Patents by Inventor Jae-Chun Lee
Jae-Chun 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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Publication number: 20240154488Abstract: A cooling structure includes a housing having a cooling channel defined therein through which a coolant flows and includes a sealing cap fitted to a hole of the housing to seal the hole. The sealing cap includes a blocking member configured to be in contact with an internal surface of the housing. The cooling structure may be for cooling a motor, such as an in-wheel vehicle motor.Type: ApplicationFiled: June 27, 2023Publication date: May 9, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Kam Chun Lee, Jae Young Jeun, Jeong Uk An, Ki Tack Lim, Kyung Jun Lee, Yong Gyu Lee, Sung Min Hong, Hong Wook Lee, Kyung Ku Yeo
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Publication number: 20240154489Abstract: A channel structure includes a cooling channel continuously formed inside a housing. A coolant is configured to flow in the cooling channel. The cooling channel includes a plurality of channel portions spaced apart from each other and extending in the housing by changing directions.Type: ApplicationFiled: June 30, 2023Publication date: May 9, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Kam Chun Lee, Jae Young Jeun, Jeong Uk An, Ki Tack Lim, Kyung Jun Lee, Yong Gyu Lee, Sung Min Hong, Hong Wook Lee, Kyung Ku Yeo
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Publication number: 20240140191Abstract: The present disclosure provides a sealing device and an in-wheel motor including the sealing device. The in-wheel motor includes a stator, a rotor rotatably disposed with respect to the stator, an annular inner seal connected to the stator and spaced apart from the rotor by a predetermined gap so as to be disposed between the stator and the rotor, and an annular slinger coupled to an end portion of the rotor, wherein the annular inner seal seals between the slinger and the in-wheel motor.Type: ApplicationFiled: May 1, 2023Publication date: May 2, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ki Tack Lim, Jae Young Jeun, Jeong Uk An, Kyung Ku Yeo, Kam Chun Lee, Yong Gyu Lee, Sung Min Hong, Hong Wook Lee, Kyung Jun Lee
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Publication number: 20240136208Abstract: A light-emitting element transfer system includes raw film cutting device for forming a transfer member by cutting a raw film, a stretching device for stretching a transfer film with a plurality of light-emitting elements disposed thereon, a circuit board support member for supporting a circuit board and transport head for adsorbing the transfer member and transferring the light-emitting elements on the transfer film onto the circuit board by using the adsorbed transfer member.Type: ApplicationFiled: July 20, 2023Publication date: April 25, 2024Inventors: Jeong Won HAN, Chung Sic CHOI, Won Hee OH, Han Chun RYU, Jae Woo LEE
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Patent number: 11254805Abstract: Described herein is flooring formed of an eco-friendly material, where the flooring has excellent heat resistance, durability, abrasion resistance and dimensional stability, and is formed of a non-PVC material and thus is recyclable via an extrusion processing at the time of disposal after use. Specifically, eco-friendly flooring is described in which a coating layer, an overlayer having ionomers, a printing layer, at least one middle layer, and at least one underlayer are laminated in order, where the overlayer of the flooring has ionomers, at least one of the middle layer and the underlayer has a thermoplastic polyolefin-based resin, a styrene-based resin, oil, and a filler, the thermoplastic polyolefin-based resin is contained in an amount of 50 to 150 parts by weight with respect to 100 parts by weight of the styrene-based resin, and the styrene-based resin may contain 25 to 45% styrene.Type: GrantFiled: September 13, 2017Date of Patent: February 22, 2022Assignee: WAPS CO., LTDInventors: Jae Chun Lee, Sang Hoon Ha
