Patents by Inventor Seung-Ho Choi

Seung-Ho 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).

  • Publication number: 20230327066
    Abstract: Disclosed are an all-solid-state battery which is provided with an intermediate layer provided on an anode current collector and formed of an alloy including a metal configured to form an alloy with lithium, and a method for manufacturing the same. The all-solid-state battery includes the anode current collector, the intermediate layer located on the anode current collector, a solid electrolyte layer located on the intermediate layer, a cathode active material layer located on the solid electrolyte layer, and a cathode current collector located on the cathode active material layer, and the intermediate layer includes the alloy of a first metal configured to form an alloy with lithium and a second metal configured not to form an alloy with lithium.
    Type: Application
    Filed: November 17, 2022
    Publication date: October 12, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ju Min Kim, Seung Ho Choi, Tae Young Kwon, Soon Chul Byun
  • Patent number: 11777102
    Abstract: A current collector for electrodes according to an embodiment of the present disclosure may include a polymer film, and a conductive material provided on at least one surface of upper and lower surfaces of the polymer film, wherein the conductive material may have a function of an electrochemical fuse or a function of blocking a short-circuit current.
    Type: Grant
    Filed: January 29, 2020
    Date of Patent: October 3, 2023
    Assignee: U&S ENERGY, INC.
    Inventors: Kyung Joon Kim, Seung Ho Choi
  • Patent number: 11758810
    Abstract: A photoelectric device is disclosed. The photoelectric device includes a first electrode, a second electrode, and an electrolyte disposed between the first electrode and the second electrode. The second electrode includes a transparent layer for allowing light to penetrate into the second electrode, an electron transport layer coupled to the transparent layer, and a genetically hybridized fluorescent silk layer as a photo-sensitizer coupled to the electron transport layer.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: September 12, 2023
    Assignee: Purdue Research Foundation
    Inventors: Jung Woo Leem, Seung Ho Choi, Young L. Kim
  • Publication number: 20230275203
    Abstract: Disclosed are an all-solid-state battery having a protective layer including a composite including a metal sulfide and a carbon component, and a method for manufacturing the same. The all-solid-state battery includes an anode current collector, the protective layer disposed on the anode current collector, a solid electrolyte layer disposed on the protective layer, a cathode active material layer disposed on the solid electrolyte layer, and a cathode current collector disposed on the cathode active material layer, and the protective layer includes a matrix comprising the composite including the metal sulfide and the carbon component, and a metal component distributed in the matrix and capable of alloying with lithium.
    Type: Application
    Filed: December 9, 2022
    Publication date: August 31, 2023
    Inventors: Ga Hyeon Im, Seung Ho Choi, Sang Heon Lee, Yun Sung Kim
  • Publication number: 20230238538
    Abstract: A cathode for an all-solid-state battery includes a conductive material wherein the conductive material includes a carbon-based material and a metal fluoride disposed on the surface of the carbon-based material, and a method of manufacturing the same. The cathode for an all-solid-state battery includes a cathode active material, a solid electrolyte, and a conductive material, wherein the conductive material includes a carbon-based material and a metal fluoride disposed on a surface of the carbon-based material.
    Type: Application
    Filed: December 12, 2022
    Publication date: July 27, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seung Ho Choi, Yun Sung Kim, Kyu Joon Lee, Sang Heon Lee, Ga Hyeon Im
  • Patent number: 11702497
    Abstract: A modified conjugated diene-based polymer represented by Formula 1, wherein a terminal of a polymer chain is modified, and a method for preparing same are provided. By including a modifier derived unit having a specific structure, a beta value affecting cold flow may be reduced through controlling the degree of branch, and accordingly, the cold flow of a polymer may be efficiently controlled and a mooney viscosity increasing ratio may be improved.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: July 18, 2023
    Inventors: Soo Yong Lee, Dong Gil Lee, Won Mun Choi, Seung Ho Choi
  • Patent number: 11693287
    Abstract: A chip on film for a display device, the chip on film includes: a base substrate; a lead wire disposed on the base substrate; and a driving chip connected to the lead wire, wherein the lead wire includes: a first lead part having a first thickness; and a second lead part disposed between the first lead part and the driving chip and having a second thickness greater than the first thickness, the second lead part being connected to the driving chip. The first lead part and the second lead part include a same material.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: July 4, 2023
    Assignee: Samsung Display Co., LTD.
    Inventors: Myong Soo Oh, Jun O Song, Seung Ho Choi
  • Patent number: 11688933
    Abstract: A vehicular antenna device comprises: a directional antenna having a plurality of unit antenna elements arranged in a predetermined direction and thereby having upward directionality; and a radio wave diffusion structure installed vertically above the directional antenna so as to reflect radiated radio waves, which are radiated upward from the directional antenna, in the lateral direction such that the same are diffused omnidirectionally. The vehicular antenna device is applicable to 5G mobile communication, the same has omnidirectionality that a vehicular antenna is required to have, and the antenna structure can be made compact and simple.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: June 27, 2023
    Assignee: LS MTRON LTD.
    Inventor: Seung-Ho Choi
  • Publication number: 20230178716
    Abstract: Disclosed are an anode current collector including double coating layers and an all-solid-state battery including the anode current collector.
    Type: Application
    Filed: November 15, 2022
    Publication date: June 8, 2023
    Inventors: Seung Ho Choi, Sang Heon Lee
  • Publication number: 20230178752
    Abstract: An all-solid-state battery is provided with an intermediate layer containing a metal sulfide.
