Patents by Inventor Kwan-Ho Lee
Kwan-Ho 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).
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Patent number: 11970558Abstract: A method of recovering a solvent including: supplying polymerization reactants including one or more monomers and a solvent to a reactor to obtain a polymer solution; supplying a stream including the polymer solution to a separator to separate an upper discharge stream including the solvent, wherein the solvent is in a gaseous phase, and a lower discharge stream including the polymer solution; heating a divergence stream including a part of the lower discharge stream from the separator by a heating device and refluxing the divergence stream to the separator; supplying a residue stream including a remainder of the lower discharge stream from the separator to a steam stripping process unit; and adjusting a vapor mass fraction of the divergence stream which is refluxed to the separator with a pressure adjustment valve after being heated by the heating device.Type: GrantFiled: January 15, 2021Date of Patent: April 30, 2024Assignee: LG CHEM, LTD.Inventors: Suk Yung Oh, Jun Seok Ko, Kwan Sik Kim, Joon Ho Shin, Byeong Gil Lyu, Se Kyung Lee
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Patent number: 11967734Abstract: An electrode assembly includes a radical unit in which electrodes and separators are alternately stacked, the radical unit having a structure in which one electrode is stacked at the uppermost end. An auxiliary unit is provided with a separation sheet disposed at the uppermost end side of the radical unit. The separation sheet includes a separation part disposed at the uppermost end side of the radical unit and a side surface protection part connected to each of side surfaces of the separation part and folded to contact a side portion of the radical unit to cover the side portion of the radical unit.Type: GrantFiled: November 27, 2019Date of Patent: April 23, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Kwan Bo Lee, Chang Bum Ahn, Seung Ho Na, Su Ho Lee, Hak Soo Lee
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Publication number: 20240121924Abstract: A water-cooled heat dissipation module assembly capable of cooling a power module of a vehicle driving inverter system using a battery or fuel cell. The water-cooled heat dissipation module assembly includes a housing unit provided in the form of a housing having an opening portion at least partially opened at one side thereof. The housing unit and at least a part of a rim region of the cooling unit are made of a plastic material, and the housing unit and the cooling unit are joined to each other by plastic welding using a laser.Type: ApplicationFiled: August 4, 2022Publication date: April 11, 2024Inventors: Kwan Ho RYU, Jeong Keun LEE, Min Woo LEE, Ju Hyun SUN, Tae Keun PARK, Kang Wook PARK, Lee Cheol JI, Hyeok Chul YANG, Tae Heon KIM, Keun Jae LEE
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Publication number: 20240105957Abstract: A lithium secondary battery which includes an electrode assembly in which a positive electrode plate, a negative electrode plate, and a separator interposed between the positive electrode plate and the negative electrode plate are wound in one direction, a battery can in which the electrode assembly is accommodated, and a sealing body which seals an open end of the battery can. The positive electrode plate includes a positive electrode active material layer that includes a positive electrode active material, a conductive material, and a binder. The positive electrode active material may include a lithium nickel-containing oxide that has at least one of single particles or quasi-single particles, and the conductive material includes a combination of single-walled carbon nanotubes and bundle-type carbon nanotubes.Type: ApplicationFiled: October 24, 2022Publication date: March 28, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Geun Ho PARK, Kwan Hee LEE, Yun Ju LEE, Sung Kwan PARK
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Patent number: 11929520Abstract: Disclosed herein is a porous separator for electrochemical devices, configured to guarantee electrical insulation between a positive electrode and a negative electrode, wherein the porous separator includes no polyolefin substrate, and includes inorganic particles, a binder for coupling between the inorganic particles, and a crosslinking agent.Type: GrantFiled: April 17, 2019Date of Patent: March 12, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Kyoung Ho Ahn, Kwan Woo Nam, Chul Haeng Lee, Young Duk Kim, Je An Lee
