Patents by Inventor Ju Hyun Lee
Ju Hyun 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: 20240120475Abstract: The present disclosure relates to a cathode active material for an all-solid-state battery with a controlled particle size and a method for preparing the same. In particular, the cathode active material includes lithium and a transition metal, wherein the cathode active material has a single peak in the range of 1 ?m to 10 ?m as a result of particle size distribution (PSD) analysis.Type: ApplicationFiled: May 4, 2023Publication date: April 11, 2024Inventors: Sung Woo NOH, Hong Seok MIN, Sang Heon LEE, Jeong Hyun SEO, Im Sul SEO, Chung Bum LIM, Ju Yeong SEONG, Je Sik PARK
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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: 20240107143Abstract: A display device includes a display portion including a first surface, from which light is emitted in a first direction, and a second surface opposite to the first surface, a first optical portion disposed on the first surface, and a second optical portion disposed on the first surface to be spaced apart from the first optical portion in a second direction crossing the first direction. Each of the first and second optical portions includes a multi-channel lens through which the light from the first surface passes, a first infrared light source, a first camera, and a first lens frame coupled to the multi-channel lens in the first direction to support at least a portion of the multi-channel lens. The first lens frame may include a first recess structure in which the first infrared light source is disposed and a second recess structure in which the first camera is disposed.Type: ApplicationFiled: July 20, 2023Publication date: March 28, 2024Inventors: Ji Won LEE, Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Cheon Myeong LEE, Bek Hyun LIM, Ju Hwa HA
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Publication number: 20240102611Abstract: A low profile flat bombe for Liquefied Petroleum Gas (LPG) storage and method for manufacturing the same, may include a flat bombe body including an upper plate having a plurality of first piercing holes and a pump installation hole formed therethrough, a lower plate having a plurality of second piercing holes formed therethrough at positions vertically coinciding with the plurality of first piercing holes, and side plates integrally connecting first and second side end portions of the upper and lower plates, end plates mounted at front and rear openings in the flat bombe body, and support pipes, wherein upper end portions of the support pipes are welded to internal circumferential portions of the plurality of first piercing holes and lower end portions thereof are welded to internal circumferential portions of the plurality of second piercing holes to maintain a vertical distance between the upper and lower plates.Type: ApplicationFiled: December 6, 2023Publication date: March 28, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAE HUNG PRECISION IND'L CO., LTD.Inventors: Seong Cheol Cho, Sung Won Lee, Ju Tae Song, Seung Hyun Yeo, Duk Hee Park
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Patent number: 11940837Abstract: A display that includes a display panel and a window laminated with the display panel is presented. The display panel may include: a main panel region including a first side extending in a first direction and a second side extending in a second direction crossing the first direction; a first sub-panel region that is in contact with the first side and is bent; and a second sub-panel region that is in contact with the second side and is bent. A panel corner part of the main panel region adjacent to the first sub-panel region and the second sub-panel region is rounded.Type: GrantFiled: May 29, 2019Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Seung-Hwan Cho, Jong Hyun Choi, Ju Chan Park, Joo Sun Yoon, Jong Hyuk Lee
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Patent number: 11940599Abstract: An optical imaging system includes a first lens having a convex image-side surface, a second lens having a concave object-side surface, a third lens, a fourth lens, and a fifth lens disposed sequentially from an object side. The optical imaging system satisfies 4.8<f/IMG_HT<9.0, where f is a focal length of the optical imaging system, and IMG_HT is half a diagonal length of an imaging surface of an image sensor.Type: GrantFiled: August 27, 2020Date of Patent: March 26, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Ju Hwa Son, Jong Gi Lee, Hyo Jin Hwang, Sang Hyun Jang, Yong Joo Jo
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Patent number: 11919999Abstract: Provided are a method for preparing a polyetherketoneketone and a polyetherketoneketone prepared thereby, wherein, at the time of a polymerization reaction, nitrogen gas is blown into a liquid reaction medium while stirring, thereby quickly removing hydrochloric acid, which is a by-product generated during the reaction, and preventing aggregation of resin particles, thus suppressing the generation of scales.Type: GrantFiled: November 16, 2018Date of Patent: March 5, 2024Assignee: HANWHA CHEMICAL CORPORATIONInventors: Kwang Seok Jeong, Min Sung Kim, Jae Heon Kim, Ju Young Park, Cho Hee Ahn, Byeong Hyeon Lee, Sang Hyun Cho
