Patents by Inventor Hyeong Keun Kim

Hyeong Keun Kim 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).

  • Roll-to-roll transfer method of graphene, graphene roll produced by the method, and roll-to-roll transfer equipment for graphene
    Patent number: 9782963
    Abstract: The present disclosure relates to a graphene roll-to-roll transfer method, a graphene roll-to-roll transfer apparatus, a graphene roll manufactured by the graphene roll-to-roll transfer method, and uses thereof.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: October 10, 2017
    Assignee: Graphene Square, Inc.
    Inventors: Byung Hee Hong, Jonghyun Ahn, Sukang Bae, Hyeong Keun Kim
  • Roll-to-roll doping method of graphene film, and doped graphene film
    Patent number: 9728605
    Abstract: The present disclosure relates to roll-to-roll doping method of graphene film, and doped graphene film.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: August 8, 2017
    Assignee: Graphene Square, Inc.
    Inventors: Byung Hee Hong, Jonghyun Ahn, Hyeong Keun Kim, Sukang Bae
  • Graphene-based laminate including doped polymer layer
    Patent number: 9576695
    Abstract: A graphene-based laminate including a doped polymer layer is disclosed. The graphene-based laminate may include a substrate; a graphene layer disposed on the substrate and including at least one layer; and a doped polymer layer disposed on at least one surface of the graphene layer and including an organic dopant.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: February 21, 2017
    Assignees: Korea Electronics Technology Institute, Hanwha Techwin Co., Ltd.
    Inventors: Woo-Seok Yang, Hyeong-Keun Kim, Tae-Young Kim
  • Touch sensor using graphene for simultaneously detecting a pressure and a position
    Patent number: 9297831
    Abstract: A touch sensor capable of specifying a touch position and/or a degree of a touch pressure by using graphene as an electrode and/or a strain gauge, and more particular, a touch sensor capable of simultaneously detecting a pressure and a position by means of change in resistance by using graphene is provided.
    Type: Grant
    Filed: December 23, 2011
    Date of Patent: March 29, 2016
    Assignee: Graphene Square, Inc.
    Inventors: Jong-Hyun Ahn, Byung Hee Hong, Young Bin Lee, Su Kang Bae, Hyeong Keun Kim
  • Method and apparatus for manufacturing graphene
    Patent number: 9260309
    Abstract: A method and an apparatus for synthesizing graphene. The method includes loading catalyst metals into a chamber in the horizontal direction or the vertical direction; increasing sizes of grains of the catalyst metals by heating the catalyst metals; raising a temperature inside the chamber while providing a vapor carbon source in the catalyst metals; and forming graphene by cooling the catalyst metals.
    Type: Grant
    Filed: January 30, 2012
    Date of Patent: February 16, 2016
    Assignees: RESEARCH & BUSINESS FOUNDATIION SUNGKYUNKWAN UNIVERSITY, Hanwha Techwin Co., Ltd.
    Inventors: Young-Il Song, Hyeong-Keun Kim, Byung-Hee Hong, Jong-Hyun Ahn
  • Touch panel including graphene and method of manufacturing the same
    Patent number: 9098162
    Abstract: A touch panel comprising a first substrate; a second substrate disposed facing the first substrate; a first conductive layer disposed on at least one surface of the first substrate; a second conductive layer disposed on at least one surface of the second substrate; first electrodes electrically connected to the first conductive layer; and second electrodes electrically connected to the second conductive layer, wherein at least one of the first conductive layer and the second conductive layer comprises graphene.
    Type: Grant
    Filed: February 1, 2011
    Date of Patent: August 4, 2015
    Assignees: SAMSUNG TECHWIN CO., LTD., RESEARCH & BUSINESS FOUNDATION
    Inventors: Jong-hyun Ahn, Byung-Hee Hong, Young-Bin Lee, Su-Kang Bae, Hyeong-Keun Kim
  • Surface plasmon resonance sensor using metallic graphene, preparing method of the same, and surface plasmon resonance sensor system
    Patent number: 9075009
    Abstract: There is provided a surface plasmon resonance sensor including a metallic graphene layer formed in a core of a predetermined area of an optical fiber from which a jacket and a cladding are removed. Further, a preparing method of the surface plasmon resonance sensor and a surface plasmon resonance sensor system is also provided.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: July 7, 2015
    Assignee: SUNGKYUNKWAN UNIVERSITY FOUNDATION FOR CORPORATION COLLABORATION
    Inventors: Taesung Kim, Byung Hee Hong, Jaeboong Choi, Atul Kulkarni, Hyeong Keun Kim
  • ROLL-TO-ROLL DOPING METHOD OF GRAPHENE FILM, AND DOPED GRAPHENE FILM
    Publication number: 20150162408
    Abstract: The present disclosure relates to roll-to-roll doping method of graphene film, and doped graphene film.
