Patents by Inventor Won Haeng Lee

Won Haeng 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: 20240136579
    Abstract: Disclosed herein relates to an electrolyte composition and a lithium secondary battery including the same, wherein the electrolyte composition can not only effectively reduce gas generated during charging and discharging of the lithium secondary battery by including one or more electrolyte additives of a chemical compound represented by Formula 1 or a chemical compound represented by Formula 2, but also has the advantage of strengthening the SEI layer on the electrode surface, thereby improving the storage characteristics and life characteristics at high temperatures.
    Type: Application
    Filed: January 30, 2023
    Publication date: April 25, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Su Hyeon JI, Chul Haeng LEE, Kyoung Ho AHN, Jun Hyeok HAN, Won Kyung SHIN, Won Tae LEE
  • Patent number: 11967732
    Abstract: The present invention provides a separation membrane for a lithium secondary battery and a lithium secondary battery including the same, the separation membrane including: a substrate; a first coating layer containing a first organic binder which is able to be bonded to a gel polymer electrolyte through an epoxy ring-opening reaction; and a second coating layer containing a second organic binder, wherein the first organic binder has a functional group capable of ring-opening reaction with an epoxy group, or a combination thereof, and the gel polymer electrolyte is formed by polymerizing an oligomer having an epoxy group, a functional group capable of ring-opening reaction with an epoxy group, or a combination thereof.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: April 23, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Won Kyung Shin, Kyoung Ho Ahn, Chul Haeng Lee
  • Patent number: 11967679
    Abstract: The present invention relates to a composition for a gel polymer electrolyte, which includes a lithium salt, a non-aqueous organic solvent, a polymerization initiator, and an oligomer containing a polycarbonate-based repeating unit, a gel polymer electrolyte in which mechanical strength and ion transfer capability are improved by polymerization of the composition for a gel polymer electrolyte, and a lithium secondary battery in which external impact and stability during high-temperature storage are improved by including the gel polymer electrolyte.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: April 23, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Kyoung Ho Ahn, Jung Hoon Lee, Won Kyung Shin, Jae Won Lee, Min Jung Kim, Chul Haeng Lee
  • Patent number: 11967680
    Abstract: A gel polymer electrolyte composition, a secondary battery including the same, and a manufacturing method of a secondary battery are disclosed. Advantages of the disclosed aspects include increasing process efficiency by reducing the curing time of a gel polymer electrolyte while preventing leakage of an electrolyte.
    Type: Grant
    Filed: January 11, 2023
    Date of Patent: April 23, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Won Kyung Shin, Won Tae Lee, Young Ho Oh, Chul Haeng Lee, Kyoung Ho Ahn
  • Publication number: 20240109858
    Abstract: The present invention relates to a compound capable of lowering the flammability of a non-aqueous electrolyte when included in the non-aqueous electrolyte and improving the life properties of a battery by forming an electrode-electrolyte interface which is stable at high temperatures and low in resistance, and relates to a compound represented by Formula I descried herein, a non-aqueous electrolyte solution and a lithium secondary battery both including the compound, n, m, Ak, and X are described herein.
    Type: Application
    Filed: March 23, 2022
    Publication date: April 4, 2024
    Applicants: LG Chem, Ltd., LG Energy Solution, Ltd.
    Inventors: Jung Keun Kim, Su Jeong Kim, Mi Sook Lee, Won Kyun Lee, Duk Hun Jang, Jeong Ae Yoon, Kyoung Hoon Kim, Chul Haeng Lee, Mi Yeon Oh, Kil Sun Lee, Jung Min Lee, Esder Kang, Chan Woo Noh, Chul Eun Yeom
  • Publication number: 20240113334
    Abstract: An electrolyte composition with improved high temperature safety and a lithium secondary battery including the same is described herein. The electrolyte composition containing a primary additive comprising a compound represented by Formula 1, and specific amount of a secondary additive that contains one or more of cyclic carbonates, can not only reduce the generation of gas during secondary battery charge-discharge, but also improve storage characteristics and the lifespan characteristics under a high temperature condition by strengthening the SEI coating film on the surface of an electrode. wherein all the variables are described herein.
    Type: Application
    Filed: October 21, 2022
    Publication date: April 4, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Won Tae Lee, Kyoung Ho Ahn, Chul Haeng Lee, Jun Hyeok Han, Won Kyung Shin, Su Hyeon Ji, Young Ho Oh
  • Publication number: 20240105990
    Abstract: A gel polymer electrolyte composition, a secondary battery including the same, and a manufacturing method of a secondary battery are disclosed. Advantages of the disclosed aspects include increasing process efficiency by reducing the curing time of a gel polymer electrolyte while preventing leakage of an electrolyte.
