Patents by Inventor Chul Young PARK
Chul Young PARK 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: 20240174795Abstract: Provided are a biodegradable aliphatic-aromatic polyester copolymer having excellent hydrolysis resistance and high viscosity which has a carboxyl end group (CEG) content of 15 mg KOH/g or less, a ratio (Mz/Mn) of a z-average molecular weight (Mz) to a number average molecular weight (Mn) of 3 to 15, and a melt index (MI) of 5 g/10 min or less as measured under conditions of a temperature of 190° C. and a load of 2.16 kg in accordance with ASTM D 1238. A method of preparing a biodegradable aliphatic-aromatic polyester copolymer is provided, including adding a chain extender and an anti-hydrolysis agent to an aliphatic-aromatic polyester pre-copolymer over time, whereby a significant viscosity rise and improvement of hydrolysis resistance may be implemented simultaneously.Type: ApplicationFiled: August 11, 2023Publication date: May 30, 2024Inventors: Do Young Kim, Hyun Sik Yang, Yu Hyun Kim, Ki Yup Kim, Joo Hyun Nam, Chul Soon Moon, Ji Hae Park, Sung Won Lee, Jun Haeng Lee, Ho Seung Lee
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Patent number: 11987667Abstract: Provided are a biodegradable aliphatic-aromatic polyester copolymer having excellent hydrolysis resistance and high viscosity which has a carboxyl end group (CEG) content of 15 mg KOH/g or less, a ratio (Mz/Mn) of a z-average molecular weight (Mz) to a number average molecular weight (Mn) of 3 to 15, and a melt index (MI) of 5 g/10 min or less as measured under conditions of a temperature of 190° C. and a load of 2.16 kg in accordance with ASTM D 1238. A method of preparing a biodegradable aliphatic-aromatic polyester copolymer is provided, including adding a chain extender and an anti-hydrolysis agent to an aliphatic-aromatic polyester pre-copolymer over time, whereby a significant viscosity rise and improvement of hydrolysis resistance may be implemented simultaneously.Type: GrantFiled: August 11, 2023Date of Patent: May 21, 2024Assignees: SK Innovation Co., Ltd., SK Geo Centric Co., Ltd.Inventors: Do Young Kim, Hyun Sik Yang, Yu Hyun Kim, Ki Yup Kim, Joo Hyun Nam, Chul Soon Moon, Ji Hae Park, Sung Won Lee, Jun Haeng Lee, Ho Seung Lee
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Patent number: 11975076Abstract: The present invention relates to antibody-drug conjugates (ADCs) wherein a plurality of active agents are conjugated to an antibody through at least one branched linker. The branched linker may comprise a branching unit, and two active agents are coupled to the branching unit through a secondary linker and the branching unit is coupled to the antibody by a primary linker. The active agents may be the same or different. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g., 2-4 branched linkers, which may each be coupled to a different C-terminal cysteine of a heavy or light chain of the antibody. The branched linker may comprise one active agent coupled to the branching unit by a first branch and a second branch that comprises a polyethylene glycol moiety coupled to the branching unit. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g.Type: GrantFiled: November 12, 2021Date of Patent: May 7, 2024Assignee: LegoChem Biosciences, Inc.Inventors: Yong Zu Kim, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Yun Hee Park, Hyo Jung Choi, Kyung Eun Park, Hyoungrae Kim, Jinyeong Kim, Ji Young Min, Sung Min Kim, Byung Soo Lee, Dong Hyun Woo, Ji Eun Jung, Su In Lee
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Patent number: 11969397Abstract: The present invention relates to a composition for preventing or treating transplantation rejection or a transplantation rejection disease, comprising a novel compound and a calcineurin inhibitor. A co-administration of the present invention 1) reduces the activity of pathogenic Th1 cells or Th17 cells, 2) increases the activity of Treg cells, 3) has an inhibitory effect against side effects, such as tissue damage, occurring in the sole administration thereof, 4) inhibits various pathogenic pathways, 5) inhibits the cell death of inflammatory cells, and 6) increases the activity of mitochondria, in an in vivo or in vitro allogenic model, a transplantation rejection disease model, a skin transplantation model, and a liver-transplanted patient, and thus inhibits transplantation rejection along with mitigating side effects possibly occurring in the administration of a conventional immunosuppressant alone.Type: GrantFiled: November 7, 2019Date of Patent: April 30, 2024Assignee: THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Mi-La Cho, Dong-Yun Shin, Jong-Young Choi, Chul-Woo Yang, Sung-Hwan Park, Seon-Yeong Lee, Min-Jung Park, Joo-Yeon Jhun, Se-Young Kim, Hyeon-Beom Seo, Jae-Yoon Ryu, Keun-Hyung Cho