    Type: Application
    Filed: November 29, 2022
    Publication date: June 8, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Seung Ho Choi, Ga Hyeon Im, Sang Heon Lee, Yun Sung Kim
  • Publication number: 20230178744
    Abstract: The present disclosure relates to a binder for a solid-state battery and a manufacturing method thereof. The binder may include a polymer comprising a carbonyl group and a linker comprising amino groups at both ends.
    Type: Application
    Filed: December 6, 2022
    Publication date: June 8, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, Seoul National University R&DB Foundation
    Inventors: Seung Ho Choi, Sang Heon Lee, Jang Wook Choi, Ji Hoon Oh
  • Publication number: 20230170492
    Abstract: According to an embodiment of the present invention, a current collector for an electrode comprises a polymer film, and a conductive material provided on at least one surface of an upper surface or a lower surface of the polymer film, wherein the conductive material may include a relatively small thickness portion and a relatively large thickness portion.
    Type: Application
    Filed: November 5, 2021
    Publication date: June 1, 2023
    Inventors: Kyung Joon KIM, Seung Ho CHOI, Young Hun JIN
  • Publication number: 20230137621
    Abstract: Provided herein are an all-solid-state battery having an intermediate layer including a metal and a metal nitride, and a method for manufacturing the same.
    Type: Application
    Filed: November 1, 2022
    Publication date: May 4, 2023
    Inventors: Ga Hyeon Im, Yun Sung Kim, Sang Heon Lee, Seung Ho Choi, Ji Hoon Oh, Jang Wook Choi
  • Publication number: 20230133463
    Abstract: Disclosed are an anode for an all-solid-state battery including an anode active material in which a metal that can form an alloy with lithium is deposited on all or a portion of the surface of a carbon-based material, and a method for manufacturing the same.
    Type: Application
    Filed: October 6, 2022
    Publication date: May 4, 2023
    Inventors: Yoon Kwang Lee, Sang Heon Lee, Yun Sung Kim, Tae Hoon Hwang, Ga Hyeon Im, Sa Heum Kim, Seung Ho Choi
  • Publication number: 20230080296
    Abstract: Disclosed are a system and a method for limiting the maximum acceleration of a motor driven vehicle. The system and method can estimate an acceleration from a speed of a motor driven vehicle, and limit the maximum acceleration of the motor driven vehicle to a level to exert constant traveling performance regardless of the total weight of the vehicle and road gradient conditions using the estimated acceleration as a control variable for limiting the maximum acceleration, thereby improving the ride comfort and the fuel efficiency.
    Type: Application
    Filed: September 15, 2022
    Publication date: March 16, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Chang Eun Na, Hyun Seok Jang, Byung Jun Sung, Seung Ho Choi
  • Publication number: 20230070626
    Abstract: An all-solid-state battery and a method of manufacturing such a battery are disclosed. The battery includes a protective layer including a metal sulfide and thus is capable of suppressing the growth of lithium dendrites and is improved in performance aspects such as lifespan, charge/discharge rate, and the like.
    Type: Application
    Filed: September 7, 2022
    Publication date: March 9, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seung Ho Choi, Ga Hyeon Im, Sang Heon Lee, Yun Sung Kim
  • Publication number: 20230027109
    Abstract: Proposed is a current collector for a positive electrode that substitutes for metal foil and includes a polymer film made of a nonmetal, nonconductor material, and an aluminum conductive material configured to define an outermost surface of the current collector for a positive electrode by being formed or applied, with a thickness of 0.25 to 0.6 ?m, onto at least one of upper and lower surfaces of the polymer film, in which the conductive material serves as an electrochemical fuse or performs a function of blocking or reducing short-circuit current in the event of an internal short circuit or an external short circuit.
    Type: Application
    Filed: November 17, 2020
    Publication date: January 26, 2023
    Inventors: Kyung Joon KIM, Seung Ho CHOI, Young Hun JIN
  • Publication number: 20220416307
    Abstract: Disclosed are an anode-free all-solid-state battery which may operate at low temperature conditions, such as room temperature, and a method manufacturing the same. The anode-free all-solid-state battery may have uniformly deposited lithium during charging and inhibit the growth of lithium dendrites.
    Type: Application
    Filed: June 23, 2022
    Publication date: December 29, 2022
    Inventors: Seung Ho Choi, Sang Heon Lee, Ga Hyeon Im, Yun Sung Kim, Jang Wook Choi, Ji Eun Lee
  • Publication number: 20220302437
    Abstract: A composite anode for an all-solid-state battery, the composite anode having no active anode material is provided. Specifically, the anode includes: an anode current collector; and a protective layer positioned on the anode current collector, and including a metallic compound and a metal alloyable with lithium, wherein the metallic compound includes at least one selected from the group consisting of a metal oxide, a metal carbide, and a combination thereof.
    Type: Application
    Filed: March 7, 2022
    Publication date: September 22, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Seung Ho Choi, Sang Heon Lee, Yun Sung Kim
  • Publication number: 20220285635
    Abstract: A method of disinfection of a surface of a subject of harmful microorganisms including pathogenic bacteria and viruses upon visible light irradiation using a hybridized fluorescent silk is provided. The method includes placing a predetermined quantity of the hybridized fluorescent silk i) directly on to a skin surface of a subject; or ii) on a medium and then placing the medium on the skin surface of the subject. The method further includes applying light in the visible spectrum for a predetermined amount of time to the placed quantity of hybridized fluorescent silk, wherein the hybridized fluorescent silk is one of KillerRed, SuperNova, KillerOrange, Dronpa, TurboGFP, mCherry, or any combination thereof.
    Type: Application
    Filed: March 25, 2022
    Publication date: September 8, 2022
    Applicant: Purdue Research Foundation
    Inventors: Jung Woo Leem, Seung Ho Choi, Young L. Kim