Patents by Inventor Min-Hyung Lee

Min-Hyung 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).

  • Patent number: 10219968
    Abstract: According to an aspect of the present invention, it is possible to implement a joint assembly operating similar to a user's actual ankle joint. An ankle joint included in a walking assistant robot is pivotable around a rotation axis located outside the ankle joint.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: March 5, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Won Lee, Yong Jae Kim, Young Do Kwon, Jeong Hun Kim, Youn Baek Lee, Se Gon Roh, Min Hyung Lee, Byung June Choi, Hyun Do Choi
  • Patent number: 10153518
    Abstract: Disclosed is a lithium secondary battery including a positive electrode, a negative electrode, a separator and a nonaqueous electrolyte, wherein the positive electrode includes LiaNixMnyCozO2 (a+x+y+z=2, 0.9?a?1.1, 0?x, 0?y, 0?z) as a positive electrode active material, and wherein the nonaqueous electrolyte includes (i) fluorinated cyclic carbonate expressed by Chemical Formula 1 below, (ii) propionate-based ester expressed by Chemical Formula 2 below, and (iii) non-halogenated carbonate, so that a mixture weight ratio (i:ii) thereof is 20:80 to 50:50: wherein, in Chemical Formula 1, R1, R2, R3 and R4 are independently any one of F, H and methyl group, and at least one thereof is F, wherein, in Chemical Formula 2, R5 is alkyl group having 1 to 5 carbons.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: December 11, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Sung-Hoon Yu, Doo-Kyung Yang, Min-Hyung Lee, Jong-Ho Jeon
  • Patent number: 10131843
    Abstract: The present invention relates to a vertical alignment layer including a cyclic olefin copolymer, and more specifically, the present invention relates to a vertical alignment layer capable of having alignment even in a low temperature process, and exhibiting excellent liquid crystal vertical alignment by including a cyclic olefin copolymer having a specific substituent.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: November 20, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Eun Seok Park, Jung Ha Park, Dai Seung Choi, Seung Yeon Hwang, Min Hyung Lee
  • Publication number: 20180325811
    Abstract: The present invention relates to a nasal administration composition for preventing or treating ischemic cerebrovascular disease, containing a Fas targeting peptide (FTP). When using the pharmaceutical composition or kit of the present invention, a drug can be effectively delivered to brain tissue and the ischemic cerebrovascular disease of a subject can be effectively prevented or treated.
    Type: Application
    Filed: November 14, 2016
    Publication date: November 15, 2018
    Inventors: Sang-Kyung LEE, Irfan ULLAH, Kun Ho CHUNG, Jung Ju OH, Min Hyung LEE, Priti KUMAR
  • Patent number: 10085908
    Abstract: A holder may be more easily mounted on a user's body by applying tension to a cable. An inner side surface of the holder with which the user's body comes in contact transmits uniform pressure to the user's body such that the holder may be more comfortable to the user.
    Type: Grant
    Filed: January 16, 2015
    Date of Patent: October 2, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youn Baek Lee, Yong Jae Kim, Jeong Hun Kim, Se Gon Roh, Min Hyung Lee, Jong Won Lee, Byung June Choi, Hyun Do Choi, Young Do Kwon, Tae Jun Sang
  • Patent number: 10039687
    Abstract: A driving module may include: an object fix member configured to be fixed to an object; a first sub-module including a body portion, connected to a first side of the object fix member, and a first rotating member, connected rotatably to the body portion; a second sub-module including an extension link, connected to a second side of the object fix member, and a second rotating member, connected rotatably to the extension link; and/or a power transmitting member connected to the first rotating member and the second rotating member, and configured to transmit power.
    Type: Grant
    Filed: November 3, 2014
    Date of Patent: August 7, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun Do Choi, Taesin Ha, Jeong Hun Kim, Se-Gon Roh, Min Hyung Lee, Youn Baek Lee, Jong Won Lee, Byung June Choi
  • Publication number: 20180201734
    Abstract: The present invention relates to a method for preparing a polyhedral oligomer silsesquioxane. The preparation method includes the step of reacting a reaction mixture containing at least two types of silane compounds and a tetraalkylammonium hydroxide having 2 to 5 carbon atoms at a temperature of 5° C. or below.
