Patents by Inventor Jong Tae Seo
Jong Tae Seo 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: 20240081924Abstract: A vascular intervention robot having a line-contact roller mechanism is provided. The vascular intervention robot having a line-contact roller mechanism comprises: a roller module for translating a medical wire; and a rotation module for axially rotating the medical wire by rotating the roller module. The roller module can comprise: a translational motor providing a translational driving force for translating the medical wire; at least one drive roller receiving a translational driving force from the translational motor, arrayed in the length direction of the medical wire, and rolling-contacted with the lower part of the medical wire; and a guide roller provided in a number corresponding to the drive roller, arrayed above the drive roller and in the length direction of the medical wire, shifted to one side in the length direction of the medical wire with respect to the drive roller, and rolling-contacted with the upper part of the medical wire.Type: ApplicationFiled: January 19, 2022Publication date: March 14, 2024Inventors: Jong Tae SEO, Hwan Taek RYU
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Publication number: 20210142919Abstract: A secondary shutdown system for a nuclear reactor using melting seal includes a guide pipe located inside the nuclear reactor, a storage container communicating with the guide pipe and storing a neutron absorber therein, a sealing member provided in the storage container and configured to close an outlet of the storage container so that the neutron absorber stored in the storage container is not moved, and a hot wire configured to supply heat to the sealing member, wherein the sealing member is melted by the heat supplied by the hot wire to open the storage container and move the neutron absorber to the guide pipe.Type: ApplicationFiled: November 2, 2020Publication date: May 13, 2021Inventors: Gee Seok KIM, Chang Kyu CHUNG, Jong Tae SEO, Byung Jin LEE, Jin Seok PARK
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Patent number: 11000344Abstract: A medical stand may include a first link, a second link parallel to the first link, a third link connected between one end of the first link and one end of the second link, a fourth link parallel to the third link and connected between the other end of the first link and the other end of the second link, a mounting arm extending from the other end of the first link, a variable balancing arm connected to at least one of the second link or the third link, a counterweight provided at a distal end of the variable balancing arm, a detector detecting a displacement of at least one of the first link, the second link, the third link, or the fourth link, and a controller generating the control signal to adjust the center-of-gravity position of the variable balancing arm in accordance with the displacement detected by the detector.Type: GrantFiled: March 12, 2019Date of Patent: May 11, 2021Assignees: KOH YOUNG TECHNOLOGY INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Jong Tae Seo, Byung Ju Yi, Jae Hong Woo
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Patent number: 10473878Abstract: The present invention relates to a stand equipped with a counterbalance unit, i.e., a stand consisting of links, joints, a front link, and a counterbalance unit. Therefore, even when various medical apparatuses including such as a microscope, etc. are used, a stable counterbalance can be maintained and the degree of freedom of movements of the medical apparatus can be easily adjusted according to the purpose of users.Type: GrantFiled: May 23, 2014Date of Patent: November 12, 2019Assignees: KOHYOUNG TECHNOLOGY INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Byung-Ju Yi, Jong-Tae Seo
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Patent number: 10353165Abstract: A stand includes first to fourth links, first to fourth joints, a front link, first to fifth extension links, and first to fourth extension joints. The first to fourth links are arranged in a parallelogram configuration, wherein the first and third links are arranged on opposite sides and the second and fourth joints are arranged in a diagonal direction. The front link extends from the first link. The first extension link is rotatably connected to the second joint. The second extension link is rotatably connected to the first extension joint. The third extension link is rotatably connected to the second extension joint. The fourth extension link is arranged between the third extension joint and the fourth extension joint. The fifth extension link is arranged between the first joint and the second extension joint. The first, fourth, and fifth extension links are in parallel with one another.Type: GrantFiled: June 27, 2017Date of Patent: July 16, 2019Assignees: KOH YOUNG TECHNOLOGY INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Byung-Ju Yi, Jong-Tae Seo
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Publication number: 20190209264Abstract: A medical stand may include a first link, a second link parallel to the first link, a third link connected between one end of the first link and one end of the second link, a fourth link parallel to the third link and connected between the other end of the first link and the other end of the second link, a mounting arm extending from the other end of the first link, a variable balancing arm connected to at least one of the second link or the third link, a counterweight provided at a distal end of the variable balancing arm, a detector detecting a displacement of at least one of the first link, the second link, the third link, or the fourth link, and a controller generating the control signal to adjust the center-of-gravity position of the variable balancing arm in accordance with the displacement detected by the detector.Type: ApplicationFiled: March 12, 2019Publication date: July 11, 2019Applicants: KOH YOUNG TECHNOLOGY INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Jong Tae SEO, Byung Ju YI, Jae Hong WOO
