Patents by Inventor Ji-Su Park
Ji-Su 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: 20230237019Abstract: Provided are a terminal and method for storing and parsing log data. The method includes collecting log data on the basis of a file path of the log data, storing metadata including the file path and log data paired with the metadata in a database (DB), classifying the log data on the basis of the metadata, acquiring type information of a parser related to the log data, and parsing the log data through the parser having the type information.Type: ApplicationFiled: January 17, 2023Publication date: July 27, 2023Applicant: S2W Inc.Inventors: Ji Su Park, Seung Hyeon Lee, Hye Mi Kim
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Publication number: 20230208246Abstract: Provided is a heat exchanger to perform heat exchange with a predetermined apparatus, the heat exchanger including a heat exchange channel construction configured to form a heat exchange area for heat exchange with the apparatus and to perform heat exchange through a flow of a heat transfer medium. The heat exchange channel construction includes a plurality of heat exchange channels each in a spiral shape, and the heat exchange channel construction includes an independent channel heat exchange area in which one of a first heat exchange channel and a second heat exchange channel included in the plurality of heat exchange channels independently performs heat exchange in a structure that includes at least one of a single channel structure and a branch channel structure and an interlocked heat exchange area in which the first heat exchange channel and the second heat exchange channel perform heat exchange through interlocking.Type: ApplicationFiled: May 27, 2021Publication date: June 29, 2023Inventors: Bum Yong PARK, Ji Su PARK
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Patent number: 11656154Abstract: A method of matching a wheel and a tire includes steps of: measuring inner runout and outer runout of a wheel; extracting and setting a primary component of a measurement waveform of the inner runout as an inner runout waveform and extracting and setting a primary component of a measurement waveform of the outer runout as an outer runout waveform; comparing an inner minimum value that is a minimum value of the inner runout waveform and an outer minimum value that is the minimum value of the outer runout waveform with a predetermined runout reference value; and determining an assembly reference position of the wheel based on the inner minimum value or the outer minimum value or based on a resultant waveform of the inner runout waveform and the outer runout waveform, depending on a result of the comparing step.Type: GrantFiled: September 13, 2021Date of Patent: May 23, 2023Assignees: Hyundai Motor Company, Kia Corporation, Foundation for Research and Business, Seoul National University of Science and TechnologyInventors: Young Sam Yoon, Ji Su Park, Ki Ho Yum, Sung Dae Kim, Kyu Ho Sim
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Publication number: 20220316987Abstract: A method of matching a wheel and a tire includes steps of: measuring inner runout and outer runout of a wheel; extracting and setting a primary component of a measurement waveform of the inner runout as an inner runout waveform and extracting and setting a primary component of a measurement waveform of the outer runout as an outer runout waveform; comparing an inner minimum value that is a minimum value of the inner runout waveform and an outer minimum value that is the minimum value of the outer runout waveform with a predetermined runout reference value; and determining an assembly reference position of the wheel based on the inner minimum value or the outer minimum value or based on a resultant waveform of the inner runout waveform and the outer runout waveform, depending on a result of the comparing step.Type: ApplicationFiled: September 13, 2021Publication date: October 6, 2022Inventors: Young Sam Yoon, Ji Su Park, Ki Ho Yum, Sung Dae Kim, Kyu Ho Sim
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Patent number: 11137701Abstract: A fusing apparatus for an image forming apparatus includes a fusing belt having a sidewall that faces the fusing bel, a guide member, disposed on the sidewall and having a lower portion disposed above a lower portion of the bushing, and a ring member, disposed between the guide member and the fusing belt. The ring member can be deflected toward the sidewall in a gap which is provided below the lower portion of the guide member and between the ring member and the sidewall.Type: GrantFiled: September 25, 2020Date of Patent: October 5, 2021Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Sun-hyung Lee, Sung-woo Kang, Ji-su Park, Sea-chul Bae, Gil-jae You, Seung-jun Lee, Young-hoon Han
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Patent number: 11021455Abstract: The present invention relates to a novel brominated furanone derivative, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient, wherein the novel brominated furanone derivative or a pharmaceutically acceptable 5 salt thereof according to the present invention exhibits a quorum sensing inhibitory activity of bacteria and also can effectively inhibit the formation of biofilm of bacteria, and thus can be used as a pharmaceutical composition containing the same as an active ingredient, thereby having an effect of being useful, 10 for example, for periodontal diseases such as gingivitis and periodontitis, oral diseases, and the like.Type: GrantFiled: June 13, 2017Date of Patent: June 1, 2021Assignee: Seoul National University R&DB FoundationInventors: Byeong Moon Kim, Bong Kyu Choi, Jae Hyun Sim, Eun Ju Ryu, Ji Su Park, Il Hak Bae
