Patents by Inventor Hyeon Jun Kim
Hyeon Jun Kim 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: 11971315Abstract: Disclosed is a force sensor. More particularly, the force sensor includes a first permanent magnet layer; a magnetic tunnel junction disposed on the first permanent magnet layer and configured to have a preset resistance value; and a second permanent magnet layer disposed to be spaced apart from the magnetic tunnel junction, wherein the second permanent magnet layer moves in a direction of the first permanent magnet layer when pressure is applied from outside, the preset resistance value of the magnetic tunnel junction is changed when a magnetic field strength formed between the first permanent magnet layer and the second permanent magnet layer becomes a preset strength or more according to movement of the second permanent magnet layer, and the force sensor senses the pressure based on a change in the preset resistance value.Type: GrantFiled: July 23, 2019Date of Patent: April 30, 2024Assignee: DAEGU GYEONGBUK INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: June Seo Kim, Myoung Jae Lee, Hyeon Jun Lee
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Publication number: 20240123827Abstract: A high-voltage battery control apparatus includes a plurality of high-voltage battery controllers configured to respectively monitor states of a plurality of high-voltage batteries included in one high-voltage battery pack depending on a predetermined period for monitoring the high-voltage battery pack, wherein the high-voltage battery controllers are configured to transition state of the plurality of high-voltage battery controllers together to an end state when a high-voltage battery controller among the high-voltage battery controllers, which has completed a monitoring operation, first waits until all monitoring operations of the high-voltage battery controllers that have not yet completed monitoring operations are completed and then all the monitoring operations of the high-voltage battery controllers are completed.Type: ApplicationFiled: April 14, 2023Publication date: April 18, 2024Inventors: Geon Woo Park, Young Tae Ko, Hyeon Jun Kim, Byung Mo Kang, Jong Seo Yoon
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Publication number: 20240122070Abstract: The present invention relates to a novel polycyclic compound employed in an organic layer of an organoelectro luminescent device, wherein the organoelectro luminescent device employing the compound according to the present invention has remarkably improved luminous efficiency and a long lifespan. According to the present invention, it is possible to implement a highly efficient and long-life organoelectro luminescent device that can be effectively applied to various display devices.Type: ApplicationFiled: October 12, 2020Publication date: April 11, 2024Applicant: SFC CO., LTDInventors: Bong-ki SHIN, Sung-hoon JOO, Byung-sun YANG, Ji-hwan KIM, Hyeon-jun JO, Sung-eun CHOI
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Patent number: 11949012Abstract: A semiconductor device including: a first transistor which include a first gate stack on a substrate; and a second transistor which includes a second gate stack on the substrate, wherein the first gate stack includes a first ferroelectric material layer disposed on the substrate, a first work function layer disposed on the first ferroelectric material layer and a first upper gate electrode disposed on the first work function layer, wherein the second gate stack includes a second ferroelectric material layer disposed on the substrate, a second work function layer disposed on the second ferroelectric material layer and a second upper gate electrode disposed on the second work function layer, wherein the first work function layer includes the same material as the second work function layer, and wherein an effective work function of the first gate stack is different from an effective work function of the second gate stack.Type: GrantFiled: December 8, 2020Date of Patent: April 2, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong Ho Park, Wan Don Kim, Weon Hong Kim, Hyeon Jun Baek, Byoung Hoon Lee, Jeong Hyuk Yim, Sang Jin Hyun
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Publication number: 20240101954Abstract: The present invention relates to a Dunaliella salina OH214 strain having an improved ability to produce pigments, and in particular lutein. As it is possible to produce carotenoid pigments, specifically xanthophylls, with the Dunaliella salina OH214 strain by consuming less energy, it is possible to efficiently produce pigments at an industrial level. In addition, the Dunaliella salina OH214 strain can be applied as a raw material for foods, health functional foods, and pharmaceuticals, containing pigments. Moreover, the Dunaliella salina OH214 strain is a domestic native microalga in Korea and thus does not cause any GMO issues, it is possible to reduce costs by using seawater as a culture medium in Korea, and the effect of related industrial development can be expected.Type: ApplicationFiled: November 24, 2023Publication date: March 28, 2024Inventors: Eon Seon JIN, Hyeon Jun OH, Min Jae KIM