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Publication number: 20240072348Abstract: The battery pack includes a plurality of battery module accommodating a plurality of battery cells; a pack case in which the plurality of battery modules are stacked in a horizontal direction; and a retention bar extending along the stacking direction of the battery modules and is coupled to the pack case while pressing an upper surface of opposite sides of the stacked battery modules.Type: ApplicationFiled: October 13, 2022Publication date: February 29, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Ju Hwan SHIN, Tae Kyeong LEE, Jae Hyun LEE, Hyoung Suk LEE
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Publication number: 20240063044Abstract: A method of fabricating a semiconductor device comprises mounting a carrier substrate and a wafer on a wafer chuck of a wafer chuck apparatus, the carrier substrate and the wafer attached to each other, injecting air into an air member by selectively controlling at least one air injection pipe connected to the air member of the wafer chuck apparatus, tilting the wafer chuck to a predetermined angle in response to the air being injected into the air member, processing the wafer while the wafer chuck is tilted, determining whether to change a tilt angle of the wafer chuck or a position of the wafer, adjusting an amount of air injected into the air member according to a changed tilt angle of the wafer chuck or a changed position of the wafer, and processing the wafer after adjusting of the amount of air in the air member.Type: ApplicationFiled: May 27, 2023Publication date: February 22, 2024Inventors: Dong Hoon KWON, Ju Hyun LEE, Bo Un YOON
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Patent number: 11910659Abstract: A display device is provided. A display device includes a non-display area where no image is displayed, and a display area where images are displayed, and including a first area and a second area having different light transmittances, and a first pixel and a second pixel, wherein a transistor and an anode electrode of the first pixel are in the first area, wherein an anode electrode of the second pixel is in the second area, and a transistor of the second pixel is outside the second area, wherein the anode electrode and the transistor of the second pixel are electrically connected by a connection line, and wherein at least a part of the connection line is in at least one of the first area and the second area, and is covered by an anti-reflection layer.Type: GrantFiled: August 26, 2021Date of Patent: February 20, 2024Assignee: Samsung Display Co., Ltd.Inventors: Gyung Min Baek, Ju Hyun Lee, Tae Wook Kang, Hyun Eok Shin
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Publication number: 20240040898Abstract: A display device includes: a substrate including a first area, a second area and a third area; a first pixel electrode, a second pixel electrode and a third pixel electrode disposed in the first area, the second area and the third area, respectively, on the substrate; a sub-pixel electrode disposed on the third pixel electrode; a first emissive layer, a second emissive layer and a third emissive layer disposed on the first pixel electrode, the second pixel electrode and the sub-pixel electrode, respectively; and a common electrode disposed on entireties of the first emissive layer, the second emissive layer and the third emissive layer. The sub-pixel electrode includes an upper sub-electrode made of a transparent metal material and a lower sub-electrode having a distance-adjusting function.Type: ApplicationFiled: May 22, 2023Publication date: February 1, 2024Inventors: Ju Hyun LEE, Hyun Eok SHIN, Sung Joo KWON
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Publication number: 20230413425Abstract: A circuit board according to an embodiment includes a first insulating layer including a first region and a second region; and a first circuit pattern layer disposed on the first insulating layer; wherein the first circuit pattern layer includes a first electrode disposed on the first region of the first insulating layer and including a first opening, and wherein the first opening pass through upper and lower surfaces of the first electrode.Type: ApplicationFiled: November 19, 2021Publication date: December 21, 2023Applicant: LG INNOTEK CO., LTD.Inventors: Myung Jae KWON, Dong Sun KIM, Sang Hyuck NAM, Sung Wuk RYU, Chang Woo YOO, Ju Hyun LEE
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Patent number: 11837468Abstract: A method of manufacturing a stacked structure includes forming a first metal buffer layer including crystal grains on a base substrate, forming a second metal buffer material layer on the first metal buffer layer, and crystallizing the second metal buffer material layer to form a second metal buffer layer, wherein the second metal buffer material layer includes crystal grains, and a density of the crystal grains of the second metal buffer material layer is lower than a density of the crystal grains of the first metal buffer layer.Type: GrantFiled: September 8, 2021Date of Patent: December 5, 2023Assignees: SAMSUNG DISPLAY CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Mann Ho Cho, Kwang Sik Jeong, Hyeon Sik Kim, Hyun Eok Shin, Byung Soo So, Ju Hyun Lee
