Patents by Inventor Ji In Lee

Ji In Lee 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: 20240128590
    Abstract: A battery includes an electrode assembly including a first electrode, a second electrode and a separator between the first electrode and the second electrode wound around a winding axis to define a core and an outer circumferential surface, the first electrode including a first uncoated region in which an active material layer is not coated along a winding direction; a housing accommodating the electrode assembly through an open portion at a lower end thereof; a first current collector coupled to the first uncoated region and disposed in the housing; a cap to cover the open portion; and a spacer between the first current collector and the cap and having a height corresponding to a distance between the first current collector and the cap.
    Type: Application
    Filed: February 18, 2022
    Publication date: April 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Geon-Woo MIN, Hae-Jin LIM, Do-Gyun KIM, Kwang-Su HWANGBO, Min-Ki JO, Bo-Hyun KANG, Su-Ji CHOI, Jae-Won LIM, Hak-Kyun KIM, Je-Jun LEE, Ji-Min JUNG
  • Patent number: 11958993
    Abstract: Disclosed herein are an adhesive protective film, an optical member including the same, and an optical display including the same. An adhesive protective film is formed of a composition including a (meth)acrylic binder derived from a monomer mixture including: an alkyl group-containing (meth)acrylic monomer; and at least one selected from among a hydroxyl group-containing (meth)acrylic monomer, a carboxyl group-containing (meth)acrylic monomer, and a polysiloxane (meth)acrylate, the adhesive protective film having an initial peel strength of about 100 gf/inch or less and a peel strength decrease rate of about 50% or less, as calculated according to Equation 1.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: April 16, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Irina Nam, Tae Ji Kim, Won Kim, Il Jin Kim, Jung Hyo Lee, Oh Hyeon Hwang
  • Patent number: 11961445
    Abstract: A data processing circuit according to an embodiment may include a reception circuit configured to receive image data including grayscale values associated with pixels disposed in a display panel. The data processing circuit may include a compensation circuit configured to calculate a final compensation value by multiplying a representative compensation value of each area and a global gain, and to produce converted image data. The data processing circuit may include a memory storing a representative compensation value associated with a grayscale value of each area of the display panel, and may include a transmission circuit configured to transmit the converted image data to a data driving circuit.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: April 16, 2024
    Assignee: LX SEMICON CO., LTD.
    Inventors: Jun Young Park, Do Yeon Kim, Min Ji Lee, Gang Won Lee, Young Kyun Kim, Ji Won Lee
  • Publication number: 20240120580
    Abstract: A sealing device for a pouch-type battery includes an upper sealing block and a lower sealing block. The upper sealing block has a two-stage upper sealing groove, including a first upper step and a second upper step, and the lower sealing block has a two-stage lower sealing groove, including a first lower step and a second lower step. The upper sealing block contacts a first surface of an electrode lead sealing part of the pouch-type battery, and the lower sealing block contacts a second surface of the electrode lead sealing part of the pouch-type battery in a process of performing sealing through heat fusion. A pouch-type battery having an electrode lead sealing part formed by the sealing device is also provided.
    Type: Application
    Filed: November 17, 2022
    Publication date: April 11, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seung Ho Na, Kwang Hee Choi, Dong Kyun Ha, Yoon Beom Lee, Do Woo Kim, Hye Ji Lee
  • Publication number: 20240118135
    Abstract: An information handling system includes a display panel having an active area that generates visual images and an inactive area disposed outside the active area. The inactive area having an alignment mark that is invisible to a naked eye.
