIM, Kang Heon HUR
  • Patent number: 8641976
    Abstract: Disclosed herein is an apparatus for synthesizing nano particles. The apparatus for synthesizing nano particles is configured to include: a plasma generator that generates plasma; a recovery device that recovers the synthesized nano particles; and a cooler that is disposed between the plasma generator and the recovery device and includes a cooling path where the nano particles are synthesized, while material supplied from the plasma generator is cooled, wherein the cooling path is set to have lower cooling temperatures for each section as going to the moving direction of the nano particles.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: February 4, 2014
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Soon Mo Song, Hyo Sub Kim, Gun Woo Kim, Sang Hyuk Kim, Sang Hoon Kwon, Kang Heon Hur