Patents by Inventor Yong Hyun Yoon
Yong Hyun Yoon 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: 20250107280Abstract: A light emitting device includes a substrate; a pattern of a plurality of protrusions protruding from the substrate; a first semiconductor layer provided on the substrate; an active layer provided on the first semiconductor layer; and a second semiconductor layer provided on the active layer, in which each of the protrusions includes a first layer formed integrally with the substrate and protruding from an upper surface of the base substrate; and a second layer provided on the first layer and formed of a material different from that of the first layer.Type: ApplicationFiled: December 5, 2024Publication date: March 27, 2025Inventors: Dae Hong MIN, Jun Ho YOON, Woo Cheol GWAK, Jin Woo HUH, Yong Hyun BAEK
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Publication number: 20250081851Abstract: A thermal image sensor and a method of manufacturing the same. The thermal image sensor includes: a substrate; a row electrode and a column electrode on the substrate; a multi-layer stack including an absorption layer and a temperature sensor; supporting arms that extend from diagonal corners of the multi-layer stack and that are spaced apart from both sides of the multi-layer stack, wherein the supporting arms have a concave-convex shape including a plurality of concave portions and a plurality of convex portions; and legs protruding from the row electrode and the column electrode, wherein the legs are connected to extended ends of the supporting arms to allow the multi-layer stack to float above the substrate.Type: ApplicationFiled: December 6, 2023Publication date: March 6, 2025Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Choong Ho RHEE, Jae Chul PARK, Byong Gwon SONG, Jang Woo YOU, Yong Seop YOON, Du Hyun LEE
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Patent number: 12244037Abstract: An electrode assembly manufacturing method includes the steps of: assembling an electrode stack; performing a primary heat press operation on the electrode stack; then performing a pre-heating operation on the electrode stack; and then performing a secondary heat press operation on the electrode stack. The pre-heating operation may include applying heat and pressure to the electrode stack for a time period from 10 seconds to 40 seconds under a pressure condition from 0.5 MPa to 2 MPa and under a temperature condition from 50° C. to 85° C. The pressure condition applied in the pre-heating operation may include applying a lower pressure than that applied in the primary and secondary heat press operations. The primary heat press operation may include engaging the electrode stack with a gripper to secure a position of the electrode stack, which gripper may be disengaged from the electrode stack before performing the pre-heating operation.Type: GrantFiled: July 8, 2022Date of Patent: March 4, 2025Assignee: LG Energy Solution, Ltd.Inventors: Se Hyun Yoon, Beomsu Kim, Yong Nam Kim, Heeyong Kim, Dong Hyeuk Park, Dong Myung Kim, Jae Han Jung
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Patent number: 12244038Abstract: An electrode assembly includes a plurality of electrodes arranged in a stack along a stacking axis with a respective separator portion of an elongated separator sheet positioned between and winding around each of the electrodes in the stack along a serpentine path. The plurality of electrodes include a top electrode positioned at a top of the stack along the stacking axis, and the plurality of electrodes include a bottom electrode positioned at a bottom of the stack. The separator portions in the stack include a top separator portion abutting the top electrode and a bottom separator portion abutting the bottom electrode. The bottom electrode may have a thickness along the stacking axis that is from 80% to 120% of a thickness of the top electrode along the stacking axis. Moreover, a maximum thickness of each of the electrodes in the stack may be less than 8.3 mm.Type: GrantFiled: July 8, 2022Date of Patent: March 4, 2025Assignee: LG Energy Solution, Ltd.Inventors: Se Hyun Yoon, Beomsu Kim, Yong Nam Kim, Heeyong Kim, Dong Hyeuk Park, Dong Myung Kim, Jae Han Jung
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Publication number: 20250070163Abstract: A positive electrode includes a current collector, a first positive electrode active material layer, and a second positive electrode active material layer. The first positive electrode active material layer is formed on the current collector and the second positive electrode active material layer is formed on the first positive electrode active material layer. The first and second positive electrode active material layers each include lithium iron phosphate, a fluorine-based binder, a rubber-based binder, and a conductive material. The rubber-based binder includes a first hydrogenated nitrile butadiene rubber and a second hydrogenated nitrile butadiene rubber A ratio (P2/P1) of the weight P2 of fluorine contained in the second positive electrode active material layer to the weight P1 of fluorine contained in the first positive electrode active material layer is 1 or less.Type: ApplicationFiled: October 26, 2023Publication date: February 27, 2025Applicant: LG Energy Solution, Ltd.Inventors: Dong Hyun Kim, Houng Sik Yoo, Jong Won Lee, Ji Hee Yoon, Gui Eum Yang, Sang Hoon Choy, Hyeon Choi, O Jong Kwon, Yong Hee Kang
