Patents by Inventor Kwang-Sup Lee

Kwang-Sup 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: 11273376
    Abstract: Provided is a game providing method comprising storing a plurality of codes for changing a property of an object in an online game; receiving a code provided by a user of the online game; determining whether the received code corresponds to one of the plurality of codes; and, based on determining that the received code corresponds to one of the plurality of codes, changing, based on a predetermined condition, the property of the object with which the user interacts from a first value to a second value.
    Type: Grant
    Filed: July 5, 2019
    Date of Patent: March 15, 2022
    Assignee: NEXON KOREA CORPORATION
    Inventors: Kwang Sup Lee, Sung Hwan Yoon
  • Publication number: 20200009461
    Abstract: Provided is a game providing method comprising storing a plurality of codes for changing a property of an object in an online game; receiving a code provided by a user of the online game; determining whether the received code corresponds to one of the plurality of codes; and, based on determining that the received code corresponds to one of the plurality of codes, changing, based on a predetermined condition, the property of the object with which the user interacts from a first value to a second value.
    Type: Application
    Filed: July 5, 2019
    Publication date: January 9, 2020
    Inventors: Kwang Sup Lee, Sung Hwan Yoon
  • Patent number: 8642991
    Abstract: A photosensitive quantum dot including a quantum dot, and a plurality of photosensitive moieties that are bound to a surface of the quantum dot, wherein each of the photosensitive moieties includes silicon (Si) and a photosensitive functional group. Also disclosed are a composition for forming a quantum dot-containing pattern, where the composition includes the photosensitive quantum dot, and a method of forming a quantum dot-containing pattern using the composition.
    Type: Grant
    Filed: June 8, 2009
    Date of Patent: February 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-jin Park, Kwang-hee Lee, Won-jae Joo, Xavier Bulliard, Yun-hyuk Choi, Kwang-sup Lee
  • Patent number: 8519087
    Abstract: Disclosed are a benzobis(thiadiazole)-based alternating copolymer, a method for preparing the same, and an organic electronic device including the same. The present disclosure provides a benzobis(thiadiazole)-based alternating copolymer represented by the chemical formula 1: wherein R1, R2 or R3 is hydrogen or C1-C20 linear, branched or cyclic alkyl, X is S, O, NR4, PR5, or HC?CH, wherein R4 or R5 is C1-C20 linear, branched or cyclic alkyl, Y is C, Si or N (in this case only one of R2 and R3 exists), and m is an integer from 1 to 3.
    Type: Grant
    Filed: November 14, 2011
    Date of Patent: August 27, 2013
    Assignees: IUCF-HYU (Industry-University Cooperation Foundation Hanyang University), Hannam University Institute-Academia Corporation
    Inventors: Jea Gun Park, Kwang-sup Lee, Tae-dong Kim, Heong Sub Oh
  • Patent number: 8445178
    Abstract: A composition for radical polymerization includes a photosensitive material, a photoinitiator, a solvent, and a material for adjusting a size of a pattern. A method of forming a pattern using the composition is also disclosed.
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: May 21, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-jin Park, Kwang-hee Lee, Xavier Bulliard, Yun-hyuk Choi, Kwang-sup Lee
  • Publication number: 20120302712
    Abstract: Disclosed are a benzobis(thiadiazole)-based alternating copolymer, a method for preparing the same, and an organic electronic device including the same. The present disclosure provides a benzobis(thiadiazole)-based alternating copolymer represented by the chemical formula 1: wherein R1, R2 or R3 is hydrogen or C1-C20 linear, branched or cyclic alkyl, X is S, O, NR4, PR5, or HC?CH, wherein R4 or R5 is C1-C20 linear, branched or cyclic alkyl, Y is C, Si or N (in this case only one of R2 and R3 exists), and m is an integer from 1 to 3.
    Type: Application
    Filed: November 14, 2011
    Publication date: November 29, 2012
    Applicants: HANNAM University Institute for Industry-Academia Cooperation, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Jea Gun Park, Kwang-sup Lee, Tae-dong Kim, Heong Sub Oh
  • Patent number: 8003979
    Abstract: The present invention relates to a method of preparing a carbon nanotube-quantum dot conjugate having a high density of quantum dots (QDs) on its surface. This method involves providing a plurality of semiconductor quantum dots and providing a thiol-functionalized carbon nanotube having a plurality of terminal thiol groups on its surface. The plurality of semiconductor quantum dots are attached to the surface of the carbon nanotube under conditions effective to yield a carbon nanotube-quantum dot conjugate having a high density of quantum dots on its surface. The present invention also relates to a carbon nanotube-quantum dot conjugate having a high density of quantum dots on its surface. The present invention further relates to a photodetector device. This device includes a substrate and a nanocomposite layer. The nanocomposite layer includes a plurality of the carbon nanotube-quantum dot conjugates previously described.
    Type: Grant
    Filed: February 12, 2007
    Date of Patent: August 23, 2011
    Assignee: The Research Foundation of State University of New York
    Inventors: Namchul Cho, Kaushik Roy Choudhury, Yudhisthira Sahoo, Kwang Sup Lee, Paras N. Prasad
  • Publication number: 20100119976
    Abstract: A composition for radical polymerization includes a photosensitive material, a photoinitiator, a solvent, and a material for adjusting a size of a pattern. A method of forming a pattern using the composition is also disclosed.
