Patents by Inventor Jung Hun Kim
Jung Hun 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: 11952687Abstract: The present disclosure provides a method for producing a cell-culturing polyvinyl alcohol-based nanofiber structure, the method comprising: electrospinning an electrospun solution to form a nanofiber mat, wherein the electrospun solution contains polyvinyl alcohol (PVA), polyacrylic acid (PA) and glutaraldehyde (GA); crosslinking the nanofiber mat via a hydrochloric acid (HCl) vapor treatment; and treating the crosslinked nanofiber mat with dimethylformamide (DMF) solvent to crystallize the nanofiber mat.Type: GrantFiled: January 12, 2017Date of Patent: April 9, 2024Assignee: NANOFAENTECH CO., LTD.Inventors: Jong Young Kwak, Jung Min Kim, Yeo Jin Park, Dan Bi Park, Qasaim Muhammad, Young Hun Jeong
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Publication number: 20240109858Abstract: The present invention relates to a compound capable of lowering the flammability of a non-aqueous electrolyte when included in the non-aqueous electrolyte and improving the life properties of a battery by forming an electrode-electrolyte interface which is stable at high temperatures and low in resistance, and relates to a compound represented by Formula I descried herein, a non-aqueous electrolyte solution and a lithium secondary battery both including the compound, n, m, Ak, and X are described herein.Type: ApplicationFiled: March 23, 2022Publication date: April 4, 2024Applicants: LG Chem, Ltd., LG Energy Solution, Ltd.Inventors: Jung Keun Kim, Su Jeong Kim, Mi Sook Lee, Won Kyun Lee, Duk Hun Jang, Jeong Ae Yoon, Kyoung Hoon Kim, Chul Haeng Lee, Mi Yeon Oh, Kil Sun Lee, Jung Min Lee, Esder Kang, Chan Woo Noh, Chul Eun Yeom
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Publication number: 20240102859Abstract: The disclosure relates to an ultrathin micro-spectrometer and a method of manufacturing the same, and more particularly, relates to an ultrathin micro-spectrometer including: a lens portion including: a convex lens; and a back-reflection grating layer which is formed on a rear surface of the convex lens and on the same surface of which a reflective diffraction grating and a first planar reflector are arranged; a substrate layer which is disposed to be spaced apart from the lens portion and on which a light incidence microslit is formed; a second planar reflector which is formed on the substrate layer; and a complementary metal-oxide-semiconductor (CMOS) sensor on which light reflected by the lens portion is focused, and a method of manufacturing the same.Type: ApplicationFiled: September 7, 2022Publication date: March 28, 2024Inventors: Ki Hun Jeong, Jung Woo Park, Jae Hun Jeon, Gi Beom Kim
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Patent number: 11929451Abstract: A semiconductor light emitting device includes a light emitting structure having a first conductivity-type semiconductor layer, an active layer and a second conductivity-type semiconductor layer, a transparent electrode layer on the second conductivity-type semiconductor layer and spaced apart from an edge of the second conductivity-type semiconductor layer, a first insulating layer on the light emitting structure to cover the transparent electrode layer and including a plurality of holes connected to the transparent electrode layer, and a reflective electrode layer on the first insulating layer and connected to the transparent electrode layer through the plurality of holes.Type: GrantFiled: April 9, 2021Date of Patent: March 12, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: JuHeon Yoon, Jung Hwan Kil, Tae Hun Kim, Hwa Ryong Song, Jae In Sim
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Publication number: 20240076242Abstract: A multilayer ceramic capacitor includes: a ceramic body in which dielectric layers and first and second internal electrodes are alternately stacked; and first and second external electrodes formed on an outer surface of the ceramic body and electrically connected to the first and second internal electrodes, respectively. In a microstructure of the dielectric layer, dielectric grains are divided by a dielectric grain size into sections each having an interval of 50 nm, respectively, a fraction of the dielectric grains in each of the sections within a range of 50 nm to 450 nm is within a range of 0.025 to 0.20, and a thickness of the dielectric layer is 0.8 ?m or less.Type: ApplicationFiled: November 6, 2023Publication date: March 7, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Seok Hyun YOON, Jung Deok PARK, Chan Hee NAM, Dong Hun KIM
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Publication number: 20240069310Abstract: A lens includes a lens unit; an intermediate layer configured to cover a surface portion of the lens unit; and a water-repellent layer, configured to cover a surface portion of the intermediate layer, including a base layer and an ultraviolet (UV) absorber disposed in the base layer.Type: ApplicationFiled: March 16, 2023Publication date: February 29, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Tae Kyung LEE, Byung Ju KIM, Jung Ho LEE, Na Yi KANG, Joung Hun KIM, Jae Goon AUM