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Patent number: 11906473Abstract: Disclosed is an anti-buckling jig of a fracture toughness test. The anti-buckling jig includes: a first jig unit provided in a form of surrounding one side surface of a specimen; a second jig unit provided in a form of surrounding the other side surface of the specimen; and a screw provided to allow the first jig unit and the second jig unit to be coupled to each other. During the fracture toughness test of the specimen, the first jig unit and the second jig unit simultaneously support both sides of the specimen, so that the specimen is cracked in a single direction.Type: GrantFiled: September 10, 2019Date of Patent: February 20, 2024Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITYInventors: Hyo Kyung Sung, Sang Sik Kim, Dae Ho Jung, Jun Hyuk Park, Kwan Ho Lee
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Publication number: 20240016280Abstract: A cosmetic container for a brush-applied cosmetic is disclosed. One aspect of the invention provides a cosmetic container that includes: a first container holding a first content; an overcap within which the first container is arranged; a brush shaft comprising a brush shaft head and a brush shaft body; a pump module that is coupled to an opening of the first container and the brush shaft so as to dispense the first content and includes a first elastic member for elastically supporting the first container; a second container, which is separably coupled to the overcap and configured to hold a second content, and within which a portion of the brush shaft body may be inserted; and a container packing, which is coupled to a neck part of the second container, and in a lower portion of which a through-hole is formed to accommodate the brush shaft body inserted therethrough.Type: ApplicationFiled: October 24, 2022Publication date: January 18, 2024Applicant: SAMHWA CO., LTDInventors: Kwan Ho Lee, Kyung Chang Lee, Ho Sang Kang
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Publication number: 20230361802Abstract: In various aspects, a radio frequency circuit is provided. The radio frequency circuit may include a substrate that may include a radio frequency front-end to antenna (RF FE-to-Ant) connector. The RF FE-to-Ant connector may include a conductor track structure and a substrate connection structure coupled to the conductor track structure. The substrate may include radio frequency front-end circuitry monolithically integrated in the substrate. The substrate connection structure may include at least one of a solderable structure, a weldable structure, or an adherable structure. The substrate connection structure may be configured to form at least one radio frequency signal interface with an antenna circuit connection structure of a substrate-external antenna circuit. The substrate may include an edge region. The substrate connection structure may be disposed in the edge region.Type: ApplicationFiled: November 3, 2020Publication date: November 9, 2023Inventors: Jayprakash THAKUR, Ofir DEGANI, Ronen KRONFELD, Ehud RESHEF, Seong-Youp J. SUH, Tal SHOSHANA, Eytan MANN, Maruti TAMRAKAR, Ashoke RAVI, Jose Rodrigo CAMACHO PEREZ, Timo Sakari HUUSARI, Eli BOROKHOVICH, Amir RUBIN, Ofer BENJAMIN, Tae Young YANG, Harry SKINNER, Kwan ho LEE, Jaejin LEE, Dong-Ho Han, Shahar GROSS, Eran SEGEV, Telesphor KAMGAING
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Publication number: 20230187839Abstract: A substrate integrated waveguide (SIW) cavity antenna is described that enables dual frequency and broadband operation, as well as enhanced protection from radio frequency interference (RFI) that may be present within an electronic device environment. The SIW cavity antenna includes a capacitively-coupled feed that is disposed within the volume of the SIW cavity antenna, which is enclosed on four sides via a set of electrically-conductive plates. The SIW cavity antenna radiates using the remaining two open sides as apertures. The SIW cavity antenna may include a meander line radiator to facilitate the operation of a second frequency band, as well as the use of a tuning stub to further enhance the impedance bandwidth.Type: ApplicationFiled: December 10, 2021Publication date: June 15, 2023Inventors: Seong-Youp John Suh, Tae Young Yang, Kwan Ho Lee, Dong-Ho Han
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Publication number: 20230021077Abstract: A wireless device includes one or more antennas coupled to a transmit (TX) chain. The TX chain is configured to generate output RF signals using baseband signals. The TX chain includes a TX power controller configured to classify a packet of the output RF signals into a priority category of a plurality of priority categories based on priority information within the packet. The TX power controller is further to determine a time average specific absorption rate (TAS) energy budget of the wireless device. The TAS energy budget is based on a pre-configured regulatory power limit (e.g., SAR transmit power limit) of the wireless device over a time interval. Transmission power for transmitting the packet is determined based on the priority category and the TAS energy budget. The packet is encoded for transmission via the one or more antennas using the determined transmission power.Type: ApplicationFiled: August 10, 2021Publication date: January 19, 2023Inventors: Sudeep Divakaran, Brent Elliott, Kwan Ho Lee, Gil Meyuhas
