Patents by Inventor Jae Hyun Lee

Jae Hyun 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).

  • Patent number: 10270069
    Abstract: The present invention provides a pouch-type secondary battery comprising: an electrode assembly having, repeatedly stacked therein, unit cells comprising a positive plate, a negative plate, and a separator positioned between the positive and negative plates, wherein the positive plate and negative plate are respectively provided with a positive electrode tab and a negative electrode tab, and the positive and negative electrode tabs each converge in a predetermined direction; and a pouch case for sealing the electrode assembly, the pouch-type secondary battery being characterized by taping in contact with the outer circumferential surface of the electrode assembly along the stacking thickness direction of the electrode assembly, at the end of the electrode assembly at the part where the tabs converge, thereby improving the safety of the pouch-type secondary battery.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: April 23, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Vin-Na Jo, Jae-Hyun Lee, Ji-Hyun Kim
  • Patent number: 10261642
    Abstract: Disclosed is a touch sensor, including a separation layer, an electrode pattern part formed on the separation layer and including at least one electrode pattern and an insulating layer, and a passivation layer formed of an inorganic material on the electrode pattern part, wherein the passivation layer has a thickness selected from among a thickness ranging from 50 nm to 120 nm, a thickness ranging from 220 nm to 290 nm, and a thickness ranging from 360 nm to 420 nm.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: April 16, 2019
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Jae-Hyun Lee, Gi-Hwan Ahn, Jin-Koo Lee
  • Publication number: 20190088950
    Abstract: The present disclosure relates to a cathode including a cathode active material and poly(amic acid). When the lithium secondary battery including the cathode is in an abnormal operation range of 160° C. or higher, condensation reaction of poly(amic acid) occurs to form polyimide. The polyimide surrounds cathode active material particles in the form of a coating film and prevents transport of lithium ions and electrons to interrupt current flow, and inhibits abnormal heat emission and thermal runaway or combustion caused by additional reactions.
    Type: Application
    Filed: March 31, 2017
    Publication date: March 21, 2019
    Applicant: LG Chem, Ltd.
    Inventors: Su-Rim Lee, Su-Hyun Kim, Hye-Won Jeong, Jae-Hyun Lee
  • Patent number: 10220004
    Abstract: A method for controlled delivery of a substance into a body includes administering a plurality of containment vessels into the body, in which each of the plurality of containment vessels includes a quantity of the substance loaded therein prior to the administering; and providing a time-varying magnetic field such that the plurality of containment vessels are exposed thereto to cause a release of at least a portion of the substance from the plurality of containment vessels. Each of the plurality of containment vessels has an average outer diameter less than about 1 ?m.
    Type: Grant
    Filed: July 16, 2012
    Date of Patent: March 5, 2019
    Assignee: The Regents of the University of California
    Inventors: Jeffrey I. Zink, Courtney R. Thomas, Monty Liong, Sarah Ann Henscheid, Jinwoo Cheon, Jae-Hyun Lee, Daniel P. Ferris
  • Publication number: 20190061670
    Abstract: An airbag apparatus may include: a first chamber connected to an inflator, and supporting the head of a passenger in case of a head-on collision of a vehicle; a second chamber connected to one side of the first chamber so as to be supported by the first chamber, and suppressing the head of the passenger from moving in a diagonal direction in case of an oblique collision of the vehicle; a communication part formed in the first chamber so as to introduce gas of the first chamber into the second chamber; and a valve tether installed along the circumference of the communication part, connected to the first chamber, and closing the communication part when the first chamber is completely deployed.
    Type: Application
    Filed: August 24, 2018
    Publication date: February 28, 2019
    Inventors: Rae Ick JANG, Seok Min Lee, Jae Hyun Lee
  • Publication number: 20190058223
    Abstract: The present disclosure relates to cable type secondary battery, including: a cable-type core portion; a positive electrode wire wound helically to surround the outer surface of the cable-type core portion with a predetermined spacing, and including a first porous coating layer formed on the outer surface thereof; and a negative electrode wire wound helically to surround the outer surface of the cable-type core portion alternately with the wound positive electrode wire to correspond to the predetermined interval, and including a second porous coating layer formed on the outer surface thereof.
    Type: Application
    Filed: December 14, 2017
    Publication date: February 21, 2019
    Applicant: LG Chem, Ltd.
    Inventors: In-Sung Uhm, Sung-Joong Kang, Jae-Hyun Lee
  • Publication number: 20190036105
    Abstract: The present disclosure relates to a method for manufacturing an electrode for a secondary battery, including the steps of: (i) preparing a first electrode mixture for primary coating and a second electrode mixture for secondary coating; (ii) coating the first electrode mixture onto an electrode current collector and carrying out drying; and (iii) coating the second electrode mixture onto the first electrode mixture and carrying out drying in such a manner that the drying rate of the second electrode mixture is lower than the drying rate of the first electrode mixture in step (ii).
    Type: Application
    Filed: September 11, 2017
    Publication date: January 31, 2019
    Applicant: LG CHEM, LTD.