    Type: Application
    Filed: October 7, 2022
    Publication date: April 11, 2024
    Inventors: Hong-Ji Huang, Yu-Chen Liu, Kuo-Wei Tseng, Chun-Wei Huang, Chi-Fong Lee
  • Publication number: 20240121995
    Abstract: Embodiments described herein relate to a sub-pixel. The sub-pixel includes an anode, overhang structures, separation structures, an organic light emitting diode (OLED) material, and a cathode. The anode is defined by adjacent first pixel isolation structures (PIS) and adjacent second PIS. The overhang structures are disposed on the first PIS. The overhang structures include a second structure disposed over the first structure and an intermediate structure disposed between the second structure and the first structure. A bottom surface of the second structure extends laterally past an upper surface of the first structure. The first structure is disposed over the first PIS. Separation structures are disposed over the second PIS. The OLED material is disposed over the anode and an upper surface of the separation structures. The cathode disposed over the OLED material and an upper surface of the separation structures.
    Type: Application
    Filed: December 19, 2023
    Publication date: April 11, 2024
    Inventors: Jungmin LEE, Chung-chia CHEN, Ji Young CHOUNG, Yu-hsin LIN
  • Patent number: 11956998
    Abstract: A display device includes: a first substrate including a pixel area and a transmissive area; a thin-film transistor on the first substrate; a planarization layer on the thin-film transistor; a first light emitting electrode on the planarization layer; a bank covering a part of the first light emitting electrode; a light emitting layer on the first light emitting electrode; and a second light emitting electrode on the light emitting layer and the bank. The transmissive area includes a transmissive hole penetrating the bank and the planarization layer.
    Type: Grant
    Filed: January 4, 2023
    Date of Patent: April 9, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Se Wan Son, Moo Soon Ko, Rae Young Gwak, Jin Seock Ma, Min Jeong Park, Ki Bok Yoo, So La Lee, Jin Goo Jung, Jong Won Chae, Ye Ji Han
  • Patent number: 11952442
    Abstract: The present disclosure provides a method for preparing a vinyl chloride-based polymer, the method including a step of injecting an ionizable normal salt and polymerizing a vinyl chloride monomer in the presence of one or more emulsifiers and a polymerization initiator, wherein the ionizable normal salt includes a carbonate metal salt or a sulfite metal salt, and the ionizable normal salt is continuously injected in an amount of 70 to 1200 ppm based on the total weight of the vinyl chloride monomer when a polymerization conversion rate is in a range of 0% to 20%. The method capable of preparing a vinyl chloride-based polymer suitable as an eco-friendly material, while not affecting the rate of polymerization reaction and decreasing the generation amount of total volatile organic compounds by controlling the injection time, injection amount and kind of the ionizable normal salt, is provided.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: April 9, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Jin Hyuck Ju, Hyun Min Lee, Hyun Kyou Ha, Kun Ji Kim, Kwang Jin Lee, Yang Jun Jeon, Jae Hyun Park
  • Patent number: 11955609
    Abstract: A method of activating a secondary battery includes an operation of deriving a reduction reaction voltage according to an electrolyte additive, a pre-charging operation of pre-charging the secondary battery into which an electrolyte containing the electrolyte additive is injected, and a pre-aging operation of wetting an electrode assembly accommodated in the secondary battery with the injected electrolyte and aging the electrode assembly. A charging termination voltage in the pre-charging operation is less than the reduction reaction voltage.
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: April 9, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jung Hoon Lee, Chul Haeng Lee, Yoo Sun Kang, Sol Ji Park, Jae Won Lee
  • Patent number: 11952443
    Abstract: The present disclosure relates to a composition for preparing a vinyl chloride-based polymer and a method of preparing a vinyl chloride-based polymer using the same, and provides the composition giving excellent productivity for preparing a vinyl chloride-based polymer includes while maintaining excellent foaming and viscosity properties of a plastisol including the prepared vinyl chloride-based polymer, by including a pH regulator composed of a carbonate-based metal salt, and a transition metal catalyst in the composition, and controlling an amount of the transition metal catalyst, and controlling an amount of a reducing agent such that a trace amount or none of the reducing agent is included, and the method of preparing a vinyl chloride-based polymer using the same.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: April 9, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Yang Jun Jeon, Hyun Min Lee, Hyun Kyou Ha, Kun Ji Kim, Kwang Jin Lee, Jin Hyuck Ju, Jae Hyun Park
  • Patent number: 11952345
    Abstract: Provided is a method for synthesizing bipyridine that includes performing a dimerization reaction of a reactant including a piperidine-based compound, a pyridine-based compound, or a mixture thereof in the presence of a catalyst in which an active metal is supported on a composite metal oxide support including silica (SiO2) and alumina (Al2O3).