    Type: Application
    Filed: January 26, 2017
    Publication date: July 19, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Young Jee SONG, Ji Young CHOI, Min Hyung LEE
  • Patent number: 10023800
    Abstract: The present invention relates to a composition for manufacturing optical elements with negative optical dispersion, and an optically anisotropic body prepared therefrom. According to the present invention, the optically anisotropic body showing stable reverse wavelength dispersion can be prepared more simply by using the composition for optical elements, and it is possible to apply the same to liquid crystal display devices as an optical film such as a thin-layer broadband ?/4 plate.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: July 17, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Jung Hyun Kim, Sung-Ho Chun, Kyung Chang Seo, Min Hyung Lee, Jun Seong Ahn
  • Patent number: 9850196
    Abstract: The present invention relates to a reverse wavelength dispersion compound, a reverse wavelength dispersion composition including the same, and an optically anisotropic body including the same. The reverse wavelength dispersion composition according to the present invention can provide a stronger and more stable reverse wavelength dispersion property, and makes it possible to provide an optically anisotropic body having excellent optical properties.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: December 26, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Min Hyung Lee, Sung-Ho Chun, Kyung Chang Seo, Jung Hyun Kim, Mi Ra Hong, Hyeong Bin Jang, Jeong Wook Mun
  • Publication number: 20170349834
    Abstract: The present invention relates to a vertical alignment layer including a cyclic olefin copolymer, and more specifically, the present invention relates to a vertical alignment layer capable of having alignment even in a low temperature process, and exhibiting excellent liquid crystal vertical alignment by including a cyclic olefin copolymer having a specific substituent.
    Type: Application
    Filed: December 17, 2015
    Publication date: December 7, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Eun Seok Park, Jung Ha Park, Dai Seung Choi, Seung Yeon Hwang, Min Hyung Lee
  • Publication number: 20170224769
    Abstract: The present invention relates to a pharmaceutical composition for inhibiting rejection of transplanted cells including a high mobility group box 1 A domain (HMGB1A) as an active ingredient. The use of the pharmaceutical composition can minimize immunological rejection, which may occur upon cell transplantation, and increase the success rate of cell transplantation.
    Type: Application
    Filed: May 18, 2015
    Publication date: August 10, 2017
    Applicant: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY
    Inventors: Dong Yun LEE, Yong Hwa HWANG, Min Hyung LEE
  • Patent number: 9687301
    Abstract: A control method may be applied to a surgical robot system including a slave robot having a robot arm to which a main surgical tool and an auxiliary surgical tool are coupled, and a master robot having a master manipulator to manipulate the robot arm. The control method includes acquiring data regarding a motion of the master manipulator, predicting a basic motion to be performed by an operator based on the acquired motion data and results of learning a plurality of motions constituting a surgical task, and adjusting the auxiliary surgical tool so as to correspond to the operator basic motion based on the predicted basic motion. The control method allows an operator to perform surgery more comfortably and to move or fix all required surgical tools to or at an optimized surgical position.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: June 27, 2017
    Assignee: Samsung Elecronics Co., Ltd.
    Inventors: Min Hyung Lee, Young Bo Shim, Byung June Choi, Young Do Kwon, Kyung Shik Roh
  • Patent number: 9505979
    Abstract: The present invention relates to a polymerizable liquid crystal compound, a liquid crystal composition including the same, and an optical film including the same. The polymerizable liquid crystal compound according to the present invention has at least two functional groups making intermolecular interaction possible in its molecule, and thus it is possible to form a liquid crystal layer having high orientation stability by coating the composition including the same. According to this, the optical film prepared by using the composition can be suitably used in anti-reflection films and so on for liquid crystal displays or OLED displays.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: November 29, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Min Hyung Lee, Young Jee Song, Sung-Ho Chun, Kyung Chang Seo, Hyeong Bin Jang, Ji Young Choi
  • Patent number: 9505799
    Abstract: The present invention relates to a precursor of positron emission tomography (PET) radioactive medical supplies, a preparation method thereof, and an application thereof, and more specifically, to a precursor having a tetravalent organic salt leaving group, a preparation method, and a method for preparing desired PET radioactive medical supplies in a high radiochemical yield within a short preparation time by introducing 18F using the same through a single step. The precursor having a tetravalent organic salt leaving group of the present invention can simplify the known complex multistep preparation of radioactive medical supplies into a single step, can save production costs because an excessive amount of a phase transfer catalyst is not required, facilitates separation of a compound after reaction, and enables rapid reaction velocity. The features are appropriate for the mass production of PET radioactive medical supplies by an automated synthesis system.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: November 29, 2016
    Assignee: Futurechem Co., Ltd.