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Patent number: 9873791Abstract: A long carbon fiber reinforced thermoplastic resin composition for foam injection and a molded article manufactured using the same are provided. More particularly, the thermoplastic resin composition and the manufactured molded article may be capable of improving component assembly and stability by minimizing deformation after foam injection molding. Such composition and molded article can be utilized as a component for a vehicle structure such as a panoramic sunroof frame. Also provided herein is a low-density polyamide-6 polymer comprising a long carbon fiber reinforcing agent, a thermoplastic elastomer, a silane-based coupling agent and a sodium phosphate nucleating. The polymer is suitable for foam injection. The thermoplastic resin composition and molded article made of said composition are light weight and economic feasibility as well as having high stiffness, durability, dimensional stability, and a desirable injection appearance.Type: GrantFiled: December 6, 2016Date of Patent: January 23, 2018Assignees: HYUNDAI MOTOR COMPANY, GS CALTEXInventors: Sang Sun Park, Ji Hyun Jung, Jong Tae Seo, Hyung Tak Lee, Woong Jae Boo
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Publication number: 20170299838Abstract: A stand includes first to fourth links, first to fourth joints, a front link, first to fifth extension links, and first to fourth extension joints. The first to fourth links are arranged in a parallelogram configuration, wherein the first and third links are arranged on opposite sides and the second and fourth joints are arranged in a diagonal direction. The front link extends from the first link. The first extension link is rotatably connected to the second joint. The second extension link is rotatably connected to the first extension joint. The third extension link is rotatably connected to the second extension joint. The fourth extension link is arranged between the third extension joint and the fourth extension joint. The fifth extension link is arranged between the first joint and the second extension joint. The first, fourth, and fifth extension links are in parallel with one another.Type: ApplicationFiled: June 27, 2017Publication date: October 19, 2017Applicants: KOH YOUNG TECHNOLOGY INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Byung-Ju YI, Jong-Tae SEO
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Patent number: 9565990Abstract: An endoscope apparatus is provided. An endoscope apparatus includes a slave device including a plurality of drive motors configured to adjust insertion and insertion direction of an insertion tube of an endoscope, and a plurality of load sensors provided on the plurality of drive motors; and a master device including displacement sensors configured to generate signals for driving the drive motors according to an operator manipulation, and resistive motors configured to operate based on loads detected by the load sensors. The drive motors produce drive forces according to the signals generated by the displacement sensors and the resistive motors produce resistive forces corresponding to the operator manipulation based on the loads detected by the load sensors.Type: GrantFiled: January 30, 2014Date of Patent: February 14, 2017Assignees: Samsung Electronics Co., Ltd, Industry-University Cooperation Foundation Hanyang University Erica CampusInventors: Yong-Hee Lee, Byung-Ju Yi, Mun-Kue Park, Jin-Won Lee, Su-Kwang Lim, Jong-Tae Seo, Jae-Hong Woo
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Publication number: 20160252699Abstract: The present invention relates to a stand equipped with a counterbalance unit, i.e., a stand consisting of links, joints, a front link, and a counterbalance unit. Therefore, even when various medical apparatuses including such as a microscope, etc. are used, a stable counterbalance can be maintained and the degree of freedom of movements of the medical apparatus can be easily adjusted according to the purpose of users.Type: ApplicationFiled: May 23, 2014Publication date: September 1, 2016Inventors: Byung-Ju YI, Jong-Tae Seo
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Publication number: 20160222208Abstract: The present invention relates to a thermoplastic resin composition and a molded article manufactured using the thermoplastic resin composition. Particularly, the thermoplastic resin composition may be reinforced with the carbon fiber. Accordingly, the thermoplastic resin composition may be obtained by mixing a carbon fiber, a silane-based coupling agent and a thermoplastic elastomer to a polyamide-6 polymer having low specific gravity, such that weight thereof may be reduced and economical efficiency may be improved. Further, parts assembly efficiency and stability of the injection molded product from the thermoplastic resin composition of the present invention may be improved by minimizing deformation after injection molding due to improved rigidity, durability and dimensional stability thereof. The thermoplastic resin composition may be used for parts of vehicle exterior material such as a panorama sunroof frame.Type: ApplicationFiled: December 14, 2015Publication date: August 4, 2016Inventors: Sang Sun Park, Kyung Min Yu, Kie Youn Jeong, Seok Hwan Kim, Hyung Tak Lee, Woong Jae Boo, Jong Tae Seo
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Patent number: 9364290Abstract: A stand for medical optical instrument capable of easily extending, adjusting easily a counter balancing according to a change of a weight of medical optical instrument such as microscope, as well as, maintaining stably a counter balancing regardless of a position of medical optical instrument.Type: GrantFiled: February 18, 2014Date of Patent: June 14, 2016Assignees: KOH YOUNG TECHNOLOGY INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Byung-Ju Yi, Jong-Tae Seo