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: April 9, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jihui Seo, Jaeyong Lee, Pyung Soon Kim, Jin Woo Choung, Yongwoo Kim, Ji Hoon Park, Soo Min Kim, Jeong Jae Lee, Kwanyong Jeong
  • Publication number: 20240114727
    Abstract: Embodiments described herein relate to a sub-pixel. The sub-pixel includes an anode, overhang structures, separation structures, an organic light emitting diode (OLED) material, and a cathode. The anode is defined by adjacent first pixel isolation structures (PIS) and adjacent second PIS. The overhang structures are disposed on the first PIS. The overhang structures include a second structure disposed over the first structure and an intermediate structure disposed between the second structure and the first structure. A bottom surface of the second structure extends laterally past an upper surface of the first structure. The first structure is disposed over the first PIS. Separation structures are disposed over the second PIS. The OLED material is disposed over the anode and an upper surface of the separation structures. The cathode disposed over the OLED material and an upper surface of the separation structures.
    Type: Application
    Filed: December 5, 2023
    Publication date: April 4, 2024
    Inventors: Jungmin LEE, Chung-chia CHEN, Ji Young CHOUNG, Yu-hsin LIN
  • Publication number: 20240113332
    Abstract: The present invention relates to a lithium secondary battery which includes a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and an electrolyte solution, wherein a patterned gel polymer electrolyte layer is included on one surface or both surfaces of at least one structure of the positive electrode, the negative electrode, or the separator.
    Type: Application
    Filed: December 12, 2023
    Publication date: April 4, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Joo Sung Lee, Min Ji Kim, Ho June Kim
  • Patent number: 11949125
    Abstract: A separator for an electrochemical device including a porous polymer substrate and a porous coating layer on at least one side of the porous polymer substrate. The porous coating layer includes first binder particles, second binder particles, and inorganic particles. The inorganic particles are mostly dispersed in a first surface region of the porous coating layer, and the second binder particles are mostly dispersed in a second surface region of the porous polymer substrate, in which the first surface region faces the porous polymer substrate and the second surface region is an opposite surface region to the first surface region. The inorganic particles have a larger weight per particle than each respective weight per particle of the first and second binder particles.
    Type: Grant
    Filed: September 6, 2023
    Date of Patent: April 2, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Min Ji Kim, Seung Hyun Lee, Kyung Ryun Ka
  • Publication number: 20240102745
    Abstract: Heat exchanger comprising a pair of header tanks which are arranged to be spaced apart from each other, a plurality of tubes formed in two columns in the width direction so that both ends are connected to the pair of header tanks, and a plurality of fins interposed between the tubes and coupled to the tubes. The header tank is configured so that a first tank and a second tank are respectively coupled to one header having a central bent portion in the center portion in the width direction, which provides easy assembling of headers and tanks of two heat exchangers. Thermal stress caused by the temperature difference between two heat exchanging media is blocked so that damage to a coupling portion where the two heat exchangers are coupled or a bonding portion formed through brazing can be prevented. Thus, leakage of the heat exchanging medium can be prevented.