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Publication number: 20250062494Abstract: An electrode assembly includes a plurality of electrodes arranged in a stack along a stacking axis with a respective separator portion of an elongated separator sheet positioned between and winding around each of the electrodes in the stack along a serpentine path. The plurality of electrodes include a top electrode positioned at a top of the stack along the stacking axis, and the plurality of electrodes include a bottom electrode positioned at a bottom of the stack. The separator portions in the stack include a top separator portion abutting the top electrode and a bottom separator portion abutting the bottom electrode. The bottom electrode may have a thickness along the stacking axis that is from 80% to 120% of a thickness of the top electrode along the stacking axis. Moreover, a maximum thickness of each of the electrodes in the stack may be less than 8.3 mm.Type: ApplicationFiled: November 1, 2024Publication date: February 20, 2025Applicant: LG Energy Solution, Ltd.Inventors: Se Hyun Yoon, Beomsu Kim, Yong Nam Kim, Heeyong Kim, Dong Hyeuk Park, Dong Myung Kim, Jae Han Jung
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Publication number: 20250062493Abstract: An electrode assembly manufacturing method includes the steps of: assembling an electrode stack; performing a primary heat press operation on the electrode stack while engaging the electrode stack with a gripper; and then performing a secondary heat press operation on the electrode stack while the gripper is disengaged from the electrode stack. The secondary heat press operation may include applying heat and pressure to the electrode stack for a time period from 5 seconds to 60 seconds under a temperature condition from 50° C. to 90° C. and under a pressure condition from 1 Mpa to 6 Mpa. The step of assembling the electrode stack may include alternately stacking first and second electrodes on an elongated separator sheet, and sequentially folding the separator sheet over a previously-stacked one of the electrodes before a subsequent electrode is stacked. An apparatus for performing the manufacturing method is also disclosed.Type: ApplicationFiled: October 31, 2024Publication date: February 20, 2025Applicant: LG Energy Solution, Ltd.Inventors: Se Hyun Yoon, Beomsu Kim, Yong Nam Kim, Heeyong Kim, Dong Hyeuk Park, Dong Myung Kim, Jae Han Jung
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Patent number: 12222159Abstract: An apparatus for treating a substrate includes a body having an inner space in which the substrate is dried by a drying fluid in a supercritical state, a fluid supply unit that supplies the drying fluid into the inner space, a fluid exhaust unit that releases the drying fluid from the inner space, and a controller. The controller controls the fluid supply unit and the fluid exhaust unit to perform a pressure-raising step of raising pressure in the inner space to a set pressure and a flow step of generating a flow of the drying gas in the inner space by releasing, by the fluid exhaust unit, the drying fluid from the inner space while the fluid supply unit supplies the drying fluid into the inner space.Type: GrantFiled: August 23, 2021Date of Patent: February 11, 2025Assignee: SEMES CO., LTD.Inventors: Do Hyeon Yoon, Yong Hyun Choi, Eui Sang Lim, Jun Young Choi
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Patent number: 12218380Abstract: An electrode assembly manufacturing method includes the steps of: assembling an electrode stack; performing a primary heat press operation on the electrode stack while engaging the electrode stack with a gripper; and then performing a secondary heat press operation on the electrode stack while the gripper is disengaged from the electrode stack. The secondary heat press operation may include applying heat and pressure to the electrode stack for a time period from 5 seconds to 60 seconds under a temperature condition from 50° C. to 90° C. and under a pressure condition from 1 Mpa to 6 Mpa. The step of assembling the electrode stack may include alternately stacking first and second electrodes on an elongated separator sheet, and sequentially folding the separator sheet over a previously-stacked one of the electrodes before a subsequent electrode is stacked. An apparatus for performing the manufacturing method is also disclosed.Type: GrantFiled: July 8, 2022Date of Patent: February 4, 2025Assignee: LG Energy Solution, Ltd.Inventors: Se Hyun Yoon, Beomsu Kim, Yong Nam Kim, Heeyong Kim, Dong Hyeuk Park, Dong Myung Kim, Jae Han Jung