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Publication number: 20240101810Abstract: The present invention relates to a composition for forming a composite polymer film, a method for preparing the composition for forming a composite polymer film, a composite polymer film and a method for preparing the composite polymer film. The composition for forming a composite polymer film comprises: a fluorine-based polymer solution comprising a fluorine-based polymer; and polyvinylidene fluoride nanoparticles dispersed in the fluorine-based polymer solution. The method for preparing the composition for forming a composite polymer film comprises the steps of: preparing a fluorine-based polymer solution comprising a fluorine-based polymer; and dispersing polyvinylidene fluoride nanoparticles in the fluorine-based polymer solution. The composite polymer film comprises: a polymer matrix formed from a fluorine-based polymer; and polyvinylidene fluoride nanoparticles dispersed in the polymer matrix.Type: ApplicationFiled: September 4, 2020Publication date: March 28, 2024Applicants: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGYInventors: Eun Ho SOHN, Shin Hong YOOK, Hong Suk KANG, In Joon PARK, Sang Goo LEE, Soo Bok LEE, Won Wook SO, Hyeon Jun HEO, Dong Je HAN, Seon Woo KIM
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Patent number: 11939505Abstract: Provided are a silicon nitride film etching composition, a method of etching a silicon nitride film using the same, and a manufacturing method of a semiconductor device. Specifically, a silicon nitride film may be stably etched with a high selection ratio relative to a silicon oxide film, and when the composition is applied to an etching process at a high temperature and a semiconductor manufacturing process, not only no precipitate occurs but also anomalous growth in which the thickness of the silicon oxide film is rather increased does not occur, thereby minimizing defects and reliability reduction.Type: GrantFiled: August 30, 2021Date of Patent: March 26, 2024Assignee: ENF Technology Co., Ltd.Inventors: Dong Hyun Kim, Hyeon Woo Park, Sung Jun Hong, Myung Ho Lee, Myung Geun Song, Hoon Sik Kim, Jae Jung Ko, Myong Euy Lee, Jun Hyeok Hwang
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Patent number: 11787430Abstract: An apparatus for processing an accelerator pedal mis-operation of a driver: includes a vehicle information obtaining device that obtains vehicle information corresponding to an operation of the driver; and a processor that detects an accelerator pedal monitoring situation based on the vehicle information and determine the accelerator pedal mis-operation of the driver based on an opening degree of an accelerator pedal corresponding to the operation of the driver in the accelerator pedal monitoring situation to switch a vehicle mode to enter a safe mode.Type: GrantFiled: August 13, 2020Date of Patent: October 17, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATIONInventors: Hyeon Jun Kim, Young Chan Byun, Jin Geun Bae, Gi Bum Kim, Ki Bum La, Kyung Su Kim
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Publication number: 20230027629Abstract: A battery case for an electric vehicle includes a main body in which a loading region is partitioned off for loading a plurality of battery modules, a sidewall frame forming a sidewall edge portion of the main body and extending upwards, the sidewall frame including a curving portion to correspond with a shape of a vehicle body adopting a multi-link trailing-arm suspension structure, and a first support member and a second support member which are configured to extend from the main body in the longitudinal and transverse directions for partitioning of the loading region.Type: ApplicationFiled: July 18, 2022Publication date: January 26, 2023Applicants: HYUNDAI MOTOR COMPANY, Kia CorporationInventors: Tae Hyuck KIM, Jong Wook LEE, In Gook SON, Yun Ho KIM, Hyeon Jun KIM
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Publication number: 20230026393Abstract: A microneedle applicator is provided. A microneedle applicator according to an embodiment of the present invention comprises: a microneedle array; an operation member disposed on the upper portion of the microneedle array and operating such that a user applies an external force so as to insert a microneedle into skin; a housing for accommodating the microneedle array and the operation member; a first guide member disposed in at least one position on a lateral portion of the operation member or on a lateral portion of an interworking member of the operation member; and a second guide member which is disposed on the inner surface of the housing in a position corresponding to the first guide member so as to be engaged with the first guide member, and allows the first guide member to slide so as to prevent the microneedle array from rotating or horizontally distorting when the microneedle array uniformly vertically descends due to the external force.Type: ApplicationFiled: December 24, 2020Publication date: January 26, 2023Inventors: Hyung Il JUNG, Hui Suk YANG, Hyeon Jun KIM