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Publication number: 20200017663Abstract: Described herein is flooring formed of an eco-friendly material, where the flooring has excellent heat resistance, durability, abrasion resistance and dimensional stability, and is formed of a non-PVC material and thus is recyclable via an extrusion processing at the time of disposal after use. Specifically, eco-friendly flooring is described in which a coating layer, an overlayer having ionomers, a printing layer, at least one middle layer, and at least one underlayer are laminated in order, where the overlayer of the flooring has ionomers, at least one of the middle layer and the underlayer has a thermoplastic polyolefin-based resin, a styrene-based resin, oil, and a filler, the thermoplastic polyolefin-based resin is contained in an amount of 50 to 150 parts by weight with respect to 100 parts by weight of the styrene-based resin, and the styrene-based resin may contain 25 to 45% styrene.Type: ApplicationFiled: September 13, 2017Publication date: January 16, 2020Applicant: WAPS CO., LTD.Inventors: JAE CHUN LEE, SANG HOON HA
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Patent number: 10084230Abstract: A body sensor, a system including the body sensor and a method of transmitting a biosignal are provided. A wearable body sensor includes a conductive electrode configured to conduct a biosignal from a body, a main board comprising a radio frequency (RF) communication circuit to generate an RF signal based on the biosignal, and an antenna disposed on the RF communication circuit to radiate the RF signal.Type: GrantFiled: October 7, 2014Date of Patent: September 25, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Young Jun Hong, Won Bin Hong, Byung Hoon Ko, Byung Chul Kim, Young Soo Kim, Yoon Geon Kim, Young Ju Lee, Jae Chun Lee
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Patent number: 9985340Abstract: A body sensor, a system including the body sensor and a method of transmitting a biosignal are provided. A wearable body sensor includes a conductive electrode configured to conduct a biosignal from a body, a main board comprising a radio frequency (RF) communication circuit to generate an RF signal based on the biosignal, and an antenna disposed on the RF communication circuit to radiate the RF signal.Type: GrantFiled: October 7, 2014Date of Patent: May 29, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Young Jun Hong, Won Bin Hong, Byung Hoon Ko, Byung Chul Kim, Young Soo Kim, Yoon Geon Kim, Young Ju Lee, Jae Chun Lee
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Publication number: 20170366159Abstract: A bulk acoustic wave resonator (BAWR) includes a bulk acoustic resonance unit and at least one compensation layer. The bulk acoustic resonance unit includes a first electrode, a second electrode, and a piezoelectric layer disposed between the first electrode and the second electrode. The first electrode, the second electrode, and the piezoelectric layer each include a material that modifies a resonance frequency based on a temperature, and the at least one compensation layer includes a material that adjusts the resonance frequency modified based on the temperature in a direction opposite to a direction of the modification.Type: ApplicationFiled: August 10, 2017Publication date: December 21, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jea Shik SHIN, In Sang SONG, Young Il KIM, Duck Hwan KIM, Chul Soo KIM, Sang Uk SON, Hyung Rak KIM, Jae Chun LEE
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Patent number: 9795943Abstract: Provided are a lithium adsorbent prepared using an aerosol deposition method, including (a) synthesizing lithium manganese oxide powder, and (b) coating the lithium manganese oxide powder on a surface of a substrate by the aerosol deposition method, and a method of preparing the same. The lithium adsorbent is characterized in that the lithium manganese oxide powder may be directly coated on various substrates using the aerosol deposition method, thereby greatly reducing a decrease of a lithium recovery rate even after a long time has lapsed. Further, the lithium adsorbent having a large surface area prepared by the preparation method of the present invention is characterized by being easily handled, being selectively reacted with lithium ions, having a larger adsorption area, being physically and chemically stable, and being used reversibly.Type: GrantFiled: January 27, 2016Date of Patent: October 24, 2017Assignee: KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCESInventors: Kang-Sup Chung, Byoung-Gyu Kim, Taegong Ryu, Jungho Ryu, In-Su Park, Hye-Jin Hong, Jae-chun Lee
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Patent number: 9768753Abstract: A filter using bulk acoustic wave resonators (BAWRs) is provided including BAWRs connected in series or in parallel to each other. A BAWR set is configured by connecting an inductance and capacitance (L/C) element to each BAWR in series or in parallel.Type: GrantFiled: June 12, 2012Date of Patent: September 19, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Jae Chun Lee, Duck Hwan Kim, Chul Soo Kim, Ho Soo Park, Sang Uk Son, In Sang Song, Jea Shik Shin, Moon Chul Lee, Jing Cui
