Patents by Inventor Jun Won Park
Jun Won 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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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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Publication number: 20240154131Abstract: Provided is a catalyst layer for fuel cell having improved heat-dissipating performance and durability. The catalyst layer for fuel cell according to the present invention is a catalyst layer for fuel cell comprising a first composite and a second composite, wherein the first composite includes: a supporting material, a catalyst including metal particles supported on the supporting material, and a first ionomer coated on the surface of the catalyst; the second composite includes a heat-dissipating material and a second ionomer, the second ionomer is not coated on the surface of the catalyst, and the first ionomer and the second ionomer are identical with or different from each other.Type: ApplicationFiled: February 15, 2022Publication date: May 9, 2024Inventors: Jung Ho KIM, Jun Young KIM, Kah Young SONG, Nak Won KONG, Ju Sung LEE, Kyoung Sik NAM, Chan Mi PARK
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Publication number: 20240129211Abstract: An apparatus for predicting a traffic speed and a method thereof are provided. The apparatus includes an input device that receives traffic speed sequences of a plurality of links and a controller that detects a spatio-temporal relationship between traffic speeds of the plurality of links and predicts a future traffic speed of a target link based on the spatio-temporal relationship between the traffic speeds of the plurality of links.Type: ApplicationFiled: March 6, 2023Publication date: April 18, 2024Inventors: Nam Hyuk Kim, Tae Heon Kim, Sung Hwan Park, Sang Wook Kim, Jun Ho Song, Ji Won Son, Dong Hyuk Seo
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Patent number: 11961445Abstract: A data processing circuit according to an embodiment may include a reception circuit configured to receive image data including grayscale values associated with pixels disposed in a display panel. The data processing circuit may include a compensation circuit configured to calculate a final compensation value by multiplying a representative compensation value of each area and a global gain, and to produce converted image data. The data processing circuit may include a memory storing a representative compensation value associated with a grayscale value of each area of the display panel, and may include a transmission circuit configured to transmit the converted image data to a data driving circuit.Type: GrantFiled: November 29, 2021Date of Patent: April 16, 2024Assignee: LX SEMICON CO., LTD.Inventors: Jun Young Park, Do Yeon Kim, Min Ji Lee, Gang Won Lee, Young Kyun Kim, Ji Won Lee
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Publication number: 20240091730Abstract: The present invention relates to the stabilization of an effective ingredient by using a mineral material. In the present invention, the effective ingredient can be stably supported using the mineral material, and a microcapsule obtained by the manufacturing method according to the present invention, when discharged to nature, causes no environmental problems due to encapsulation ingredients thereof being the same as soil ingredients, and thus can avoid micro-plastic issues.Type: ApplicationFiled: December 28, 2021Publication date: March 21, 2024Applicants: LG HOUSEHOLD & HEALTH CARE LTD., IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Jun Seok YEOM, Eun Chul CHO, Ji Won LIM, Hyo Jin BONG, Seon A JEONG, No Jin PARK, Woo Sun SHIM
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Publication number: 20240079456Abstract: A method of manufacturing a semiconductor device includes: forming a trench in an insulating interlayer by etching the insulating interlayer; forming a conductive layer on bottom, side, and upper surfaces of the insulating interlayer where the trench is formed, using a first deposition process, the conductive layer on the bottom surface of the trench being thicker than the conductive layer on the side surface of the trench; forming a sacrificial layer in the trench covering the conductive layer formed on the bottom surface of the trench using a second deposition process different from the first deposition process; selectively removing the conductive layer formed on the upper surface of the insulating interlayer and formed on the side surface of the trench left exposed through the sacrificial layer; and selectively removing the sacrificial layer, to form a conductive line using the conductive layer remaining on the bottom surface of the trench.Type: ApplicationFiled: January 10, 2023Publication date: March 7, 2024Applicant: SK hynix Inc.Inventors: Jae Man YOON, Jun Ki KIM, Tae Kyun KIM, Jung Woo PARK, Jae Won HA
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Patent number: 11923426Abstract: A semiconductor device capable of improving a device performance and a reliability is provided. The semiconductor device comprising a gate structure including a gate electrode on a substrate, a source/drain pattern on a side face of the gate electrode, on the substrate and, a source/drain contact connected to the source/drain pattern, on the source/drain pattern, a gate contact connected to the gate electrode, on the gate electrode, and a wiring structure connected to the source/drain contact and the gate contact, on the source/drain contact and the gate contact, wherein the wiring structure includes a first via plug, a second via plug, and a wiring line connected to the first via plug and the second via plug, the first via plug has a single conductive film structure, and the second via plug includes a lower via filling film, and an upper via filling film on the lower via filling film.Type: GrantFiled: July 6, 2021Date of Patent: March 5, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Ji Won Kang, Tae-Yeol Kim, Jeong Ik Kim, Rak Hwan Kim, Jun Ki Park, Chung Hwan Shin