    Type: Application
    Filed: May 6, 2022
    Publication date: March 28, 2024
    Inventors: Hong-Young LIM, Sung Hong SHIN, Hyunkeun SHIN, Wontaek LEE, Wi Sam JO, Ji Hun HAN
  • Publication number: 20240101574
    Abstract: The present invention relates to a polysubstituted imidazolo[4,5-c][1,2]thiazine derivative and a use of an agent comprising same as an active agent, which is useful for infectious diseases associated with vascular inflammation caused by HMGB1 protein activity. It has been found that the polysubstituted imidazolo[4,5-c][1,2]thiazine derivative of the present invention increases the sepsis survival rate as a result of searching for antiseptic effects through CLP-induced sepsis animal experiments. Accordingly, the agent comprising the polysubstituted imidazolo[4,5-c][1,2]thiazine derivative or a pharmaceutically acceptable salt thereof as an active agent may be advantageously used as a therapeutic agent for infectious diseases and vascular inflammatory diseases including sepsis caused by HMGB1 protein activity.
    Type: Application
    Filed: December 6, 2021
    Publication date: March 28, 2024
    Applicant: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Taeho LEE, Jong-Sup BAE, Sangkyu LEE, Hyun Chae SIM, Ji Min MOON
  • Publication number: 20240106001
    Abstract: A non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same are described herein. Specifically, the non-aqueous electrolyte solution for a lithium secondary battery includes a lithium salt, a first solvent including a non-fluorine-based solvent, a second solvent including a fluorine-based carbonate solvent, and a third solvent including a fluorine-based acetate solvent, wherein the fluorine-based carbonate solvent and the fluorine-based acetate solvent are included in a weight ratio of 1:0.5 to 1:1, and a mixed amount of the fluorine-based carbonate solvent and the fluorine-based acetate solvent may be in a range of 3.0 wt % to 30 wt % based on a total weight of the non-aqueous electrolyte solution for a lithium secondary battery.
    Type: Application
    Filed: June 3, 2022
    Publication date: March 28, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jung Min Lee, Kyung Mi Lee, Chul Haeng Lee, Yeon Ji Oh
  • Publication number: 20240101738
    Abstract: An ethylene/alpha-olefin copolymer having excellent physical properties showing reduced immersion time of a crosslinking agent and a high degree of crosslinking, and a composition for an encapsulant film, comprising the same, is described herein.
    Type: Application
    Filed: October 28, 2022
    Publication date: March 28, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Jin Sam Gong, Eun Jung Lee, Jeong Yon Jeong, Young Woo Lee, Jung Kyu Lee, Si Jung Lee, Hye Ji Lee
  • Publication number: 20240107819
    Abstract: Embodiments described herein relate to a sub-pixel. The sub-pixel includes an anode, overhang structures, separation structures, an organic light emitting diode (OLED) material, and a cathode. The anode is defined by adjacent first pixel isolation structures (PIS) and adjacent second PIS. The overhang structures are disposed on the first PIS. The overhang structures include a second structure disposed over the first structure and an intermediate structure disposed between the second structure and the first structure. A bottom surface of the second structure extends laterally past an upper surface of the first structure. The first structure is disposed over the first PIS. Separation structures are disposed over the second PIS. The OLED material is disposed over the anode and an upper surface of the separation structures. The cathode disposed over the OLED material and an upper surface of the separation structures.
    Type: Application
    Filed: December 5, 2023
    Publication date: March 28, 2024
    Inventors: Jungmin LEE, Chung-chia CHEN, Ji Young CHOUNG, Yu-hsin LIN
  • Publication number: 20240103259
    Abstract: Provided are a plenoptic microscope system having a structure in which a microlens array (MLA) is installed between an object and a microscope optical system and a general microscope camera is used as an image sensor, and an image processing apparatus for performing plenoptic imaging with information acquired from the same. In the plenoptic microscope system, an MLA including at least one microlens having a number of apertures (NA) similar to that of an objective lens of a microscope optical system is positioned at the front end of an incidence part of the microscope optical system and the objective lens is positioned at a focal length of the MLA or on an image plane of the MLA. The plenoptic image processing apparatus generates Plenoptic 1.0 and/or 2.0 images.
    Type: Application
    Filed: August 24, 2023
    Publication date: March 28, 2024
    Inventors: Munseob Lee, Chihoon Kim, Sang Yun Kim, Ji Won Park