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Publication number: 20210011398Abstract: A fusing apparatus for an image forming apparatus includes a fusing belt having a sidewall that faces the fusing bel, a guide member, disposed on the sidewall and having a lower portion disposed above a lower portion of the bushing, and a ring member, disposed between the guide member and the fusing belt. The ring member can be deflected toward the sidewall in a gap which is provided below the lower portion of the guide member and between the ring member and the sidewall.Type: ApplicationFiled: September 25, 2020Publication date: January 14, 2021Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Sun-hyung LEE, Sung-woo KANG, Ji-su PARK, Sea-chul BAE, Gil-jae YOU, Seung-jun LEE, Young-hoon HAN
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Patent number: 10831135Abstract: A fusing apparatus for an image forming apparatus includes a rotatable fusing belt, a bushing to guide the rotation of the fusing belt, a ring member provided between the bushing and the fusing belt, and a guide member, provided on an upper portion of a sidewall of the bushing that faces the fusing belt to support an upper portion of the ring member. A gap is provided between a lower portion of the guide member and a lower portion of the sidewall to allow deflection of a lower portion of the ring member toward the sidewall.Type: GrantFiled: December 10, 2019Date of Patent: November 10, 2020Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Sun-hyung Lee, Sung-woo Kang, Ji-su Park, Sea-chul Bae, Gil-jae You, Seung-jun Lee, Young-hoon Han
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Patent number: 10656578Abstract: A fixing device comprising a fixing belt, a rotating member to be in engagement with an outer circumferential surface of the fixing belt, to form a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt.Type: GrantFiled: April 26, 2019Date of Patent: May 19, 2020Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong Jin Seol, Jun Tae Kim
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Publication number: 20200117123Abstract: A fusing apparatus for an image forming apparatus includes a rotatable fusing belt, a bushing to guide the rotation of the fusing belt, a ring member provided between the bushing and the fusing belt, and a guide member, provided on an upper portion of a sidewall of the bushing that faces the fusing belt to support an upper portion of the ring member. A gap is provided between a lower portion of the guide member and a lower portion of the sidewall to allow deflection of a lower portion of the ring member toward the sidewall.Type: ApplicationFiled: December 10, 2019Publication date: April 16, 2020Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Suh-hyung LEE, Sung-woo KANG, Ji-su PARK, Sea-chul BAE, Gil-jae YOU, Seung-jun LEE, Young-hoon HAN
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Patent number: 10551775Abstract: A fusing apparatus for an image forming apparatus includes a fusing belt which rotates, a bushing guiding the fusing belt, a ring member rotatably coupled to the bushing and in contact with the fusing belt so as to rotate together with the fusing belt, and a sliding guide member, provided between the ring member and the sidewall of the bushing and at least partially disposed above a central axis of the fusing belt. The sliding guide member slidably supports the ring member and protrudes from the sidewall of the bushing such that a continuous gap is provided from a bottom of the sliding guide member to a bottom of the sidewall of the bushing.Type: GrantFiled: September 21, 2018Date of Patent: February 4, 2020Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.Inventors: Sun-hyung Lee, Sung-woo Kang, Ji-su Park, Sea-chul Bae, Gil-jae You, Seung-jun Lee, Young-hoon Han
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Publication number: 20190345126Abstract: The present invention relates to a novel brominated furanone derivative, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient, wherein the novel brominated furanone derivative or a pharmaceutically acceptable 5 salt thereof according to the present invention exhibits a quorum sensing inhibitory activity of bacteria and also can effectively inhibit the formation of biofilm of bacteria, and thus can be used as a pharmaceutical composition containing the same as an active ingredient, thereby having an effect of being useful, 10 for example, for periodontal diseases such as gingivitis and periodontitis, oral diseases, and the like.Type: ApplicationFiled: June 13, 2017Publication date: November 14, 2019Applicant: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATIONInventors: Byeong Moon Kim, Bong Kyu Choi, Jae Hyun Sim, Eun Ju Ryu, Ji Su Park, Il Hak Bae
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Publication number: 20190250544Abstract: A fixing device comprising a fixing belt, a rotating member to be in engagement with an outer circumferential surface of the fixing belt, to form a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt.Type: ApplicationFiled: April 26, 2019Publication date: August 15, 2019Applicant: HP Printing Korea, Co., Ltd.Inventors: Ji Su PARK, Soo Hwan BAE, Dong Woo LEE, Dong Jin SEOL, Jun Tae KIM
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Patent number: 10317826Abstract: A fixing device comprising a fixing belt, a rotating member arranged to be in engagement with an outer circumferential surface of the fixing belt, a nip forming member to press the fixing belt, to form a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt and to rotate together with the fixing belt.Type: GrantFiled: March 12, 2018Date of Patent: June 11, 2019Assignee: HP PRINTING KOREA, CO., LTD.Inventors: Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong Jin Seol, Jun Tae Kim