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Publication number: 20240071278Abstract: A display apparatus having a mura compensation function includes a mura memory in which compensation data corresponding to coefficient values of a mura compensation equation is stored; and a mura compensation circuit configured to perform mura compensations on display data by using the mura compensation equation to which the compensation data has been applied, wherein the coefficient values are set so that the mura compensation equation has been fit to have a curve that satisfies known difference values of selected gray levels, a first estimation difference value of a first estimation gray level higher than the selected gray levels, and a second estimation difference value of a second estimation gray level lower than the selected gray levels, and wherein the compensation data comprises the coefficient values of the mura compensation equation in which all of the known difference values of the selected gray levels, the first estimation difference value, and the second estimation difference value have a differenType: ApplicationFiled: October 25, 2023Publication date: February 29, 2024Applicant: LX SEMICON CO., LTD.Inventors: Jun Young PARK, Min Ji LEE, Gang Won LEE, Young Kyun KIM, Ji Won LEE, Jung Hyun KIM, Suk Ju KANG, Sung In CHO
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Publication number: 20230181129Abstract: The present disclosure relates to an auxiliary apparatus used to capture an image of teeth of a patient, and more particularly, to a support block that enables an image of teeth of the patient to be captured in a state where a natural dentition is maintained, and an imaging apparatus including the same. According to the dental support block of the present disclosure and the imaging apparatus including the same, imaging can be performed by reflecting a patient's normal occlusal state, thereby accurately checking and diagnosing a condition of teeth, dentition, and the like and treating accordingly.Type: ApplicationFiled: September 3, 2018Publication date: June 15, 2023Inventors: Young Hyon PARK, Hyun Jin CHOI, Jun Young PARK, Jun Won PARK
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Publication number: 20220409425Abstract: An oral appliance allows the mandible to move forward, without putting strain on the temporomandibular joint and surrounding muscles, so that the oral appliance may be worn for a long time during sleep, thereby improving snoring. In addition, the oral appliance allows the tongue to move forward together with the mandible so that the tongue is naturally placed in the anterior region of the palate to induce conversion of mouth breathing to nasal breathing, thereby improving both snoring and sleep apnea.Type: ApplicationFiled: June 29, 2021Publication date: December 29, 2022Inventors: Young Hyon PARK, Jun Hyuk PARK, Jun Young PARK, Jun Won PARK
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Patent number: 10912670Abstract: The present invention relates to an oral appliance, and more specifically, to an oral appliance enabling comfortable oral motor exercises while being effectively fastened to teeth by applying differing degrees of fastening to teeth to its incisor part and molar part. In the oral appliance and method for manufacturing the same according to the present invention, different degrees of fastening are applied to the incisor part and the molar part, thereby minimizing the user's inconvenience that arises when the user moves mouth while keeping the oral appliance stably fastened to the teeth.Type: GrantFiled: December 14, 2017Date of Patent: February 9, 2021Inventors: Young Hyon Park, Hyun Jin Choi, Jun Young Park, Jun Won Park
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Publication number: 20190175387Abstract: The present invention relates to an oral appliance, and more specifically, to an oral appliance enabling comfortable oral motor exercises while being effectively fastened to teeth by applying differing degrees of fastening to teeth to its incisor part and molar part. In the oral appliance and method for manufacturing the same according to the present invention, different degrees of fastening are applied to the incisor part and the molar part, thereby minimizing the user's inconvenience that arises when the user moves mouth while keeping the oral appliance stably fastened to the teeth.Type: ApplicationFiled: December 14, 2017Publication date: June 13, 2019Inventors: Young Hyon Park, Hyun Jin Choi, Jun Young Park, Jun Won Park
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Publication number: 20190125573Abstract: The present invention relates to an oral appliance, and more specifically, to an oral appliance that may remain fastened to the teeth for a long time by co-using a fastening portion and an assistant fastening portion on the molars. According to the present invention, the oral appliance co-uses a first fastening portion that provides a fastening by friction against the molars and a second fastening portion that provides a fastening by a fastening protrusion to remain fastened to the user's teeth although the frictional fastening force weakens over time. The second fastening portion may be configured of a circular protrusion, subjecting the oral appliance to a tiny movement even when worn, and increasing convenience.Type: ApplicationFiled: December 12, 2017Publication date: May 2, 2019Inventors: Young Hyon PARK, Hyun Jin Choi, Jun Young Park, Jun Won Park