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Publication number: 20150342692Abstract: A stand for medical optical instrument capable of easily extending, adjusting easily a counter balancing according to a change of a weight of medical optical instrument such as microscope, as well as, maintaining stably a counter balancing regardless of a position of medical optical instrument.Type: ApplicationFiled: February 18, 2014Publication date: December 3, 2015Applicants: KOH YOUNG TECHNOLOGY INC., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUSInventors: Byung-Ju YI, Jong-Tae SEO
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Publication number: 20150345571Abstract: A magnetic brake capable of stopping smoothly the rotating body and as well as minimizing a braking impact applied to the rotating body through gradually increasing a frictional force generated between a disk portion and a pad portion is disclosed. The magnetic brake is usefully applied to a joint portion of a robot arm for surgery which requires precise controlling since it minimizes a braking impact applied to a rotating body and it is possible to stop smoothly the rotating body with a very simple and compact structure. Also, a magnetic brake is manufactured in a simple and compact structure, therefore a restriction of installing space is minimized, and there is an effect that various devices in which the magnetic brake is applied to be smaller and lighter.Type: ApplicationFiled: February 18, 2014Publication date: December 3, 2015Inventors: Byung-Ju YI, Jong-Tae SEO
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Publication number: 20140296637Abstract: An endoscope apparatus is provided. An endoscope apparatus includes a slave device including a plurality of drive motors configured to adjust insertion and insertion direction of an insertion tube of an endoscope, and a plurality of load sensors provided on the plurality of drive motors; and a master device including displacement sensors configured to generate signals for driving the drive motors according to an operator manipulation, and resistive motors configured to operate based on loads detected by the load sensors. The drive motors produce drive forces according to the signals generated by the displacement sensors and the resistive motors produce resistive forces corresponding to the operator manipulation based on the loads detected by the load sensors.Type: ApplicationFiled: January 30, 2014Publication date: October 2, 2014Applicants: Industry-University Cooperation Foundation Hanyang University ERICA Campus, Samsung Electronics Co., Ltd.Inventors: Yong-Hee LEE, Byung-Ju Yi, Mun-Kue Park, Jin-Won Lee, Su-Kwang Lim, Jong-Tae Seo, Jae-Hong Woo
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Patent number: 8777203Abstract: A rotation jig device may include both side housings that are disposed at both sides, a reverse gear that is disposed inside both side housings, a groove portion, front and rear side connection gears that are engaged with the reverse gear in both side housings, front and rear side pinion gears that are disposed at the front/rear side connection gear to be rotated, a rack gear that penetrates both side housings to be engaged with the front and rear side pinion gears, an advanced/retreat cylinder that is connected to each rack gear of both side housings to move each rack gear backward or forward, and a clamping portion that is disposed at the reverse gear and rotates with the reverse gear to clamp the workpiece.Type: GrantFiled: December 24, 2012Date of Patent: July 15, 2014Assignee: Sungwoo Hitech Co., Ltd.Inventors: Mun Yong Lee, Sang-Eon Park, Jong Tae Seo
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Publication number: 20140165752Abstract: A rotation jig device may include both side housings that are disposed at both sides, a reverse gear that is disposed inside both side housings, a groove portion, front and rear side connection gears that are engaged with the reverse gear in both side housings, front and rear side pinion gears that are disposed at the front/rear side connection gear to be rotated, a rack gear that penetrates both side housings to be engaged with the front and rear side pinion gears, an advanced/retreat cylinder that is connected to each rack gear of both side housings to move each rack gear backward or forward, and a clamping portion that is disposed at the reverse gear and rotates with the reverse gear to clamp the workpiece.Type: ApplicationFiled: December 24, 2012Publication date: June 19, 2014Applicant: SUNGWOO HITECH CO., LTD.Inventors: Mun Yong LEE, Sang-Eon Park, Jong Tae Seo
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Patent number: 6938584Abstract: A feedwater control system considering a pressure drop of feedwater control valve in a nuclear power plant and a control method therefor are provided. In the feedwater control system, a first detection unit includes: a flow error signal generator for generating a flow error signal corresponding to a difference between a steam flow signal and a feedwater flow signal; and a water level correction error signal generator for generating a water level correction error signal corresponding to a sum of a water level measurement signal and the flow error signal.Type: GrantFiled: July 8, 2004Date of Patent: September 6, 2005Assignee: Korea Power Engineering Company, Inc.Inventors: Suk Whun Sohn, In Ho Song, Jong Joo Sohn, Jong Tae Seo
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Publication number: 20050072380Abstract: A feedwater control system considering a pressure drop of feedwater control valve in a nuclear power plant and a control method therefor are provided. In the feedwater control system, a first detection unit includes: a flow error signal generator for generating a flow error signal corresponding to a difference between a steam flow signal and a feedwater flow signal; and a water level correction error signal generator for generating a water level correction error signal corresponding to a sum of a water level measurement signal and the flow error signal.Type: ApplicationFiled: July 8, 2004Publication date: April 7, 2005Applicant: Korea Power Engineering Company, Inc.Inventors: Suk Whun Sohn, In Ho Song, Jong Joo Sohn, Jong Tae Seo