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Publication number: 20220394884Abstract: In some embodiments, a computer system chassis comprises a chassis side having an antenna portion and a fan portion. The antenna portion is located closer to an antenna located on an external surface of the chassis side than the fan portion. The antenna and fan portions comprise ventilation holes that provide for the venting of heated air from the chassis interior to the surrounding environment. In some embodiments, the ventilation holes in the antenna portion are thicker than the ventilation holes in the fan portion. The thicker ventilation holes provide an adequate level of EMI shielding for the antenna from platform noise generated by components (CPUs, GPUs, memories, etc.) located in the chassis interior. In other embodiments, the antenna portion comprises alternating positive and negative cross pattern ventilation holes and provides an adequate level of EMI shielding with the antenna portion ventilation holes having the same thickness as the fan portion ventilation holes.Type: ApplicationFiled: August 18, 2022Publication date: December 8, 2022Applicant: Intel CorporationInventors: Kwan Ho Lee, Dong-Ho Han, Jose Luis Trigueros Soto, Sean Lawrence Molloy, Tae Young Yang, Seong-Youp Suh, Vinay Ramachandra Gowda
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Publication number: 20220294109Abstract: An electronic computing device with a self-shielding antenna. An electronic computing device may include a frame, an antenna, and an antenna shielding. The frame includes a top cover and a bottom cover. Electronic components are included in a space formed between the top cover and the bottom cover. The antenna is for wireless transmission and reception and included in the frame near an edge of the frame. The antenna shielding is disposed around the antenna for providing electro-magnetic shielding from radio frequency (RE) noises generated from the electronic components included in the frame. The antenna shielding may be a metal wall disposed between the top cover and the bottom cover around the antenna. The frame may be a metallic frame and may include a cut-out in the top cover and the bottom cover above and below the antenna, and a non-metallic cover may be provided in the cut-out.Type: ApplicationFiled: December 27, 2019Publication date: September 15, 2022Inventors: Denica LARSEN, Dong-Ho HAN, Kwan Ho LEE, Shantanu KULKARNI, Jaejin LEE
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Publication number: 20210348996Abstract: Disclosed is an anti-buckling jig of a fracture toughness test. The anti-buckling jig includes: a first jig unit provided in a form of surrounding one side surface of a specimen; a second jig unit provided in a form of surrounding the other side surface of the specimen; and a screw provided to allow the first jig unit and the second jig unit to be coupled to each other. During the fracture toughness test of the specimen, the first jig unit and the second jig unit simultaneously support both sides of the specimen, so that the specimen is cracked in a single direction.Type: ApplicationFiled: September 10, 2019Publication date: November 11, 2021Applicant: INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITYInventors: Hyo Kyung SUNG, Sang Sik KIM, Dae Ho JUNG, Jun Hyuk PARK, Kwan Ho LEE
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Patent number: 11167763Abstract: A coasting driving control method and system for a vehicle may determine virtual engine RPM for a current driving state using engine RPM, vehicle speed, and gear stage information by a controller when coasting is started with the clutch in the neutral position and outputs a downshifting instruction signal for a gear stage by the controller when the virtual engine RPM is less than a coasting engine RPM which is greater than an idling RPM by a predetermined value.Type: GrantFiled: October 1, 2019Date of Patent: November 9, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Chan Hee Won, Jung Sup Byun, Sang Wook Nam, Kwan Ho Lee, Seong Kyu Park
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Publication number: 20200377097Abstract: A coasting driving control method and system for a vehicle may determine virtual engine RPM for a current driving state using engine RPM, vehicle speed, and gear stage information by a controller when coasting is started with the clutch in the neutral position and outputs a downshifting instruction signal for a gear stage by the controller when the virtual engine RPM is less than a coasting engine RPM which is greater than an idling RPM by a predetermined value.Type: ApplicationFiled: October 1, 2019Publication date: December 3, 2020Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Chan Hee WON, Jung Sup Byun, Sang Wook Nam, Kwan Ho Lee, Seong Kyu Park
