Patents by Inventor Won-Seok Chang

Won-Seok Chang 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: 20240112975
    Abstract: In one example, an electronic device includes a substrate including a substrate first side, a conductive structure, and a substrate sidewall on the substrate first side. The substrate sidewall forms a perimeter, the substrate first side within the perimeter defines a substrate base, and the substrate sidewall and the substrate base form a substrate cavity. An electronic component includes a component first side, a component second side, and a component lateral side. The electronic component is disposed over a first portion of the substrate base within the substrate cavity and is coupled to the conductive structure. An encapsulant encapsulates at least a portion of the component lateral side, and a lid is over at least a portion of the component first side. At least a portion of the component first side is devoid of the encapsulant. Other examples and related methods are also disclosed herein.
    Type: Application
    Filed: October 3, 2022
    Publication date: April 4, 2024
    Applicant: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Kwang Seok PARK, Won Bae BANG, Seo Yoon CHANG
  • Publication number: 20240075724
    Abstract: Disclosed is a dental orthodontic sheet having a composite structure in which different materials are stacked and bound to each other. The composite structure dental orthodontic sheet includes a first sheet layer, a second sheet layer, and an intermediate sheet layer formed between the first sheet layer and the second sheet layer, wherein the intermediate sheet layer includes a mat portion made of a softer material than each of the first sheet layer and the second sheet layer, the mat portion being formed so as to have a mesh structure, and a binding portion configured to allow mesh holes of the mat portion to be filled with materials of the first sheet layer and the second sheet layer such that the first sheet layer and the second sheet layer are bound to each other.
    Type: Application
    Filed: May 30, 2023
    Publication date: March 7, 2024
    Applicant: DENTIS CO., LTD.
    Inventors: Gi Bong SIM, Hee Seok PARK, Byeong Il KIM, Eun Yeong PARK, Won Gun CHANG
  • Patent number: 11848410
    Abstract: Disclosed is a battery cell, which includes an electrode assembly, a pair of electrode leads electrically connected to the electrode assembly, a battery case configured to accommodate the electrode assembly and expose a portion of the pair of electrode leads to the outside, an electrolyte injection hole formed in the battery case and connectable to an electrolyte injecting device that injects an electrolyte in a vacuum state so that the electrolyte is injected into the battery case, and an injection hole cap configured to cover the electrolyte injection hole and mounted to the electrolyte injection hole so as to be detachable from the electrolyte injection hole by user manipulation.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: December 19, 2023
    Inventors: Sung-Ryul Park, Won-Seok Chang
  • Publication number: 20230387457
    Abstract: A method of manufacturing a lithium solid electrolyte, the method including: providing a composition including a lithium precursor, a lanthanum precursor, and a zirconium precursor; disposing the composition on a substrate having a temperature of 270° C. to 500° C. to form a film; and heat-treating the film at 300° C. to less than 750° C. for 1 hour to 100 hours to manufacture the lithium solid electrolyte.
    Type: Application
    Filed: July 28, 2023
    Publication date: November 30, 2023
    Inventors: Yuntong Zhu, Won Seok Chang, Jennifer Rupp, Lincoln Miara
  • Publication number: 20230361338
    Abstract: An electrochemical cell and a method of manufacturing the electrochemical cell are provided. The method includes: spraying a precursor solution on an anode, the precursor solution including a metal salt dissolved in a solvent and the anode being at a temperature of 250° C. or greater; reacting the metal salt on the anode to form a buffer layer; and attaching a solid-state electrolyte to the buffer layer.
    Type: Application
    Filed: May 16, 2022
    Publication date: November 9, 2023
    Inventors: Andrea Maurano, Jesse John Hinricher, So Yeon Kim, Jennifer Lilia Marguerite Rupp, Ju Li, Yuntong Zhu, Hyunwon Chu, Zachary David Hood, Won Seok Chang, Kai Pei, Yimeng Huang, Srinath Chakravarthy, Ziqiang Wang
  • Publication number: 20230299340
    Abstract: A component for a lithium battery including a first layer including a lithium garnet having a porosity of 0 percent to less than 25 percent, based on a total volume of the first layer; and a second layer on the first layer and having a porosity of 25 percent to 80 percent, based on a total volume of the second layer, wherein the second layer is on the first layer and the second layer has a composition that is different from a composition of the first layer.