    Type: Application
    Filed: January 11, 2023
    Publication date: March 28, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Won Kyung SHIN, Won Tae LEE, Young Ho OH, Chul Haeng LEE, Kyoung Ho AHN
  • Patent number: 11929519
    Abstract: The present invention relates to a separator for a secondary battery, the separator including a substrate and a coating layer formed on the surface of the substrate, wherein the coating layer includes an organic binder and inorganic particles, and the organic binder contains an ethylenically unsaturated group, and to a lithium secondary battery including the same.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: March 12, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Won Kyung Shin, Kyoung Ho Ahn, Chul Haeng Lee, Jae Won Lee
  • Patent number: 11923509
    Abstract: An electrolyte for a lithium secondary battery is disclosed herein. In some embodiments, an electrolyte includes a lithium salt present in a concentration of 1.6 M to 5 M, an oligomer mixture including a first oligomer containing a unit represented by Formula 1 and a second oligomer containing a unit represented by Formula 2, and an organic solvent.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: March 5, 2024
    Inventors: Won Kyung Shin, Kyoung Ho Ahn, Chul Haeng Lee, Min Jung Kim, Jung Hoon Lee
  • Publication number: 20230169850
    Abstract: A method for identifying autonomous driving vehicles, performed by an autonomous driving vehicle identification apparatus installed in a roadside unit (RSU), may comprise: receiving, from a vehicle entering a vehicle-to-infrastructure (V2I) communication area of the RSU, a probe vehicle data (PVD) message; determining whether a data element indicating an autonomous driving level is present in the PVD message; and in response to determining that the data element does not exist in the PVD message, identifying the vehicle transmitting the PVD message as a normal vehicle.
    Type: Application
    Filed: May 18, 2022
    Publication date: June 1, 2023
    Inventors: Won Haeng LEE, Sang Gyoo SIM, Duk Soo KIM, Seok Woo LEE
  • Publication number: 20230132505
    Abstract: A blockchain-based certification audit data sharing and integrity verification system includes at least one user equipment configured to participate in a blockchain-based platform and mounted with a user authentication application; at least one certification agency server configured to participate in the blockchain-based platform and to provide authentication data composed of user data for authenticity verification, certificate or completion certificate data, and certification audit data; at least one blockchain-based platform server configured to record an authentication transaction in a block; and a blockchain-based certification audit data sharing and integrity verification device configured to: generate audit result data by auditing forgery verification of a document requested by the user authentication application of the user equipment using the authentication data of the at least one certification agency server in interlock with the blockchain-based platform server, and share the generated audit result
    Type: Application
    Filed: November 12, 2021
    Publication date: May 4, 2023
    Inventors: Won Haeng LEE, Kwon Koo KWAK, Il Koo JUNG, Sang Gyoo SIM, Duk Soo KIM, Seok Woo LEE
  • Publication number: 20160155614
    Abstract: Disclosed is a substrate treating apparatus. The substrate treating apparatus includes a process chamber having a treating space therein, a support unit placed in the process chamber and supporting a substrate, a gas supply unit supplying a treating gas into the process chamber, a plasma source generating plasma using the treating gas, and a liner unit adjacent to or being in contact with an inner side wall of the process chamber or the support unit in the process chamber. The support unit includes an upper plate on which the substrate is placed, a top surface of the upper plate being formed of a non-conduction material, an electrode plate placed below the upper plate and formed of a conduction material, and a lower plate placed below the electrode plate and having a ring shape. A cooling member is provided in the lower plate.
    Type: Application
    Filed: November 11, 2015
    Publication date: June 2, 2016
    Inventors: Young Jun KIM, Won Haeng LEE
  • Patent number: 8980049
    Abstract: Provided are a substrate supporting apparatus and a plasma etching apparatus having the same. There is provided a substrate supporting apparatus that can separately provide powers to a central region and an edge region by disposing an electrode supporting a substrate at the central region of the substrate supporting apparatus, and disposing an electrode receiving radio frequency (RF) power at the edge region of the substrate supporting apparatus. There is provided a substrate edge etching apparatus having the substrate supporting apparatus for removing layers or particles deposited in an edge region of a semiconductor substrate and preventing damage of a center region of the semiconductor substrate during an etching process of the substrate edge.
    Type: Grant
    Filed: April 1, 2008
    Date of Patent: March 17, 2015
    Assignee: Charm Engineering Co., Ltd.
    Inventors: Won Haeng Lee, Kwan Goo Rha, Jung Hee Lee, Chul Hee Jang, Hyang Joo Lee, Dong Wan Kim
  • Publication number: 20140116622
    Abstract: Provided is a substrate processing apparatus using plasma. The apparatus includes a chamber having a processing space therein, a substrate supporting assembly located in the chamber and including an electrostatic chuck supporting a substrate, a gas supplying unit supplying gases into the chamber, and a power source applying power for generating plasma from the gases supplied into the chamber. The electrostatic chuck includes a dielectric plate including an electrode adsorbing the substrate by using an electrostatic force, a body located below the dielectric plate and including a metallic plate to which a high frequency power source is connected, and a bonding unit located between the dielectric plate and the body and fastening the dielectric plate and the body. The bonding unit is formed as a multilayer structure.
    Type: Application
    Filed: October 25, 2013
    Publication date: May 1, 2014
    Inventor: Won Haeng Lee
  • Publication number: 20100096084
    Abstract: Provided are a substrate supporting apparatus and a plasma etching apparatus having the same. There is provided a substrate supporting apparatus that can separately provide powers to a central region and an edge region by disposing an electrode supporting a substrate at the central region of the substrate supporting apparatus, and disposing an electrode receiving radio frequency (RF) power at the edge region of the substrate supporting apparatus. There is provided a substrate edge etching apparatus having the substrate supporting apparatus for removing layers or particles deposited in an edge region of a semiconductor substrate and preventing damage of a center region of the semiconductor substrate during an etching process of the substrate edge.
    Type: Application
    Filed: April 1, 2008
    Publication date: April 22, 2010
    Applicant: SOSUL CO LTD.
    Inventors: Won Haeng Lee, Kwan Goo Rha, Jung Hee Lee, Chul Hee Jang, Hyang Joo Lee, Dong Wan Kim