    Inventors: Jun-Soo PARK, Young-Hwan LEE, Jae-Hyun LEE
  • Publication number: 20190034010
    Abstract: A display device includes a substrate divided into a display area and a peripheral area, a light-emitting element layer on the substrate and including a light-emitting element, a circuit element layer on the substrate and including a circuit element which drives the light-emitting element, an encapsulation film of which portions thereof are respectively in the display area and the peripheral area, and a plurality of sensing electrodes each on the portion of the encapsulation film which is in the display area, including a plurality of first sensing electrodes and a plurality of second sensing electrodes which intersect the first sensing electrodes. Each of the first sensing electrodes includes a plurality of mesh lines intersecting one another in a mesh shape, and widths of the first sensing electrodes increase as a distance of the first sensing electrode from a center of the display area to the peripheral area decreases.
    Type: Application
    Filed: March 12, 2018
    Publication date: January 31, 2019
    Inventors: So La LEE, Chi Wook AN, Sang Hyun JUN, Jong Seok KIM, Jae Hyun LEE, Eun Ae JUNG
  • Patent number: 10184778
    Abstract: Provided are a device and method for measuring the thickness of a secondary battery cell. The device comprises: a mounting stand on which a secondary battery cell is positioned; a pressurizing plate which is installed so as to be variable in distance from the mounting stand; a pressurizing device which pushes or pulls the pressurizing plate; a measurement device for measuring the pressurization force applied to the pressurizing plate; and a controller which is configured to control charging, discharging or temperature of the secondary battery cell according to measurement conditions, receive a pressurization force measurement value and a thickness measurement value from the measurement device to thereby determine the magnitude of the pressurization force applied to the pressurizing plate and the thickness of the secondary battery cell, and vary, or maintain the pressurization force applied to the pressurizing plate to be constant.
    Type: Grant
    Filed: November 26, 2015
    Date of Patent: January 22, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Du-Seong Yoon, Su-Hyun Kim, Ji-Hyun Kim, Jae-Hyun Lee
  • Patent number: 10175260
    Abstract: An apparatus for measuring motor speed may include: an encoder configured to output a signal based on revolution of a motor; and a control unit configured to detect a mechanical angle of the motor according to an output signal of the encoder, estimate an actual angle of the motor based on the detected mechanical angle, and calculate the speed of the motor by differentiating the estimated actual angle.
    Type: Grant
    Filed: July 5, 2016
    Date of Patent: January 8, 2019
    Assignee: Hyundai Mobis Co., Ltd.
    Inventor: Jae Hyun Lee
  • Patent number: 10153480
    Abstract: Disclosed is an electrode for secondary batteries including an electrode mixture including an electrode active material, binder and conductive material coated on a current collector. The present invention provides an electrode for secondary batteries wherein an electrode active material is a cathode active material and/or anode active material, and the conductive material is included in an amount of 0.1 to 15% based on total weight of the electrode mixture, and a secondary battery including the same.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: December 11, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Soo Hyun Lim, Min Hee Lee, Youn Kyoung Lee, Daehong Kim, Jae Hyun Lee, Tae Jin Park
  • Publication number: 20180346567
    Abstract: The present invention provides an antibody having cross-linking ability against human Sema3A and mouse Sema3A. The antibody of the present invention can be used as therapeutic antibody drugs for inhibiting Sema3A in various cancers in which Sema3A expression is high, such as glioblastoma, pancreatic cancer and liver cancer. Since Sema3A is considered to be a therapeutic target of diabetic retinopathy, autoimmune arthritis, neuropathic pain and osteoporosis, the antibody of the present invention or an antigen binding fragment thereof can be used as a therapeutic agent for associated diseases in addition to an anti-cancer drug. The antibody of the present invention inhibits the growth of cancer cells derived from various carcinomas through inhibition of Sema3A function due to high anti-Sema3A binding, inhibits the movement of cancer cells through inhibition of phosphorylation of ERK among Sema3A lower signaling substances, it is very effective in the prevention and treatment of cancer.
    Type: Application
    Filed: October 26, 2016
    Publication date: December 6, 2018
    Inventors: Do Hyun NAM, Yong Jae SHIN, Jae Hyun LEE
  • Patent number: 10147965
    Abstract: The present disclosure discloses a pressing jig of secondary battery cell, the pressing jig including: one pair of pressing plates hinge-coupled to be mutually foldable, and having space therebetween where the cell of the secondary battery may be disposed; and a locking mechanism configured to fixate a folded state of the one pair of pressing plates, wherein at least one of the one pair of pressing plates is made of a polyacetal (POM) material.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: December 4, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Du-Seong Yoon, Ji-Hyun Kim, Jae-Hyun Lee
  • Patent number: 10122011
    Abstract: Disclosed are an electrode for secondary batteries including an electrode mixture coated on one surface or opposite surface of an electrode current collector, and a method of manufacturing the same. The electrode mixture includes an electrode mixture layer A, which is a portion close to a current collector, and an electrode mixture layer, which is a portion distant from a current collector. The electrode mixture layer A includes a mixture of two active materials, average diameters of which are different, and the electrode mixture layer B includes active materials, average diameters of which are the same.