    Type: Application
    Filed: May 23, 2023
    Publication date: September 21, 2023
    Inventors: Won Seok Chang, Zachary Hood, Jennifer Rupp, Lincoln Miara
  • Patent number: 11757127
    Abstract: A method of manufacturing a lithium solid electrolyte, the method including: providing a composition including a lithium precursor, a lanthanum precursor, and a zirconium precursor; disposing the composition on a substrate having a temperature of 270° C. to 500° C. to form a film; and heat-treating the film at 300° C. to less than 750° C. for 1 hour to 100 hours to manufacture the lithium solid electrolyte.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: September 12, 2023
    Assignees: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Yuntong Zhu, Won Seok Chang, Jennifer Rupp, Lincoln Miara
  • Patent number: 11699811
    Abstract: A component for a lithium battery including a first layer including a lithium garnet having a porosity of 0 percent to less than 25 percent, based on a total volume of the first layer; and a second layer on the first layer and having a porosity of 25 percent to 80 percent, based on a total volume of the second layer, wherein the second layer is on the first layer and the second layer has a composition that is different from a composition of the first layer.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: July 11, 2023
    Assignees: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Won Seok Chang, Zachary Hood, Jennifer Rupp, Lincoln Miara
  • Publication number: 20230207870
    Abstract: A lithium ion conductor includes a compound of Formula 1: Li7?a*??(b?4)*??xM?La3Zr2??Mb?O12?x??XxN???Formula 1 wherein in Formula 1, Ma is a cationic element having a valence of a, Mb is a cationic element having a valence of b, and X is an anion having a valence of ?1, wherein, when Ma comprises H, 0???5, otherwise 0?a?0.75, and wherein 0???1.5, 0?x?1.5, (a*?+(b-4)?+x)>0, and 0<??6.
    Type: Application
    Filed: March 6, 2023
    Publication date: June 29, 2023
    Inventors: Won Seok Chang, Zachary Hood, Jennifer Rupp, Lincoln Miara
  • Patent number: 11631888
    Abstract: A lithium ion conductor includes a compound of Formula 1: Li7-a*?-(b-4)*?-xMa?La3Zr2-?Mb?O12-x-?XxN???Formula 1 wherein in Formula 1, Ma is a cationic element having a valence of a, Mb is a cationic element having a valence of b, and X is an anion having a valence of ?1, wherein, when Ma comprises H, 0???5, otherwise 0???0.75, and wherein 0???1.5, 0?x?1.5, (a*?+(b?4)?+x)>0, and 0<??6.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: April 18, 2023
    Assignees: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Won Seok Chang, Zachary Hood, Jennifer Rupp, Lincoln Miara
  • Patent number: 11577969
    Abstract: Disclosed are a transition metal precursor for preparation of a lithium transition metal oxide, in which a ratio of tap density of the precursor to average particle diameter D50 of the precursor satisfies the condition represented by Equation 1 below, and a lithium transition metal oxide prepared using the same.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: February 14, 2023
    Inventors: Jinhyung Lim, Sung-Kyun Chang, Won Seok Chang, Sin Young Park, Ho Suk Shin, Hyun Jin Oh, Jung Min Han, In Sung Uhm, Wang Mo Jung, Dong Hun Lee
  • Publication number: 20220387928
    Abstract: Disclosed is a hybrid system of carbon dioxide compact separation membrane and carbon recycling for an urban power plant for effluent carbon dioxide concentration control, including a blower into which an exhaust gas is input and which distributes the exhaust gas, a photo-culture process unit which receives the exhaust gas from the blower, performs a photo-culture process using microalgae, and discharges a first treatment gas, a mixing tank into which the exhaust gas supplied from the blower and the first treatment gas are input, a separation membrane process unit which receives a second treatment gas mixed in the mixing tank, and separates a third enriched gas from the second treatment gas using a plurality of separation membranes, a mineralization reaction unit which mineralizes carbon dioxide using the third enriched gas separated in the separation membrane process unit and discharges a third treatment gas to the mixing tank, a sensor unit which measures a carbon dioxide concentration discharged from each
    Type: Application
    Filed: June 7, 2022
    Publication date: December 8, 2022
    Applicant: Korea District Heating Corp.
    Inventors: Won Seok CHANG, Kyoung A SHIN, Jong Jun LEE, Kyung Min KIM, Hyeong Gyu NAMGUNG, Hyun Cheal LEE, Ji Hye YU
  • Publication number: 20220344702
    Abstract: A multi-phase electrolyte film includes a first phase comprising a metal oxide, wherein the metal oxide is amorphous, crystalline, or a glass; and a second phase comprising a lithium salt having a decomposition temperature in air of greater than 200° C. or a lithium halide. The first phase is dispersed in the second phase and has an average particle size of 5 to 200 nanometers. Methods for the manufacture of the electrolyte film are also disclosed.
    Type: Application
    Filed: July 1, 2021
    Publication date: October 27, 2022
    Inventors: Yuntong Zhu, Jesse Hinricher, Zachary Hood, Lincoln Miara, Heung Chan Lee, Won Seok Chang, Jennifer Rupp
  • Publication number: 20220135428
    Abstract: Disclosed are a lithium transition metal oxide and a lithium secondary battery, in which a ratio of average particle diameter D50 of the lithium transition metal oxide to average particle diameter D50 of a transition metal precursor for preparation of the lithium transition metal oxide satisfies the condition represented by Equation 3 below: 0 < Average ? ? particle ? ? diameter ? ? D ? ? 50 ? ? of ? ? lithium ? ? transition ? metal ? ? oxide Average ? ? particle ? ? diameter ? ? D ? ? 50 ? ? of ? ? transition ? ? metal ? precursor < 1.2 .