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Patent number: 9735754Abstract: A bulk acoustic wave resonator (BAWR) includes a bulk acoustic resonance unit and at least one compensation layer. The bulk acoustic resonance unit includes a first electrode, a second electrode, and a piezoelectric layer disposed between the first electrode and the second electrode. The first electrode, the second electrode, and the piezoelectric layer each include a material that modifies a resonance frequency based on a temperature, and the at least one compensation layer includes a material that adjusts the resonance frequency modified based on the temperature in a direction opposite to a direction of the modification.Type: GrantFiled: July 26, 2012Date of Patent: August 15, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Jea Shik Shin, In Sang Song, Young Il Kim, Duck Hwan Kim, Chul Soo Kim, Sang Uk Son, Hyung Rak Kim, Jae Chun Lee
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Publication number: 20160214083Abstract: Provided are a lithium adsorbent prepared using an aerosol deposition method, including (a) synthesizing lithium manganese oxide powder, and (b) coating the lithium manganese oxide powder on a surface of a substrate by the aerosol deposition method, and a method of preparing the same. The lithium adsorbent is characterized in that the lithium manganese oxide powder may be directly coated on various substrates using the aerosol deposition method, thereby greatly reducing a decrease of a lithium recovery rate even after a long time has lapsed. Further, the lithium adsorbent having a large surface area prepared by the preparation method of the present invention is characterized by being easily handled, being selectively reacted with lithium ions, having a larger adsorption area, being physically and chemically stable, and being used reversibly.Type: ApplicationFiled: January 27, 2016Publication date: July 28, 2016Inventors: Kang-Sup CHUNG, Byoung-Gyu KIM, Taegong RYU, Jungho RYU, In-Su PARK, Hye-Jin HONG, Jae-chun LEE
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Patent number: 9334548Abstract: The present invention provides a method of separating and recovering iron from a waste non-ferrous slag, generated in a process for smelting of non-ferrous metals, including copper, zinc and lead, in which a reducing agent and a reaction catalyst are added to the crushed waste non-ferrous slag, and the mixture is subjected to a reduction reaction, thereby converting amorphous iron oxides, bound to alumina, calcium oxide, magnesium oxide, silica, and the like in the waste non-ferrous slag, to crystalline iron (Fe) and iron carbide (Fe2C); the resulting material is crushed to separate iron and iron carbide obtained by the reduction reaction from components such as alumina, calcium oxide, magnesium oxide, silica, and the like; the crushed material is separated into fractions by particle size; and the fractions are subjected to wet magnetic separation and dry magnetic separation to separate and recover magnetic iron concentrates from the fractions.Type: GrantFiled: October 18, 2012Date of Patent: May 10, 2016Assignee: Korea Institute of Geoscience and Mineral ResourcesInventors: Byung-Su Kim, Jae Chun Lee, Soo Bok Jeong, Doyun Shin
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Publication number: 20150354184Abstract: The present invention relates to a method for manufacturing a faucet including the steps of: preparing metallic parts and non-metallic parts, the non-metallic parts having a manifold, and cool and hot water flow path pipes; coupling the cool and hot water flow path pipes to the manifold or coupling the cool and hot water flow path pipes to flow connection members and the manifold; molding the manifold in such a manner as to inject a liquid type ABS resin into a space portion of a double injection mold and to fill the space portion with the ABS resin, so that the manifold to which the cool and hot water flow path pipes are coupled is surrounded with a body; and assembling the body in which the manifold coupled to the cool and hot water flow path pipes is accommodated to other parts constituting the faucet.Type: ApplicationFiled: May 18, 2015Publication date: December 10, 2015Inventor: Jae Chun Lee