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Publication number: 20230367364Abstract: A light control film includes a first light absorbing layer, a first organic layer disposed on the first light absorbing layer, and a second light absorbing layer disposed on the first organic layer. At least one of the first light absorbing layer and the second light absorbing layer includes a first layer including a metal oxide, a second layer disposed on the first layer and including a metal, and a third layer disposed on the second layer and including a metal oxide.Type: ApplicationFiled: April 10, 2023Publication date: November 16, 2023Applicant: Samsung Display Co., LTD.Inventors: Hyun Eok SHIN, Ju Hyun LEE, Joon Yong PARK
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Patent number: 11816922Abstract: A fingerprint extraction apparatus includes a fingerprint generation module configured to generate first and second virtual fingerprint images, perform primary image processing on the first virtual fingerprint image and primary and secondary image processing on the second virtual fingerprint images, and generate virtual overlapped fingerprint images by combining the first and second virtual fingerprint images on which image processing is performed; a machine learning module configured to generate a learning model by performing machine learning using the virtual overlapped fingerprint images as input data; and a fingerprint extraction module configured to extract a fingerprint located vertically on a center of a real image by inputting the real image to a target fingerprint extraction learning model, and the primary image processing comprises image processing on a curve forming a fingerprint, and the secondary image processing comprises image processing on a location of the fingerprint in the image.Type: GrantFiled: December 31, 2019Date of Patent: November 14, 2023Assignee: Seoul National University R&DB FoundationInventors: Byoung Ho Lee, Jae Bum Cho, Dong Heon Yoo, Min Seok Chae, Ju Hyun Lee
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Patent number: 11730033Abstract: A display device includes: a substrate; a data line on the substrate; a first insulating layer on the data line; a first transistor on the first insulating layer; a second insulating layer on the first transistor; a pixel electrode on the second insulating layer, the pixel electrode being electrically connected to the first transistor; and an auxiliary data pattern on the second insulating layer as a same layer as the pixel electrode, the auxiliary data pattern being electrically connected to the data line.Type: GrantFiled: May 26, 2021Date of Patent: August 15, 2023Assignee: Samsung Display Co., Ltd.Inventors: Gyung Min Baek, Hyun Eok Shin, Ju Hyun Lee, Hong Sick Park
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Publication number: 20230253530Abstract: There are provided a display device and a method of manufacturing the display device. The display device includes: electrodes spaced apart from each other; light emitting elements disposed between the electrodes; and connection electrodes disposed on the light emitting elements. Each of the connection electrodes includes a first conductive layer and a second conductive layer disposed on the first conductive layer, and a work function of the first conductive layer is lower than a work function of the second conductive layer.Type: ApplicationFiled: November 16, 2022Publication date: August 10, 2023Applicant: Samsung Display Co., LTD.Inventors: Joon Yong PARK, Sung Joo KWON, Hyun Eok SHIN, Hyun Ah SUNG, Dong Min LEE, Ju Hyun LEE
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Publication number: 20230118211Abstract: A fingerprint extraction apparatus includes a fingerprint generation module configured to generate first and second virtual fingerprint images, perform primary image processing on the first virtual fingerprint image and primary and secondary image processing on the second virtual fingerprint images, and generate virtual overlapped fingerprint images by combining the first and second virtual fingerprint images on which image processing is performed; a machine learning module configured to generate a learning model by performing machine learning using the virtual overlapped fingerprint images as input data; and a fingerprint extraction module configured to extract a fingerprint located vertically on a center of a real image by inputting the real image to a target fingerprint extraction learning model, and the primary image processing comprises image processing on a curve forming a fingerprint, and the secondary image processing comprises image processing on a location of the fingerprint in the image.Type: ApplicationFiled: December 31, 2019Publication date: April 20, 2023Inventors: Byoung Ho LEE, Jae Bum CHO, Dong Heon YOO, Min Seok CHAE, Ju Hyun LEE
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Patent number: 11626469Abstract: A display device and a method of fabricating a display device are provided. A display device includes a substrate. The wiring layer includes a conductive metal layer and a metal compound layer of the conductive metal layer, The metal compound layer surrounds the conductive metal layer.Type: GrantFiled: February 18, 2021Date of Patent: April 11, 2023Assignee: Samsung Display Co., Ltd.Inventors: Gyung Min Baek, Hyun Eok Shin, Ju Hyun Lee
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Patent number: D989060Type: GrantFiled: December 17, 2021Date of Patent: June 13, 2023Assignees: OLOR CO., LTD.Inventors: Myung Hee Lee, Ju Hyun Lee, Seung Seok Jo