    Type: Application
    Filed: January 19, 2022
    Publication date: May 5, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Jinhyung Lim, Sung-Kyun Chang, Won Seok Chang, Sin Young Park, Ho Suk Shin, Hyun Jin Oh, Jung Min Han, In Sung Uhm, Wang Mo Jung, Dong Hun Lee
  • Publication number: 20220013806
    Abstract: A lithium ion conductor includes a compound of Formula 1: Li7-a*?-(b-4)*?-xMa?La3Zr2-?Mb?O12-x-?XxN???Formula 1 wherein in Formula 1, Ma is a cationic element having a valence of a, Mb is a cationic element having a valence of b, and X is an anion having a valence of ?1, wherein, when Ma comprises H, 0???5, otherwise 0???0.75, and wherein 0???1.5, 0?x?1.5, (a*?+(b?4)?+x)>0, and 0<??6.
    Type: Application
    Filed: December 8, 2020
    Publication date: January 13, 2022
    Inventors: Won Seok Chang, Zachary David Hood, Jennifer Lilia Marguerite Rupp, Lincoln Miara
  • Publication number: 20210305621
    Abstract: A component for a lithium battery including a first layer including a lithium garnet having a porosity of 0 percent to less than 25 percent, based on a total volume of the first layer; and a second layer on the first layer and having a porosity of 25 percent to 80 percent, based on a total volume of the second layer, wherein the second layer is on the first layer and the second layer has a composition that is different from a composition of the first layer.
    Type: Application
    Filed: December 8, 2020
    Publication date: September 30, 2021
    Inventors: Won Seok Chang, Zachary David Hood, Jennifer Lilia Marguerite Rupp, Lincoln Miara
  • Publication number: 20210091367
    Abstract: Disclosed is a battery cell, which includes an electrode assembly, a pair of electrode leads electrically connected to the electrode assembly, a battery case configured to accommodate the electrode assembly and expose a portion of the pair of electrode leads to the outside, an electrolyte injection hole formed in the battery case and connectable to an electrolyte injecting device that injects an electrolyte in a vacuum state so that the electrolyte is injected into the battery case, and an injection hole cap configured to cover the electrolyte injection hole and mounted to the electrolyte injection hole so as to be detachable from the electrolyte injection hole by user manipulation.
    Type: Application
    Filed: December 7, 2020
    Publication date: March 25, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sung-Ryul Park, Won-Seok Chang
  • Publication number: 20210053012
    Abstract: The present invention provides a system for capturing and recycling carbon dioxide in an exhaust gas, which includes a CO2 capture unit into which an exhaust gas containing CO2 is input, and which captures the CO2 as a high concentration enriched gas and separates a first treatment gas; a mineralization process unit which mineralizes the CO2 after receiving the high concentration enriched gas captured in the CO2 capture unit and discharges a second treatment gas; a mixing tank which receives the first treatment gas and the second treatment gas and mixes them so that the contained CO2 has a predetermined concentration; a photo-culture process unit which receives the resulting third treatment gas from the mixing tank to perform a photo-culture process using microalgae; and a control unit which controls the flow rates and the CO2 contents of the gases supplied and discharged to/from the CO2 capture unit, the mineralization process unit, the mixing tank and the photo-culture process unit.
    Type: Application
    Filed: November 7, 2018
    Publication date: February 25, 2021
    Applicant: Korea District Heating Corp.
    Inventors: Won Seok CHANG, Yoon Soo CHOI, Mun Sei OH, Kyung Min KIM, Ji Hye YU, Young Jae LEE
  • Publication number: 20200403269
    Abstract: A method of manufacturing a lithium solid electrolyte, the method including: providing a composition including a lithium precursor, a lanthanum precursor, and a zirconium precursor; disposing the composition on a substrate having a temperature of 270° C. to 500° C. to form a film; and heat-treating the film at 300° C. to less than 750° C. for 1 hour to 100 hours to manufacture the lithium solid electrolyte.
    Type: Application
    Filed: April 28, 2020
    Publication date: December 24, 2020
    Applicants: SAMSUNG ELECTRONICS CO., LTD., MASSACHUSETTS INSTITUTE OF TECHNOLOGY
    Inventors: Yuntong Zhu, Won Seok Chang, Jennifer Rupp, Lincoln Miara
  • Publication number: 20180351154
    Abstract: Disclosed is a battery cell, which includes an electrode assembly, a pair of electrode leads electrically connected to the electrode assembly, a battery case configured to accommodate the electrode assembly and expose a portion of the pair of electrode leads to the outside, an electrolyte injection hole formed in the battery case and connectable to an electrolyte injecting device that injects an electrolyte in a vacuum state so that the electrolyte is injected into the battery case, and an injection hole cap configured to cover the electrolyte injection hole and mounted to the electrolyte injection hole so as to be detachable from the electrolyte injection hole by user manipulation.
    Type: Application
    Filed: January 24, 2017
    Publication date: December 6, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Sung-Ryul Park, Won-Seok Chang