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Patent number: 9194019Abstract: The present disclosure provides an apparatus and a method for recovery of valuable metals. The apparatus includes an electrolytic chlorine producing bath, a dissolution bath disposed at a rear side of the electrolytic chlorine producing bath to perform leaching of a valuable metal content, a gas supplier connected to the dissolution bath to supply a carrier gas, a collection bath disposed at the rear side of the dissolution bath to collect a volatile material, a separation bath separating and purifying a leaching reactant generated in the dissolution bath, and chlorine and sodium hydroxide recirculation lines connecting the electrolytic chlorine producing bath, the dissolution bath and the separation bath. The apparatus permits recovery of valuable metals according to characteristics of the valuable metal, and the chlorine and sodium hydroxide recirculation lines of the apparatus provides optimized recovery rate and efficiency, thereby realizing economic feasibility.Type: GrantFiled: June 22, 2012Date of Patent: November 24, 2015Assignee: KOREA INSTITUTE OF GEOSCIENCE AND MINERAL RESOURCESInventors: Min-Seuk Kim, Jae-Chun Lee
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Patent number: 9113586Abstract: Disclosed is a device for bonding a flexible PCB (Printed Circuit Board) to a camera module, the device according to an exemplary embodiment of the present disclosure comprising a thermo-compression unit configured to bond the camera module to the flexible PCB using an conductive film by applying heat and pressure to the conductive film between the camera module and the flexible PCB, an ultrasonic wave bonding unit configured to directly transmit ultrasonic wave vibration energy to the camera module to remove an oxide film on connection particles intrinsically formed inside the conducive film, and a controller configured to activate the ultrasonic wave bonding unit when a temperature of the conductive film rises to a predetermined temperature.Type: GrantFiled: February 22, 2013Date of Patent: August 18, 2015Assignees: LG INNOTEK CO., LTD., KAIST (KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY)Inventors: Jae Chun Lee, Kyuong-wook Paik, Yoo Sun Kim, Kiwon Lee
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Publication number: 20150155852Abstract: Provided is a filter using bulk acoustic wave resonators (BAWRs), the filter comprising two or more BAWRs connected in series or in parallel to each other, one or more LC elements being connected in series or in parallel to the respective BAWRs, thus constituting a BAWR set.Type: ApplicationFiled: June 12, 2012Publication date: June 4, 2015Applicant: Samsung Electronics Co., Ltd.Inventors: Jae Chun Lee, Duck Hwan Kim, Chul Soo Kim, Ho Soo Park, Sang Uk Son, In Sang Song, Jea Shik Shin, Moon Chul Lee, Jing Cui
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Publication number: 20150102939Abstract: A body sensor, a system including the body sensor and a method of transmitting a biosignal are provided. A wearable body sensor includes a conductive electrode configured to conduct a biosignal from a body, a main board comprising a radio frequency (RF) communication circuit to generate an RF signal based on the biosignal, and an antenna disposed on the RF communication circuit to radiate the RF signal.Type: ApplicationFiled: October 7, 2014Publication date: April 16, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Jun HONG, Won Bin HONG, Byung Hoon KO, Byung Chul KIM, Young Soo KIM, Yoon Geon KIM, Young Ju LEE, Jae Chun LEE
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Patent number: 8986519Abstract: An electrowinning apparatus and method are provided. The electrowinning apparatus includes: an electrolytic cell including a body portion which has an inlet for introducing an aqueous solution containing metal ions into the body portion and a conical portion which is gradually reduced in diameter from top to bottom and disposed under the body portion; a ring-shaped cathode coupled to an inner circumferential surface of the body portion of the electrolytic cell and having an entrance hole which extends from an outer circumferential surface of the cathode through to an inner circumferential surface of the cathode and is connected to the inlet of the electrolytic cell; and a hollow anode having an upper end disposed outside the electrolytic cell and inserted into the cathode. In the electrowinning method, a metal can be recovered from an aqueous solution containing a low concentration of metal ions using the above cyclone-shaped electrowinning apparatus.Type: GrantFiled: June 14, 2012Date of Patent: March 24, 2015Assignee: Korea Institute of Geoscience and Mineral Resources (KIGAM)Inventors: Soo-Kyung Kim, Jae-Chun Lee, Jin-Ki Jeong, Jeong-Soo Sohn, Young Min Oh