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Patent number: 10788940Abstract: A touch panel for a display may include a touch sensor with a plurality of electrode traces. A first portion of the plurality of electrode traces may form sensing lines configured to receive touch input. The touch sensor includes an edge dummy area between an edge of the touch sensor and an electrode trace of a remaining portion of the plurality of electrode traces. The edge dummy area may be located outside of the sensing lines. The touch panel may further include an antenna with a radiation structure and a ground structure. The radiation structure may be located within a routing traces area outside of the touch sensor. The ground structure may be located within the edge dummy area. The ground structure may include an electrode trace of the plurality of electrode traces located within the edge dummy area of the touch sensor.Type: GrantFiled: February 13, 2019Date of Patent: September 29, 2020Assignee: Apple Inc.Inventors: Mei Chai, Adesoji J. Sajuyigbe, Kwan Ho Lee, Bryce D. Horine, Harry G. Skinner, Anand S. Konanur, Ulun Karacaoglu
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Patent number: 10673124Abstract: Techniques for integrating a plurality of radio antennas in an electronic device are described. An example of an electronic device includes a display housing with a display screen and top bezel disposed above the display screen, and a plurality of components disposed in the top bezel. The plurality of components include a first cellular communication antenna disposed on a first side of the top bezel, and a second cellular communication antenna disposed on a second side of the top bezel opposite the first side. The plurality of components also include a first WiFi antenna disposed adjacent to the second cellular communication antenna, and a second WiFi antenna disposed adjacent to the second cellular communication antenna on an opposite side from the first WiFi antenna.Type: GrantFiled: June 30, 2017Date of Patent: June 2, 2020Assignee: Intel CorporationInventors: Warren Lee, Kwan Ho Lee, Ulun Karacaoglu, Manish A. Hiranandani, Songnan Yang
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Patent number: 10648526Abstract: The present disclosure relates to a transmission (TM) mount that is capable of reducing costs and a weight by removing a separate stopper (component). The transmission (TM) mount improves handling performance taking advantage of elastic properties of a rubber component in a left/right direction (lateral direction). The stopper for a transmission (TM) mount includes a housing bracket into which an insulator is press-fitted, a lower plate which is positioned at a lower end of the insulator and connected, together with the housing bracket, to a vehicle body through a curling structure, an inner core which is disposed at a central portion of the insulator, and a bridge which is installed at a lower side of the inner core so as to control a lateral displacement. The bridge is tightly fixed to a fixing piece formed in the lower plate.Type: GrantFiled: September 6, 2018Date of Patent: May 12, 2020Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, PYUNG HWA INDUSTRIAL CO., LTD.Inventors: Kwan-Ho Lee, Yong-Hee Hahn, Hee-Sung Lee, Jong-Su Park
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Patent number: 10551949Abstract: A touch panel for a display, the touch panel having a touch sensor configured to receive touch input, and an antenna located within or below the touch sensor.Type: GrantFiled: June 26, 2015Date of Patent: February 4, 2020Assignee: Intel CorporationInventors: Mei Chai, Kunjal Parikh, Bryce D. Horine, Thomas Agung Nugraha, Kwan Ho Lee, Harry G. Skinner
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Publication number: 20190346946Abstract: A touch panel for a display may include a touch sensor with a plurality of electrode traces. A first portion of the plurality of electrode traces may form sensing lines configured to receive touch input. The touch sensor includes an edge dummy area between an edge of the touch sensor and an electrode trace of a remaining portion of the plurality of electrode traces. The edge dummy area may be located outside of the sensing lines. The touch panel may further include an antenna with a radiation structure and a ground structure. The radiation structure may be located within a routing traces area outside of the touch sensor. The ground structure may be located within the edge dummy area. The ground structure may include an electrode trace of the plurality of electrode traces located within the edge dummy area of the touch sensor.Type: ApplicationFiled: February 13, 2019Publication date: November 14, 2019Inventors: Mei Chai, Adesoji J. Sajuyigbe, Kwan Ho Lee, Bryce D. Horine, Harry G. Skinner, Anand S. Konanur, Ulun Karacaoglu