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Patent number: 11911733Abstract: A hair dye dispenser according to an embodiment of the present invention includes a housing having an opening hole formed on one side of which a hair dye is provided, a plurality of cartridges disposed inside the housing and accommodating at least one dyeing material, a main body in which the plurality of cartridges are rotatably disposed, a main motor for rotating the main body so that a first cartridge of the plurality of cartridges is located adjacent to the opening hole, a discharge module for discharging the dyeing material contained in the first cartridge, and an accommodating body in which a basket accommodating the dyeing material discharged by the discharge module is placed, wherein the discharge module may include an elevating body that pressurizes the first cartridge when moving up and is separated from the first cartridge when moving down.Type: GrantFiled: October 24, 2019Date of Patent: February 27, 2024Assignee: LG FAROUK CO.Inventors: Kyung Sik Jang, Jeong Ho Lee, Jung Yong Lee, Seong Lok Hwang, Sang Min Lee, Joong Hun Kim
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Patent number: 11876465Abstract: A motor driving apparatus includes: an inverter that includes at least one switching element and that is configured to output alternating current power to a motor, a vibration sensor configured to detect vibrations, and a controller (i) comprising a compensation signal generator that is configured to, based on an output value of the vibration sensor, generate a compensation signal and (ii) configured to generate a control signal for controlling the inverter.Type: GrantFiled: December 14, 2021Date of Patent: January 16, 2024Assignee: LG Electronics Inc.Inventors: In Woo Han, Sun Cheol Bae, Jung Hun Kim
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Publication number: 20230400245Abstract: The present invention relates to a refrigerator door having a vacuum insulation assembly and a method for manufacturing the same, including a first door body and a second door body coupled to each other to form the exterior of the door. A heat insulating space is formed between the first door body and the second door body, and the vacuum insulation assembly is installed in the heat insulating space. A sealed vacuum chamber is formed inside the vacuum insulation assembly, and the edge of the vacuum insulation assembly can be surrounded by a foam filled part. As such, the vacuum insulation assembly is installed inside the refrigerator door, and the vacuum insulation assembly has high insulation performance, and thus can replace the existing foam filled part, and therefore, the thickness of the refrigerator door can be reduced.Type: ApplicationFiled: November 1, 2021Publication date: December 14, 2023Applicant: LG ELECTRONICS INC.Inventors: JOONG HAN SON, JUNG HUN KIM, JUNG IL SHIN
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Publication number: 20230311778Abstract: A damper for a glove box includes a cylinder, a piston movably disposed in the cylinder, and a valve movably disposed in an accommodation portion of the piston. The piston includes a piston body in which an orifice is formed and a rod formed to protrude from the piston body and in which the accommodation portion is disposed. The valve includes a valve body, a pin formed to protrude from the valve body to have an end portion thereof disposed in the orifice, and a leg formed to protrude from the valve body. The valve is configured to move due to movement of the piston in a direction opposite to a movement direction of the piston to have the leg come into contact with the piston body.Type: ApplicationFiled: July 11, 2022Publication date: October 5, 2023Applicants: HYUNDAI MOBIS CO., LTD., NIFCO KOREA INC.Inventors: Yong Gon MOON, Hak Young KIM, Jung Hun KIM
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Patent number: 11746344Abstract: A method for producing isoprene includes culturing E. coli, which has isoprene productivity and in which a gene encoding a recA protein is attenuated or deleted, in a medium containing a carbon source. Therefore, a great amount of isoprene may be produced within a short period of time, and thereby considerably decreasing isoprene production unit costs.Type: GrantFiled: January 26, 2017Date of Patent: September 5, 2023Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITYInventors: Seon Won Kim, Jung Hun Kim, Myeong Seok Cha, Hui Jeong Jang
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Publication number: 20230203219Abstract: Provided is a method of manufacturing an ethylene vinyl alcohol copolymer, the method including: introducing a monomer including ethylene and vinyl acetate, and a first solvent into a reactor to manufacture an ethylene vinyl acetate copolymer through polymerization; recovering unreacted ethylene after the polymerization; recovering unreacted vinyl acetate after the polymerization; introducing a second solvent different from the first solvent to manufacture an ethylene vinyl alcohol copolymer from the ethylene vinyl acetate copolymer through transesterification; and separating the second solvent-derived acetate produced from the transesterification by the method described herein.Type: ApplicationFiled: December 23, 2022Publication date: June 29, 2023Inventors: Jung Hun KIM, Min Su KO, Sang Joon OH, Seok Kyoo SEO, Kwang In KIM, In Hwa HONG
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Publication number: 20230072716Abstract: The present disclosure relates to cerium oxide abrasive particles and a polishing slurry composition, and more particularly, to cerium oxide abrasive particles comprising: an element cerium; and a modifier and satisfying the agglomeration ratios calculated from the relational expressions of the primary particle sizes and the secondary particle sizes, and a polishing slurry composition comprising the same.Type: ApplicationFiled: August 29, 2022Publication date: March 9, 2023Applicant: KCTECH CO., LTD.Inventors: Jung Hun KIM, Jeong Gyu LEE, Hyo Jun JANG