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Publication number: 20190025737Abstract: A fusing apparatus for an image forming apparatus includes a fusing belt which rotates, a bushing guiding the fusing belt, a ring member rotatably coupled to the bushing and in contact with the fusing belt so as to rotate together with the fusing belt, and a sliding guide member, provided between the ring member and the sidewall of the bushing and at least partially disposed above a central axis of the fusing belt. The sliding guide member slidably supports the ring member and protrudes from the sidewall of the bushing such that a continuous gap is provided from a bottom of the sliding guide member to a bottom of the sidewall of the bushing.Type: ApplicationFiled: September 21, 2018Publication date: January 24, 2019Applicant: S-PRINTING SOLUTION CO., LTD.Inventors: Sun-hyung LEE, Sung-woo Kang, Ji-su Park, Sea-chul Bae, Gil-jae You, Seung-jun Lee, Young-hoon Han
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Patent number: 10120310Abstract: A fusing apparatus and an image forming apparatus includes: a fusing belt; a pressing roller pressed to the fusing belt to form a nib part and rotating the fusing belt; a bushing guiding an edge of the fusing belt; and a ring member rotatably coupled to the bushing and in contact with the edge of the fusing belt that rotates to rotate together with the fusing belt, wherein a first frictional force generated between the edge of the fusing belt and the ring member is larger than a second frictional force generated between the bushing and the ring member.Type: GrantFiled: July 11, 2017Date of Patent: November 6, 2018Assignee: S-PRINTING SOLUTION CO., LTD.Inventors: Sun-hyung Lee, Sung-woo Kang, Ji-su Park, Sea-chul Bae, Gil-jae You, Seung-jun Lee, Young-hoon Han
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Publication number: 20180284668Abstract: A fusing apparatus and an image forming apparatus includes: a fusing belt; a pressing roller pressed to the fusing belt to form a nib part and rotating the fusing belt; a bushing guiding an edge of the fusing belt; and a ring member rotatably coupled to the bushing and in contact with the edge of the fusing belt that rotates to rotate together with the fusing belt, wherein a first frictional force generated between the edge of the fusing belt and the ring member is larger than a second frictional force generated between the bushing and the ring member.Type: ApplicationFiled: July 11, 2017Publication date: October 4, 2018Applicant: S-Printing Solution Co., Ltd.Inventors: Sun-hyung LEE, Sung-woo KANG, Ji-su PARK, Sea-chul BAE, Gil-jae YOU, Seung-jun LEE, Young-hoon HAN
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Publication number: 20180203387Abstract: A fixing device comprising a fixing belt, a rotating member arranged to be in engagement with an outer circumferential surface of the fixing belt, a nip forming member to press the fixing belt, to form a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt and to rotate together with the fixing belt.Type: ApplicationFiled: March 12, 2018Publication date: July 19, 2018Applicant: S-PRINTING SOLUTION CO., LTDInventors: Ji Su PARK, Soo Hwan BAE, Dong Woo LEE, Dong Jin SEOL, Jun Tae KIM
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Patent number: 9952540Abstract: A fixing device including fixing belt, a heat source to heat the fixing belt, a rotating member in engagement with an outer circumferential surface of the fixing belt, a nip forming member to pressurize the fixing belt, thereby forming a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt and rotated together with the fixing belt. A rotation center of each of the sliding members is on an upstream side compared to a rotation center of the rotating member along a feeding direction of a printing medium, and a shortest distance between a tangential line of an outer circumferential surface of each of the sliding members and the rotation center of the rotating member is equal to or greater than a shortest distance between the fixing nip and the rotation center of the rotating member.Type: GrantFiled: July 9, 2014Date of Patent: April 24, 2018Assignee: S-PRINTING SOLUTION CO., LTD.Inventors: Ji Su Park, Soo Hwan Bae, Dong Woo Lee, Dong Jin Seol, Jun Tae Kim
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Publication number: 20160320729Abstract: A fixing device including fixing belt, a heat source to heat the fixing belt, a rotating member in engagement with an outer circumferential surface of the fixing belt, a nip forming member to pressurize the fixing belt, thereby forming a fixing nip between the fixing belt and the rotating member, and sliding members on both ends of the fixing belt and rotated together with the fixing belt. A rotation center of each of the sliding members is on an upstream side compared to a rotation center of the rotating member along a feeding direction of a printing medium, and a shortest distance between a tangential line of an outer circumferential surface of each of the sliding members and the rotation center of the rotating member is equal to or greater than a shortest distance between the fixing nip and the rotation center of the rotating member.Type: ApplicationFiled: July 9, 2014Publication date: November 3, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ji Su PARK, Soo Hwan BAE, Dong Woo LEE, Dong Jin SEOL, Jun Tae KIM