    Type: Application
    Filed: June 5, 2009
    Publication date: May 13, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-jin Park, Kwang-hee Lee, Xavier Bulliard, Yun-hyuk Choi, Kwang-sup Lee
  • Publication number: 20100117110
    Abstract: A photosensitive quantum dot including a quantum dot, and a plurality of photosensitive moieties that are bound to a surface of the quantum dot, wherein each of the photosensitive moieties includes silicon (Si) and a photosensitive functional group. Also disclosed are a composition for forming a quantum dot-containing pattern, where the composition includes the photosensitive quantum dot, and a method of forming a quantum dot-containing pattern using the composition.
    Type: Application
    Filed: June 8, 2009
    Publication date: May 13, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-jin Park, Kwang-hee Lee, Won-jae Joo, Xavier Bulliard, Yun-hyuk Choi, Kwang-sup Lee
  • Publication number: 20100025662
    Abstract: The present invention relates to a method of preparing a carbon nanotube-quantum dot conjugate having a high density of quantum dots (QDs) on its surface. This method involves providing a plurality of semiconductor quantum dots and providing a thiol-functionalized carbon nanotube having a plurality of terminal thiol groups on its surface. The plurality of semiconductor quantum dots are attached to the surface of the carbon nanotube under conditions effective to yield a carbon nanotube-quantum dot conjugate having a high density of quantum dots on its surface. The present invention also relates to a carbon nanotube-quantum dot conjugate having a high density of quantum dots on its surface. The present invention further relates to a photodetector device. This device includes a substrate and a nanocomposite layer. The nanocomposite layer includes a plurality of the carbon nanotube-quantum dot conjugates previously described.
    Type: Application
    Filed: February 12, 2007
    Publication date: February 4, 2010
    Applicant: The Research Foundation of State University of New York
    Inventors: Namchul CHO, Kaushik Roy CHOUDHURY, Yudhisthira SAHOO, Kwang Sup LEE, Paras N. PRASAD
  • Publication number: 20080128021
    Abstract: The present invention relates to a nanocomposite device comprising a polymeric matrix, semiconducting nanoparticles, and a semiconducting molecule having a field-effect mobility of at least 0.1 cm2/Vs. In addition, the present invention relates to a method of making a nanocomposite device. The method includes providing a mixture comprising a polymer, semiconducting nanoparticles, and a semiconducting molecule having a field-effect mobility of at least 0.1 cm2/Vs or a soluble precursor thereof, depositing the mixture on a substrate, and treating the mixture under conditions effective to produce a nanocomposite device comprising the polymeric matrix, semiconducting nanoparticles, and the semiconducting molecule having a field-effect mobility of at least 0.1 cm2/Vs. Thin film devices including the nanocomposite device are also disclosed.
    Type: Application
    Filed: September 6, 2007
    Publication date: June 5, 2008
    Applicant: The Research Foundation of State University of New York
    Inventors: Kaushik Roy Choudhury, Won Jin Kim, Yudhisthira Sahoo, Kwang Sup Lee, Paras N. Prasad, Alexander Cartwright, Ram B. Thapa
  • Patent number: 6566529
    Abstract: This invention pertains to DTT-based compounds having two-photon absorption property containing electron donors and/or electron acceptors and having cross section value &sgr; that is higher than compound AF-50.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: May 20, 2003
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Oh-Kil Kim, Han Young Woo, Kie-Soo Kim, Kwang-Sup Lee
  • Patent number: 6172152
    Abstract: The present invention provides a sol-gel composition which comprises a mixture of a polyalkylene glycol-substituted trialkoxysilane (PAGTAS), a polyalkylene glycol and/or alkyl ether, a tetraalkoxysilane (TAOS), a hydrochloric acid, at least one organic solvent and/or a lithium salt, which mixture is optionally concentrated; a polymeric ion conductive film obtained by coating said compositions with a conventional solution processing method and solid electrochemical elements using the same. According to the present invention, a polymeric ion conductive film having no phase separation, strong adhesiveness for electrode, and ion conductivity of at least 1×10−4 S/cm at room temperature is provided.
    Type: Grant
    Filed: August 11, 1998
    Date of Patent: January 9, 2001
    Assignee: Korea Research Institute
    Inventors: Eun-Kyong Kim, Myung-Hoon Lee, Sung-Tai Ko, Kwang-Sup Lee, Yong-Bong Han, Suh-Bong Rhee, Chang-Jin Lee
  • Patent number: 5212277
    Abstract: The present invention relates to new polyetherimideimides having imideimide group with the following structural formula(I) and inherent viscosity of 0.27.about.0.71 dl/g, which can be made by effecting reaction between an aromatic bis(ether anhydride) and an organic diamine or an aromatic bis(nitro imideimide) and a metal salt of diol.
    Type: Grant
    Filed: January 10, 1991
    Date of Patent: May 18, 1993
    Assignees: Korea Research Institute of Chemical Technology, Cheil Industries, Inc.
    Inventors: Kwang-Sup Lee, Kil-Yeong Choi, Jong C. Won, Byoung K. Park, In-Tae Lee