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Patent number: 12216599Abstract: Provided are a Peripheral Component Interconnect Express (PCIe) device and a method of operating the same. The PCIe device may include a performance analyzer, a delay time information generato and a command fetcher. The performance analyzer may measure throughputs of a plurality of functions, and generate throughput analysis information indicating a comparison result between the throughputs of the plurality of functions and throughput limits corresponding to the plurality of functions. The delay time information generator may generate a delay time for delaying a command fetch operation for each of the plurality of functions based on the throughput analysis information. The command fetcher may fetch a target command from a host based on a delay time of a function corresponding to the target command.Type: GrantFiled: January 3, 2022Date of Patent: February 4, 2025Assignee: SK hynix Inc.Inventors: Yong Tae Jeon, Ji Woon Yang, Sang Hyun Yoon, Se Hyeon Han
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Patent number: 11755386Abstract: Computerized systems and methods for managing API information. An exemplary method includes receiving an input from a user device associated with a first computer system, the input not including identity of a second computer system. The method includes determining a target API based on the input, the target API being the second computer system's API. The method also includes determining whether a user of the user device has access to the target API. The method includes retrieving documentation of the target API from an API database if it is determined that the user has access to the target API. The method includes providing the user device with the retrieved documentation.Type: GrantFiled: February 12, 2021Date of Patent: September 12, 2023Assignee: Coupang Corp.Inventors: Young Jin Park, Yong Hyun Yoon, Won Suk Yang
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Publication number: 20210240549Abstract: Computerized systems and methods for managing API information. An exemplary method includes receiving an input from a user device associated with a first computer system, the input not including identity of a second computer system. The method includes determining a target API based on the input, the target API being the second computer system's API. The method also includes determining whether a user of the user device has access to the target API. The method includes retrieving documentation of the target API from an API database if it is determined that the user has access to the target API. The method includes providing the user device with the retrieved documentation.Type: ApplicationFiled: February 12, 2021Publication date: August 5, 2021Applicant: Coupang Corp.Inventors: Young Jin Park, Yong Hyun Yoon, Won Suk Yang
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Patent number: 10956233Abstract: Computerized systems and methods for managing API information. An exemplary method includes receiving an input from a user device associated with a first computer system, the input not including identity of a second computer system. The method includes determining a target API based on the input, the target API being the second computer system's API. The method also includes determining whether a user of the user device has access to the target API. The method includes retrieving documentation of the target API from an API database if it is determined that the user has access to the target API. The method includes providing the user device with the retrieved documentation.Type: GrantFiled: September 24, 2019Date of Patent: March 23, 2021Assignee: Coupang Corp.Inventors: Young Jin Park, Yong Hyun Yoon, Won Suk Yang
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Publication number: 20200293384Abstract: Computerized systems and methods for managing API information. An exemplary method includes receiving an input from a user device associated with a first computer system, the input not including identity of a second computer system. The method includes determining a target API based on the input, the target API being the second computer system's API. The method also includes determining whether a user of the user device has access to the target API. The method includes retrieving documentation of the target API from an API database if it is determined that the user has access to the target API. The method includes providing the user device with the retrieved documentation.Type: ApplicationFiled: September 24, 2019Publication date: September 17, 2020Applicant: Coupang, Corp.Inventors: Young Jin Park, Yong Hyun Yoon, Won Suk Yang
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Patent number: 10467062Abstract: Computerized systems and methods for managing API information. An exemplary method includes receiving an input from a user device associated with a first computer system, the input not including identity of a second computer system. The method includes determining a target API based on the input, the target API being the second computer system's API. The method also includes determining whether a user of the user device has access to the target API. The method includes retrieving documentation of the target API from an API database if it is determined that the user has access to the target API. The method includes providing the user device with the retrieved documentation.Type: GrantFiled: March 11, 2019Date of Patent: November 5, 2019Assignee: Coupang, Corp.Inventors: Young Jin Park, Yong Hyun Yoon, Won Suk Yang