Patents by Inventor Sang Hee Chung

Sang Hee Chung 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: 20240194861
    Abstract: An anode active material for a secondary battery according to an embodiment of the disclosed technology includes an anode current collector, a first anode active material layer on at least one surface of the anode current collector and including a graphite-based active material and a silicon-based active material doped with a metal element, and a second anode active material layer on the first anode active material layer and including a porous structure. The porous structure includes a carbon-based particle having pores and a silicon-containing coating formed inside the pores or on a surface of the carbon-based particle.
    Type: Application
    Filed: December 7, 2023
    Publication date: June 13, 2024
    Inventors: Jun Hee HAN, Moon Sung KIM, Hyo Mi KIM, Sang Baek RYU, Seung Hyun YOOK, Hwan Ho JANG, Da Bin CHUNG, Da Hye PARK, Sang In BANG, Young Mo YANG, Ju Ho CHUNG
  • Publication number: 20240186485
    Abstract: An anode for a lithium secondary battery includes an anode current collector, and a first anode active material layer and a second anode active material layer sequentially stacked on at least one surface of the anode current collector. The first anode active material layer and the second anode active material layer includes a first silicon-based active material and a second silicon-based active material, respectively.
    Type: Application
    Filed: November 14, 2023
    Publication date: June 6, 2024
    Inventors: Da Hye PARK, Jun Hee HAN, Moon Sung KIM, Hyo Mi KIM, Sang Baek RYU, Seung Hyun YOOK, Hwan Ho JANG, Da Bin CHUNG, Sang In BANG
  • Publication number: 20240127748
    Abstract: A display device includes a scan driver to supply scan signals to first and second scan lines, a data driver to supply a data signal to data lines, a sensor connected to sensing lines, and pixels including a light-emitting element, a driving transistor to control an amount of current supplied to the light-emitting element in response to a voltage of a first node, a switching transistor between a j-th data line and the first node, and including a gate electrode coupled to an i-th first scan line, and a sensing transistor coupled between a second node, which is between the light-emitting element and the driving transistor, and a k-th sensing line, and including a gate electrode coupled to an i-th second scan line, and wherein the sensor is to sense deterioration information of the light-emitting element in a state in which the switching and sensing transistors are turned on.
    Type: Application
    Filed: October 12, 2023
    Publication date: April 18, 2024
    Inventors: Hyuk KIM, Jong Hee KIM, Doo Young LEE, Chang Soo LEE, Sang Uk LIM, Bo Yong CHUNG
  • Publication number: 20240120465
    Abstract: An anode active material for a secondary battery includes a carbon-based active material, and silicon-based active material particles doped with magnesium. At least some of the silicon-based active material particles include pores, and a volume ratio of pores having a diameter of 50 nm or less among the pores is 2% or less based on a total volume of the silicon-based active material particles.
    Type: Application
    Filed: September 7, 2023
    Publication date: April 11, 2024
    Inventors: Hwan Ho JANG, Moon Sung KIM, Hyo Mi KIM, Sang Baek RYU, Da Hye PARK, Eun Jun PARK, Seung Hyun YOOK, Da Bin CHUNG, Jun Hee HAN
  • Patent number: 11939334
    Abstract: The present disclosure relates to a novel PLK1 degradation inducing compound having a structure according to Formula I, a method for preparing the same, and the use thereof. The compounds of the present disclosure exhibit an effect of inducing PLK1 degradation. Therefore, the compounds of the present disclosure may be effectively utilized for preventing or treating PLK1-related diseases.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: March 26, 2024
    Assignee: UPPTHERA, INC.
    Inventors: Soo Hee Ryu, Im Suk Min, Han Kyu Lee, Seong Hoon Kim, Hye Guk Ryu, Keum Young Kang, Sang Youn Kim, So Hyun Chung, Jun Kyu Lee, Gibbeum Lee
  • Publication number: 20240097104
    Abstract: The technology and implementations disclosed in this patent document generally relate to a lithium secondary battery including: a first unit cell including a first anode including a 1-1 anode mixture layer and a 1-2 anode mixture layer on the 1-1 anode mixture layer, and a second unit cell including a second anode including a 2-1 anode mixture layer and a 2-2 anode mixture layer on the 2-1 anode mixture layer, wherein a weight ratio of the silicon-based active material in the 1-2 anode mixture layer is greater than a weight ratio of the silicon-based active material in the 1-1 anode mixture layer, and a weight ratio of the silicon-based active material in the 2-2 anode mixture layer is less than or equal to a weight ratio of the silicon-based active material in the 2-1 anode mixture layer.