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Patent number: 11499174Abstract: The present invention relates to a method of producing glutathione, wherein photosynthetic membrane vesicles and enzymes catalyzing glutathione synthesis are combined and glutamate, cysteine and glycine are used as reaction substrates. As enzymes catalyzing glutathione synthesis, ?-glutamylcysteine synthetase and glutathione synthetase may be used together, or bifunctional glutathione synthetase may be used alone. According to the conventional methods, there is a problem in that expensive adenosine triphosphate should be continuously supplied when glutathione is produced. However, according to the present invention, since photosynthetic membrane vesicles are used as a source to regenerate adenosine triphosphate, it is possible to continuously produce glutathione without additionally adding adenosine triphosphate, thereby reducing production costs of glutathione.Type: GrantFiled: June 17, 2019Date of Patent: November 15, 2022Assignee: SOGANG UNIVERSITY RESEARCH FOUNDATIONInventors: Jeong Kug Lee, Hyeon Jun Kim, Eun Kyoung Oh
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Publication number: 20220347451Abstract: A microneedle applicator is provided. A microneedle applicator according to an embodiment of the present invention comprises: a microneedle array; an operation member disposed on the upper portion of the microneedle array and operating such that a user applies an external force so as to insert a microneedle into skin; a housing for accommodating the microneedle array and the operation member; a first guide member disposed in at least one position on a lateral portion of the operation member or on a lateral portion of an interworking member of the operation member; and a second guide member which is disposed on the inner surface of the housing in a position corresponding to the first guide member so as to be engaged with the first guide member, and allows the first guide member to slide so as to prevent the microneedle array from rotating or horizontally distorting when the microneedle array uniformly vertically descends due to the external force.Type: ApplicationFiled: July 14, 2022Publication date: November 3, 2022Inventors: Hyung Il JUNG, Hui Suk YANG, Hyeon Jun KIM
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Publication number: 20220320668Abstract: A vehicle battery case apparatus includes a lower case provided with a high-voltage battery and an electric unit; an upper case coupled to an upper portion of the lower case; a module unit into which the electric unit is built and which is mounted in a front portion of the lower case; and a connector unit electrically connected to the electric unit by being installed in the module unit through the upper case in a state in which the upper case is mounted on the lower case to cover the module unit. Further, the electric unit may be a power relay assembly (PRA) arranged in a front portion of a vehicle body so as to secure an additional rear interior space, where a connector connected to the PRA has a height protruding upwardly with respect to the lower case so as to ensure stability against collisions.Type: ApplicationFiled: November 24, 2021Publication date: October 6, 2022Inventors: Hyeon Jun KIM, Hui Tae YANG, Jong Wook LEE, Beom Joo KWON, Tae Hyuck KIM
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Patent number: 11441673Abstract: An eco-friendly vehicle and a transmission hydraulic pressure control method for the same are provided. The vehicle includes an oil pump that estimates an inner temperature without using a temperature sensor. The method includes determining a driver request output and determining a required hydraulic pressure corresponding to the request output. A temperature of an oil pump unit is estimated to operate an electric oil pump to supply a hydraulic pressure to a transmission, based on the required hydraulic pressure and driving status information. An output torque is then adjusted based on the estimated temperature.Type: GrantFiled: November 26, 2019Date of Patent: September 13, 2022Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Kyung Su Kim, Hyeon Jun Kim, Yong Hyun Kim