    Inventors: Dae-Yoon Chi, Byoung-Se Lee, Chansoo Park, Min-Hyung Lee, Hyojin Cha, Woojin Cho, Heewon Kang, Kyunghun Kim
  • Publication number: 20160322668
    Abstract: Disclosed is a lithium secondary battery including a positive electrode, a negative electrode, a separator and a nonaqueous electrolyte, wherein the positive electrode includes LiaNixMnyCozO2 (a+x+y+z=2, 0.9?a?1.1, 0?x, 0?y, 0?z) as a positive electrode active material, and wherein the nonaqueous electrolyte includes (i) fluorinated cyclic carbonate expressed by Chemical Formula 1 below, (ii) propionate-based ester expressed by Chemical Formula 2 below, and (iii) non-halogenated carbonate, so that a mixture weight ratio (i:ii) thereof is 20:80 to 50:50: wherein, in Chemical Formula 1, R1, R2, R3 and R4 are independently any one of F, H and methyl group, and at least one thereof is F, wherein, in Chemical Formula 2, R5 is alkyl group having 1 to 5 carbons.
    Type: Application
    Filed: September 30, 2015
    Publication date: November 3, 2016
    Applicant: LG Chem, Ltd.
    Inventors: Sung-Hoon Yu, Doo-Kyung Yang, Min-Hyung Lee, Jong-Ho Jeon
  • Patent number: 9455470
    Abstract: The present invention provides a non-aqueous electrolyte solution for a lithium secondary battery, comprising an ester-based compound having a branched-chain alkyl group; and a lithium secondary battery using the same.
    Type: Grant
    Filed: April 19, 2013
    Date of Patent: September 27, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Sung-Hoon Yu, Doo-Kyung Yang, Min-Hyung Lee, Min-Jung Jou
  • Patent number: 9416855
    Abstract: A wire connection apparatus includes a link unit and a drive unit configured to drive the link unit. The link unit includes a first link, a second link rotatably coupled to the first link, a third link rotatably coupled to the second link, a plurality of wires, each of which is fixed at one end thereof to the third link, and is fixed at the other end thereof to the drive unit, and through which a driving force is transmitted from the drive unit to the third link, a path forming structure to form a path of each of the wires between the drive unit and the third link, and a length holding structure to hold constant a length of each of the wires between the drive unit and the third link.
    Type: Grant
    Filed: May 6, 2014
    Date of Patent: August 16, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Bo Shim, Young Do Kwon, Byung June Choi, Yong Jae Kim, Kyung Shik Roh, Min Hyung Lee
  • Patent number: 9416317
    Abstract: The present description relates to a polymerizable liquid crystal compound, a polymerizable liquid crystal composition including the same, and an optically anisotropic body.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: August 16, 2016
    Assignee: LG Chem, Ltd.
    Inventors: Dai Seung Choi, Sung-Ho Chun, Dong-Woo Yoo, Mi Ra Hong, Kyung Chang Seo, Hyeong Bin Jang, Jung Hyun Kim, Min Hyung Lee, Eun Seok Park
  • Publication number: 20160208171
    Abstract: The present invention relates to a composition for manufacturing optical elements with negative optical dispersion, and an optically anisotropic body prepared therefrom. According to the present invention, the optically anisotropic body showing stable reverse wavelength dispersion can be prepared more simply by using the composition for optical elements, and it is possible to apply the same to liquid crystal display devices as an optical film such as a thin-layer broadband ?/4 plate.
    Type: Application
    Filed: September 19, 2014
    Publication date: July 21, 2016
    Inventors: Jung Hyun KIM, Sung-Ho CHUN, Kyung Chang SEO, Min Hyung LEE, Jun Seong AHN
  • Publication number: 20160200977
    Abstract: The present invention relates to a polymerizable liquid crystal compound, a liquid crystal composition including the same, and an optical film including the same. The polymerizable liquid crystal compound according to the present invention has at least two functional groups making intermolecular interaction possible in its molecule, and thus it is possible to form a liquid crystal layer having high orientation stability by coating the composition including the same. According to this, the optical film prepared by using the composition can be suitably used in anti-reflection films and so on for liquid crystal displays or OLED displays.
    Type: Application
    Filed: September 19, 2014
    Publication date: July 14, 2016
    Applicant: LG CHEM, LTD.
    Inventors: Min Hyung LEE, Young Jee SONG, Sung-Ho CHUN, Kyung Chang SEO, Hyeong Bin JANG, Ji Young CHOI