    Type: Application
    Filed: August 2, 2023
    Publication date: March 21, 2024
    Inventors: Jun Hee HAN, Moon Sung KIM, Hyo Mi KIM, Sang Baek RYU, Da Hye PARK, Sang In BANG, Seung Hyun YOOK, Hwan Ho JANG, Da Bin CHUNG
  • Patent number: 11929495
    Abstract: In some implementations, the anode includes a current collector, a first anode mixture layer formed on at least one surface of the current collector, and a second anode mixture layer formed on the first anode mixture layer. The first anode mixture layer and the second anode mixture layer include a carbon-based active material, respectively. The first anode mixture layer includes a first binder, a first silicon-based active material, and a first conductive material. The second anode mixture layer includes a second binder, a second silicon-based active material, and a second conductive material. Contents of the first conductive material and the second conductive material are different from each other with respect to the total combined weight of the first anode mixture layer and the second anode mixture layer. Types of the first silicon-based active material and the second silicon-based active material are different from each other.
    Type: Grant
    Filed: May 18, 2023
    Date of Patent: March 12, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Hyo Mi Kim, Moon Sung Kim, Sang Baek Ryu, Da Hye Park, Seung Hyun Yook, Hwan Ho Jang, Kwang Ho Jeong, Da Bin Chung, Jun Hee Han
  • Patent number: 11929491
    Abstract: An anode for a lithium secondary battery includes an anode current collector, and an anode active material layer formed on at least one surface of the anode current collector. The anode active material layer includes a carbon-based active material, a first silicon-based active material doped with magnesium and a second silicon-based active material not doped with magnesium. A content of the first silicon-based active material is in a range from 2 wt % to 20 wt % based on a total weight of the anode active material layer.
    Type: Grant
    Filed: June 6, 2023
    Date of Patent: March 12, 2024
    Assignee: SK ON CO., LTD.
    Inventors: Hwan Ho Jang, Moon Sung Kim, Hyo Mi Kim, Sang Baek Ryu, Da Hye Park, Seung Hyun Yook, Da Bin Chung, Jun Hee Han
  • Patent number: 11912710
    Abstract: The present disclosure relates to a novel PLK1 degradation inducing compound having a structure according to Formula I, a method for preparing the same, and the use thereof. The compounds of the present disclosure exhibit an effect of inducing PLK1 degradation. Therefore, the compounds of the present disclosure may be effectively utilized for preventing or treating PLK1-related diseases.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: February 27, 2024
    Assignee: UPPTHERA, INC.
    Inventors: Soo Hee Ryu, Im Suk Min, Han Kyu Lee, Seong Hoon Kim, Hye Guk Ryu, Keum Young Kang, Sang Youn Kim, So Hyun Chung, Jun Kyu Lee, Gibbeum Lee
  • Patent number: 6731480
    Abstract: A Zener diode and at least one transistor are connected in series in a reverse direction between a drain of a field effect transistor and a gate thereof. The field effect transistor is turned on when an input of an overvoltage is transmitted to the Zener diode and the transistors.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: May 4, 2004
    Assignee: Sumitomo Wiring Systems, Ltd.
    Inventor: Sang Hee Chung
  • Publication number: 20020064012
    Abstract: A Zener diode and at least one transistor are connected in series in a reverse direction between a drain of a field effect transistor and a gate thereof. The field effect transistor is turned on when an input of an overvoltage is transmitted to the Zener diode and the transistors.
    Type: Application
    Filed: November 26, 2001
    Publication date: May 30, 2002
    Applicant: SUMITOMO WIRING SYSTEMS, LTD
    Inventor: Sang Hee Chung