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Patent number: 11317001Abstract: Disclosed is an anti-counterfeiting printed material including: a background part for analyzing a distribution of Cyan Magenta Yellow Black (C/M/Y/K) after performing first color separation of an original image into C/M/Y/K, and printing the original image as C/M/Y/K lines each having an included angle preset according to each distribution; and a latent image part formed in a first region of the background part, and printed with the number of C/M/Y/K lines in a ratio different from the number of C/M/Y/K lines of the background part according to each distribution by performing secondary color separation, into C/M/Y/K, of a second region spaced apart from the first region by a preset distance.Type: GrantFiled: September 19, 2019Date of Patent: April 26, 2022Assignee: KOREA MINTING, SECURITY PRINTING ID CARD OPERATING CORPInventors: Chang Jin Oh, Jong Gap Jeong, Gwang Hui Hong, Hui Seung Son, Hyeon Jun Kim
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Publication number: 20220123403Abstract: A battery pack includes a case, a longitudinal member longitudinally disposed within the case, and a plurality of battery modules, which are arranged in the case in a transverse direction of the case so as to define a plurality of rows of battery modules, wherein the longitudinal member divides an area in which the plurality of battery modules included in the plurality of rows are disposed into a first area and a second area, and a number of the battery modules included in the first area of one row among the plurality of rows is different from a number of the battery modules included in the second area in the one row.Type: ApplicationFiled: August 25, 2021Publication date: April 21, 2022Inventors: Jong Wook Lee, Tae Hyuck Kim, In Gook Son, Hyeon Jun Kim, Yun Ho Kim
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Patent number: 11305659Abstract: A cooling method can be used with an electric vehicle that comprises a vehicle charging connection unit connected to an external cable connected to a charger located outside the electric vehicle, a battery configured to be charged through the vehicle charging connection unit, and a pump configured to circulate cooling water to cool the vehicle charging connection unit. The cooling method includes determining whether an amount of cooling water is insufficient and, upon determining that the amount of cooling water is insufficient, restricting a charging rate of charging power supplied through the vehicle charging connection unit.Type: GrantFiled: November 15, 2019Date of Patent: April 19, 2022Assignees: Hyundai Motor Company, Kia Motors CornorationInventors: Kyung Su Kim, Hyeon Jun Kim, Yong Hyun Kim
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Publication number: 20210309240Abstract: An apparatus for processing an accelerator pedal mis-operation of a driver: includes a vehicle information obtaining device that obtains vehicle information corresponding to an operation of the driver; and a processor that detects an accelerator pedal monitoring situation based on the vehicle information and determine the accelerator pedal mis-operation of the driver based on an opening degree of an accelerator pedal corresponding to the operation of the driver in the accelerator pedal monitoring situation to switch a vehicle mode to enter a safe mode.Type: ApplicationFiled: August 13, 2020Publication date: October 7, 2021Inventors: Hyeon Jun KIM, Young Chan BYUN, Jin Geun BAE, Gi Bum KIM, Ki Bum LA, Kyung Su KIM
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Patent number: 11136045Abstract: A cooperative control method and apparatus for maintaining driving in response to engine clutch failure are provided. The cooperative control method includes monitoring refill temperature conditions of operating oil of an engine clutch and performing cooperative control between a radiator and an engine cooling water circulation pump based on change in temperature of the operating oil of the engine clutch. Additionally, the method includes determining whether the engine clutch is in a refill dangerous stage and turning off an engine to be turned off when the engine clutch is in the refill dangerous stage. Whether the temperature of the operating oil is mitigated is determined based on the refill temperature conditions, when the engine is turned off and oil refilling is performed when the temperature of the operating oil is not mitigated.Type: GrantFiled: June 10, 2019Date of Patent: October 5, 2021Assignees: Hyundai Motor Company, Kia Motors CorporationInventors: Yong Hyun Kim, Yeon Bok Kim, Hyeon Jun Kim, Kyung Su Kim, Sok Young Yun
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Publication number: 20210170154Abstract: The present invention relates to a perforated plate microstructure module, and more particularly, to a perforated plate microstructure module which can be used to deliver a drug into the skin.Type: ApplicationFiled: February 23, 2021Publication date: June 10, 2021Applicants: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY, JUVIC INC.Inventors: Hyung Il JUNG, Hui Suk YANG, Hyeon Jun KIM