    Type: Grant
    Filed: September 15, 2014
    Date of Patent: November 6, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Iljoon Lee, Jae Hyun Lee, Jihyun Kim
  • Patent number: 10103385
    Abstract: Disclosed is an electrode assembly including a plurality of alternately arranged cathode and anode plates, a separator interposed between the cathode plate and the anode plate, a plurality of cathode tabs respectively formed on the cathode plates, a plurality of anode tabs respectively formed on the anode plates, a cathode lead coupled to the cathode tabs, and an anode lead coupled to the anode tabs, wherein the welding portions in which the cathode and anode tabs are respectively coupled to the cathode and anode leads have different shapes, or kinds of the cathode and anode tabs are identical and kinds of the cathode and anode leads are different.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: October 16, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Soo Hyun Lim, Seong Min Lee, Min Hee Lee, Jae Hyun Lee, Daehong Kim, Tae Jin Park, Jihyun Kim
  • Publication number: 20180283507
    Abstract: Disclosed herein is an actuator. The actuator, in accordance with an aspect of the present disclosure, includes a motor configured to generate torque, a gear device configured to amplify the torque, a belt driving device configured to transfer the torque to the gear device, and a bracket unit configured to fix a distance between a rotation shaft of the motor and a gear shaft of the gear device, wherein the bracket unit includes a pair of support members configured to support a portion of an outer peripheral surface of a belt gear in the bracket driving device and prevent tooth disengagement of the belt gear.
    Type: Application
    Filed: March 19, 2018
    Publication date: October 4, 2018
    Applicant: MANDO CORPORATION
    Inventor: Jae-Hyun LEE
  • Patent number: 10074850
    Abstract: Disclosed are a high-capacity negative electrode active material and a lithium secondary battery including the same. More particularly, the negative electrode active material includes 50 wt % or more of an alkali metavanadate based on the total weight of a negative electrode active material, wherein the alkali metavanadate has a crystalline phase or an amorphous phase, and a composition of formula AVO3.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: September 11, 2018
    Assignees: LG Chem, Ltd., Seoul National University R&DB Foundation
    Inventors: Jihyun Kim, Jae Hyun Lee, Oh Byong Chae, Seung Mo Oh, Jeongbeom Lee, Ji Heon Ryu
  • Publication number: 20180246599
    Abstract: Provided are a high-performance touch sensor and a method of manufacturing the same. The touch sense includes a substrate, a sense electrode part formed on the substrate, and an insulating layer formed on the sense electrode part. A pitch of a unit sense cell including the sense electrode part is in a range of 50 ?m to 70 ?m. A dielectric constant of the insulating layer is in a range of 6 to 10. A unit sense cell pitch and a mutual capacitance sufficient for stably identifying a user's fingerprints may be achieved and both light transmittance and visibility may be improved.
    Type: Application
    Filed: February 28, 2018
    Publication date: August 30, 2018
    Applicant: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Yong Seok CHOI, Jae Hyun LEE
  • Publication number: 20180244775
    Abstract: The present invention provides an antibody having cross-linking ability against human Sema3A and mouse Sema3A. The antibody of the present invention can be used as therapeutic antibody drugs for inhibiting Sema3A in various cancers in which Sema3A expression is high, such as glioblastoma, pancreatic cancer and liver cancer. Since Sema3A is considered to be a therapeutic target of diabetic retinopathy, autoimmune arthritis, neuropathic pain and osteoporosis, the antibody of the present invention or an antigen binding fragment thereof can be used as a therapeutic agent for associated diseases in addition to an anti-cancer drug. The antibody of the present invention inhibits the growth of cancer cells derived from various carcinomas through inhibition of Sema3A function due to high anti-Sema3A binding, inhibits the movement of cancer cells through inhibition of phosphorylation of ERK among Sema3A lower signaling substances, it is very effective in the prevention and treatment of cancer.
    Type: Application
    Filed: April 27, 2018
    Publication date: August 30, 2018
    Inventors: Do Hyun NAM, Yong Jae SHIN, Jae Hyun LEE
  • Publication number: 20180244776
    Abstract: The present invention provides an antibody having cross-linking ability against human Sema3A and mouse Sema3A. The antibody of the present invention can be used as therapeutic antibody drugs for inhibiting Sema3A in various cancers in which Sema3A expression is high, such as glioblastoma, pancreatic cancer and liver cancer. Since Sema3A is considered to be a therapeutic target of diabetic retinopathy, autoimmune arthritis, neuropathic pain and osteoporosis, the antibody of the present invention or an antigen binding fragment thereof can be used as a therapeutic agent for associated diseases in addition to an anti-cancer drug. The antibody of the present invention inhibits the growth of cancer cells derived from various carcinomas through inhibition of Sema3A function due to high anti-Sema3A binding, inhibits the movement of cancer cells through inhibition of phosphorylation of ERK among Sema3A lower signaling substances, it is very effective in the prevention and treatment of cancer.
    Type: Application
    Filed: April 27, 2018
    Publication date: August 30, 2018
    Inventors: Do Hyun NAM, Yong Jae SHIN, Jae Hyun LEE