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Publication number: 20240131178Abstract: The present disclosure relates to a novel antibody-drug conjugate (ADC) targeting claudin 18 isoform 2 (CLDN18.2), an active metabolite of the ADC, a method of producing the ADC, use of the ADC for the treatment and/or prevention of diseases, and use of the ADC for producing a drug for the treatment and/or prevention of diseases, more specifically hyperproliferative and/or angiogenic diseases, for example, cancer, and more particularly, to an antibody-drug conjugate including a novel antibody or antigen-binding fragment thereof that binds to CLDN18.2, and a pharmaceutical composition including the same.Type: ApplicationFiled: March 30, 2022Publication date: April 25, 2024Applicants: LEGOCHEM BIOSCIENCES, INC., NONA BIOSCIENCES (SUZHOU) CO., LTD.Inventors: Chang Sik PARK, Ho Young SONG, Tae Ik JANG, Chul-Woong CHUNG, Ming-jin JHENG
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Patent number: 11961223Abstract: An apparatus for predicting performance of a wheel in a vehicle: includes a learning device that generates a latent space for a plurality of two-dimensional (2D) wheel images based on a convolutional autoencoder (CAE), extracts a predetermined number of the plurality of 2D wheel images from the latent space, and learns a dataset having the plurality of 2D wheel images and performance values corresponding to the plurality of 2D wheel images; and a controller that predicts performance for the plurality of 2D wheel images based on a performance prediction model obtained by the learning device.Type: GrantFiled: April 20, 2021Date of Patent: April 16, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SOOKMYUNG WOMEN'S UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Jong Ho Park, Chang Gon Kim, Chul Woo Jung, Sang Min Lee, Min Kyoo Kang, Ji Un Lee, Kwang Hyeon Hwang, Nam Woo Kang, So Young Yoo, Seong Sin Kim, Sung Hee Lee
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Patent number: 11935835Abstract: A semiconductor device and a method of manufacturing a semiconductor device, the device including gate structures on a substrate; source/drain layers on portions of the substrate that are adjacent the gate structures, respectively; first contact plugs contacting upper surfaces of the source/drain layers, respectively; a second contact plug contacting one of the gate structures, a sidewall of the second contact plug being covered by an insulating spacer; and a third contact plug commonly contacting an upper surface of at least one of the gate structures and at least one of the first contact plugs, at least a portion of a sidewall of the third contact plug not being covered by an insulating spacer.Type: GrantFiled: December 14, 2020Date of Patent: March 19, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Hyo-Jin Kim, Chang-Hwa Kim, Hwi-Chan Jun, Chul-Hong Park, Jae-Seok Yang, Kwan-Young Chun
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Publication number: 20240085662Abstract: An actuator for driving a reflector includes a movement frame including a reflector configured to reflect or refract light to a lens and a first magnet, a first support frame configured to provide a space of the movement frame to move, a first drive coil configured to generate an electromagnetic force in the first magnet to rotationally move the movement frame in a first direction based on the first support frame, a first rotation guide between the movement frame and the first support frame and having an arc shape so that the movement frame rotates in the first direction, and a first ball inside the first rotation guide, in which a center of curvature of the first rotation guide corresponds to a center of rotation of the reflector.Type: ApplicationFiled: November 21, 2023Publication date: March 14, 2024Applicant: JAHWA ELECTRONICS CO., LTD.Inventors: Chul Soon PARK, In Soo KANG, Je Seung YEON, Soo Young YOON, Jaeseon LEE, Hyeonik CHO
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Patent number: 11929384Abstract: An image sensor may include a first photo-sensing device on a semiconductor substrate and configured to sense light of a first wavelength spectrum, and second and third photo-sensing devices integrated in the semiconductor substrate and configured to sense light of a second and third wavelength spectrum, respectively. The first photo-sensing device may overlap each of the second and third photo-sensing devices in a thickness direction of the semiconductor substrate. The second and third photo-sensing devices do not overlap in the thickness direction and each have an upper surface, a lower surface, and a doped region therebetween. The third photo-sensing device includes an upper surface deeper further from the upper surface of the semiconductor substrate than the upper surface of the second photo-sensing device and a doped region thicker than the doped region of the second photo-sensing device. The image sensor may omit the first photo-sensing device.Type: GrantFiled: March 20, 2023Date of Patent: March 12, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Kyung Bae Park, Yong Wan Jin, Sung Young Yun, Sung Jun Park, Feifei Fang, Chul Joon Heo