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Publication number: 20170304107Abstract: An oral appliance fixed to lower jaw teeth comprises a body having a shape corresponding to a teeth arrangement, a lower teeth recess formed in a lower portion of the body to allow lower jaw teeth to be inserted therein, an upper teeth recess formed in an upper portion of the body to allow upper jaw teeth to be inserted therein and allowing the lower jaw to move backward by a predetermined distance, and an upper teeth guide part formed to extend from the body to face a side of the upper jaw teeth. The lower teeth recess further comprises a lower molar fixing recess formed to strongly engage with at least a portion of left and right molars of the lower jaw teeth by frictional force, and a lower incisor recess formed to allow other lower jaw teeth except the left and right molars to position therein.Type: ApplicationFiled: October 24, 2016Publication date: October 26, 2017Inventors: Hyun Jin CHOI, Young Hyon PARK, Jun Young PARK, Jun Won PARK
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Patent number: 9683987Abstract: Provided is a gastric cancer cell line derived from a mouse deficient in E-cadherin and p53, and a use thereof. The E-cadherin- and p53-deficient, murine-derived gastric cancer cell line of the present invention was confirmed to have histopathological characteristics similar to those of human gastric cancer, have an epithelial mesenchymal transition (EMT) phenotype and an activated ?-catenin pathway, and promote cancer growth in vivo due to potential of carcinogenesis, and thus the gastric cancer cell line of the present invention can be effectively used for the evaluation of the activity of new anticancer drugs and the development of metastasis inhibitors.Type: GrantFiled: January 29, 2016Date of Patent: June 20, 2017Assignee: National Cancer CenterInventors: Hark Kyun Kim, Jun Won Park
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Publication number: 20160223523Abstract: Provided is a gastric cancer cell line derived from a mouse deficient in E-cadherin and p53, and a use thereof. The E-cadherin- and p53-deficient, murine-derived gastric cancer cell line of the present invention was confirmed to have histopathological characteristics similar to those of human gastric cancer, have an epithelial mesenchymal transition (EMT) phenotype and an activated ?-catenin pathway, and promote cancer growth in vivo due to potential of carcinogenesis, and thus the gastric cancer cell line of the present invention can be effectively used for the evaluation of the activity of new anticancer drugs and the development of metastasis inhibitors.Type: ApplicationFiled: January 29, 2016Publication date: August 4, 2016Inventors: Hark Kyun Kim, Jun Won Park
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Patent number: 7970441Abstract: In a battery locking unit of a mobile terminal capable of increasing space usability of a terminal body and simplifying battery detachment operation by installing a battery locking unit on a cover, the locking unit consists of a battery installed at the rear of a terminal body; a cover attached/detached to/from the rear of the rear body by a sliding method and protecting the battery; and a locking unit installed at a certain side of the cover, locking the cover to the terminal body by restricting the sliding movement of the cover and releasing the locking of the cover by a pressing operation of a user.Type: GrantFiled: June 12, 2008Date of Patent: June 28, 2011Assignee: LG Electronics Inc.Inventor: Jun-Won Park
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Publication number: 20080242368Abstract: In a battery locking unit of a mobile terminal capable of increasing space usability of a terminal body and simplifying battery detachment operation by installing a battery locking unit on a cover, the locking unit consists of a battery installed at the rear of a terminal body; a cover attached/detached to/from the rear of the rear body by a sliding method and protecting the battery; and a locking unit installed at a certain side of the cover, locking the cover to the terminal body by restricting the sliding movement of the cover and releasing the locking of the cover by a pressing operation of a user.Type: ApplicationFiled: June 12, 2008Publication date: October 2, 2008Inventor: Jun-Won Park
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Patent number: 7403802Abstract: In a battery locking unit of a mobile terminal capable of increasing space usability of a terminal body and simplifying battery detachment operation by installing a battery locking unit on a cover, the locking unit consists of a battery installed at the rear of a terminal body; a cover attached/detached to/from the rear of the rear body by a sliding method and protecting the battery; and a locking unit installed at a certain side of the cover, locking the cover to the terminal body by restricting the sliding movement of the cover and releasing the locking of the cover by a pressing operation of a user.Type: GrantFiled: April 9, 2003Date of Patent: July 22, 2008Assignee: LG Electronics Inc.Inventor: Jun-Won Park
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Patent number: 7346366Abstract: Mobile phone including a main body for fitting various operative components, a battery pack detachably fitted to the main body for supplying power, and a hook device at a side of the battery pack for decoupling the battery pack from the main body by pushing the hook device, thereby permitting an easy decoupling of the battery pack.Type: GrantFiled: July 1, 2002Date of Patent: March 18, 2008Assignee: LG Electronics, Inc.Inventor: Jun Won Park