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Patent number: 11594577Abstract: A color filter is disposed on a substrate. An organic photodiode is disposed on the color filter. The organic photodiode includes an electrode insulating layer having a recess region on the substrate, a first electrode on the color filter, the first electrode filling the recess region of the electrode insulating layer, a second electrode on the first electrode, and an organic photoelectric conversion layer interposed between the first electrode and the second electrode. The first electrode includes a seam extending at a first angle from a side surface of the recess region of the electrode insulating layer.Type: GrantFiled: November 5, 2021Date of Patent: February 28, 2023Inventors: Gwi-Deok Ryan Lee, Jung Hun Kim, Chang Hwa Kim, Sang Su Park, Sang Hoon Uhm, Beom Suk Lee, Tae Yon Lee, Dong Mo Im
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Publication number: 20220190763Abstract: A motor driving apparatus includes: an inverter that includes at least one switching element and that is configured to output alternating current power to a motor, a vibration sensor configured to detect vibrations, and a controller (i) comprising a compensation signal generator that is configured to, based on an output value of the vibration sensor, generate a compensation signal and (ii) configured to generate a control signal for controlling the inverter.Type: ApplicationFiled: December 14, 2021Publication date: June 16, 2022Inventors: In Woo HAN, Sun Cheol BAE, Jung Hun KIM
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Patent number: 11345647Abstract: The present disclosure relates to a process for producing 1,1,2-trichloroethane. According to the present disclosure, a process for producing 1,1,2-trichloroethane with a simplified equipment and a high reaction yield is provided.Type: GrantFiled: September 11, 2018Date of Patent: May 31, 2022Assignee: HANWHA SOLUTIONS CORPORATIONInventors: Dong Wook Lim, Shin Beom Lee, Jung Hun Kim
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Patent number: 11347451Abstract: An image forming device and an operating method of an image forming device are provided. The operating method includes receiving first authentication information of a first user with respect to the image forming device, authenticating the first authentication information of the first user, based on reference account information of a plurality of users, the reference account information being stored in a storage based on a blockchain that distributes and manages a ledger in which user account information including authentication information and authority information of a user with respect to a certain image forming device has been recorded, when the authentication of the first user is completed, receiving a request to perform a first image forming job, and evaluating first authority information indicating an authority range of the first user, based on the reference account information of the plurality of users, and performing the first image forming job within the authority range of the first user.Type: GrantFiled: July 8, 2019Date of Patent: May 31, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Sejong Kim, Jung-Hun Kim, Sangmi Kim, Hyun-woo Yoo
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Publication number: 20220135928Abstract: Disclosed are a method and a device for determining an operating condition of a bioreactor. Each of the method and the device receives N experimental data sets, models the bioreactor using the N experimental data sets to construct a bioreactor model, and determines an optimal operation condition based on an operation scheme of the bioreactor, using the constructed bioreactor model.Type: ApplicationFiled: January 14, 2020Publication date: May 5, 2022Applicants: CJ CHEILJEDANG CORPORATION, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Dae Shik KIM, Seong Eun BANG, Jong Hwan SHIN, Il Chul KIM, Seon Mi PARK, Jong Min LEE, Jae Han BAE, Hye Ji LEE, Jung Hun KIM
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Patent number: 11310395Abstract: An example image forming apparatus includes a communication device to receive print data, a print engine to form an image, a memory to store information on a saturation that allows to recognition of a predetermined hue for each user, and a processor to identify a user corresponding to the received print data, and control the print engine to print the received print data based on saturation information of the identified user.Type: GrantFiled: August 12, 2019Date of Patent: April 19, 2022Assignee: Hewlett-Packard Development Company, L.P.Inventors: Jung-Hun Kim, Sangmi Kim, Sejong Kim, Hyein Lee
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Method and apparatus for supporting discontinuous reception operation in mobile communication system
Patent number: RE49879Abstract: A method and an apparatus for supporting a discontinuous reception (DRX) operation in a Node B in a mobile communication system are provided. The method includes defining a second System Frame Number (SFN) where one cycle of a first SFN corresponds to one bit, transmitting information on the second SFN to a User Equipment (UE), determining a second SFN which is used to transmit a paging signal to the UE, determining a first SFN which is used to transmit the paging signal in the determined second SFN, and transmitting the paging signal to the UE at the determined first SFN.Type: GrantFiled: November 7, 2019Date of Patent: March 19, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Bum Kim, Sung-Ho Choi, Soeng-Hun Kim, Kyeong-In Jeong, Jung-Soo Jung, Chae-Gwon Lim