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Patent number: 11054352Abstract: Methods of using micro-specimens for testing an additive manufactured material or a part made from the additive manufactured material. The methods include testing small and large test specimens taken from an additive manufactured part and from a blank constructed from the additive manufactured material. Correction factors based on the test specimens are calculated and applied to a calculated material property of the additive manufactured material.Type: GrantFiled: May 16, 2019Date of Patent: July 6, 2021Assignee: THE BOEING COMPANYInventors: Stefanie Anita Meier, Rogie I. Rodriguez, Chul Young Park, Troy Allan Haworth
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Publication number: 20200363303Abstract: Methods of using micro-specimens for testing an additive manufactured material or a part made from the additive manufactured material. The methods include testing small and large test specimens taken from an additive manufactured part and from a blank constructed from the additive manufactured material. Correction factors based on the test specimens are calculated and applied to a calculated material property of the additive manufactured material.Type: ApplicationFiled: May 16, 2019Publication date: November 19, 2020Inventors: Stefanie Anita Meier, Rogie I. Rodriguez, Chul Young Park, Troy Allan Haworth
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Publication number: 20190303782Abstract: A system for evaluating a measure of appropriateness of additive manufacturing (AM) to manufacture a vehicle part of a vehicle is provided. The system includes a plurality of data source importers to import a plurality of datasets from a plurality of data sources to a data collection system with a composite dataset including data of the plurality of datasets. The system also includes a dataset manager system (DMS) to manage the data collection system. The system further includes a client application coupled to the DMS. The client application receives a user request for the measure of appropriateness of AM to manufacture the vehicle part of the vehicle during a lifecycle of the vehicle. In response to the user request, the client application produces the measure of appropriateness using an evaluation of a plurality of assessments on the data retrieved from the composite dataset.Type: ApplicationFiled: March 30, 2018Publication date: October 3, 2019Applicant: THE BOEING COMPANYInventors: Gail L. Bohnhoff-Hlavacek, Brent Louis Hadley, Patrick Jan Eames, Robert James Martin, Joseph Frank Floyd, Chul Young Park
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Patent number: 10388605Abstract: A semiconductor device may include a first pattern. The semiconductor device may include a second pattern intersecting with the first pattern and including an intersection region with the first pattern and a non-intersection region.Type: GrantFiled: April 30, 2018Date of Patent: August 20, 2019Assignee: SK hynix Inc.Inventors: Tae Kyung Kim, Chul Young Park, Hyoung Soon Yune
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Publication number: 20180247894Abstract: A semiconductor device may include a first pattern. The semiconductor device may include a second pattern intersecting with the first pattern and including an intersection region with the first pattern and a non-intersection region.Type: ApplicationFiled: April 30, 2018Publication date: August 30, 2018Applicant: SK hynix Inc.Inventors: Tae Kyung KIM, Chul Young PARK, Hyoung Soon YUNE
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Patent number: 9984972Abstract: A semiconductor device may include a first pattern. The semiconductor device may include a second pattern intersecting with the first pattern and including an intersection region with the first pattern and a non-intersection region.Type: GrantFiled: January 10, 2017Date of Patent: May 29, 2018Assignee: SK hynix Inc.Inventors: Tae Kyung Kim, Chul Young Park, Hyoung Soon Yune
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Publication number: 20180012840Abstract: A semiconductor device may include a first pattern. The semiconductor device may include a second pattern intersecting with the first pattern and including an intersection region with the first pattern and a non-intersection region.Type: ApplicationFiled: January 10, 2017Publication date: January 11, 2018Inventors: Tae Kyung KIM, Chul Young PARK, Hyoung Soon YUNE