    Type: Application
    Filed: December 23, 2014
    Publication date: June 11, 2015
    Inventors: Byung Hee Hong, Jonghyun Ahn, Hyeong Keun Kim, Sukang Bae
  • ROLL-TO-ROLL TRANSFER METHOD OF GRAPHENE, GRAPHENE ROLL PRODUCED BY THE METHOD, AND ROLL-TO-ROLL TRANSFER EQUIPMENT FOR GRAPHENE
    Publication number: 20150068684
    Abstract: The present disclosure relates to a graphene roll-to-roll transfer method, a graphene roll-to-roll transfer apparatus, a graphene roll manufactured by the graphene roll-to-roll transfer method, and uses thereof.
    Type: Application
    Filed: October 2, 2014
    Publication date: March 12, 2015
    Inventors: Byung Hee Hong, Jonghyun Ahn, Sukang Bae, Hyeong Keun Kim
  • GRAPHENE ROLL-TO-ROLL COATING APPARATUS AND GRAPHENE ROLL-TO-ROLL COATING METHOD USING THE SAME
    Publication number: 20150010701
    Abstract: A graphene roll-to-roll coating apparatus and a graphene roll-to-roll coating method are provided on the basis of a continuous process.
    Type: Application
    Filed: August 18, 2014
    Publication date: January 8, 2015
    Inventors: Byung Hee Hong, Young Jin Kim, Jaeboong Choi, Hyeong Keun Kim, Junmo Kang, Su Kang Bae
  • Roll-to-roll doping method of graphene film, and doped graphene film
    Patent number: 8926854
    Abstract: The present disclosure relates to roll-to-roll doping method of graphene film, and doped graphene film.
    Type: Grant
    Filed: July 2, 2012
    Date of Patent: January 6, 2015
    Assignee: Graphene Square, Inc.
    Inventors: Byung Hee Hong, Jonghyun Ahn, Hyeong Keun Kim, Su Kang Bae
  • Roll-to-roll transfer method of graphene, graphene roll produced by the method, and roll-to-roll transfer equipment for graphene
    Patent number: 8916057
    Abstract: The present disclosure relates to a graphene roll-to-roll transfer method, a graphene roll-to-roll transfer apparatus, a graphene roll manufactured by the graphene roll-to-roll transfer method, and uses thereof.
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: December 23, 2014
    Assignee: Graphene Square, Inc.
    Inventors: Byung Hee Hong, Jonghyun Ahn, Sukang Bae, Hyeong Keun Kim
  • Flexible transparent heating element using graphene and method for manufacturing the same
    Patent number: 8816257
    Abstract: The present invention relates to a flexible transparent heating element using graphene and a method for manufacturing the same. The heating element comprises a flexible transparent substrate; a graphene layer formed to at least one side of the flexible transparent substrate; and an electrode connected with the graphene layer.
    Type: Grant
    Filed: July 19, 2013
    Date of Patent: August 26, 2014
    Assignee: Graphene Square, Inc.
    Inventors: Young Jin Kim, Byung Hee Hong, Jae Boong Choi, Jonghyun Ahn, Junmo Kang, Hyeong Keun Kim, Su Kang Bae
  • GRAPHENE-BASED LAMINATE INCLUDING DOPED POLYMER LAYER
    Publication number: 20140234627
    Abstract: A graphene-based laminate including a doped polymer layer is disclosed. The graphene-based laminate may include a substrate; a graphene layer disposed on the substrate and including at least one layer; and a doped polymer layer disposed on at least one surface of the graphene layer and including an organic dopant.
    Type: Application
    Filed: August 30, 2012
    Publication date: August 21, 2014
    Applicants: SAMSUNG TECHWIN CO., LTD., KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventors: Woo-Seok Yang, Hyeong-Keun Kim, Tae-Young Kim
  • FLEXIBLE TRANSPARENT HEATING ELEMENT USING GRAPHENE AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20140021195
    Abstract: The present invention relates to a flexible transparent heating element using graphene and a method for manufacturing the same. The heating element comprises a flexible transparent substrate; a graphene layer formed to at least one side of the flexible transparent substrate; and an electrode connected with the graphene layer.
    Type: Application
    Filed: July 19, 2013
    Publication date: January 23, 2014
    Applicant: Research & Business Foundation Sungkyunkwan University
    Inventors: Young Jin Kim, Byung Hee Hong, Jae Boong Choi, Jonghyun Ahn, Junmo Kang, Hyeong Keun Kim, Su Kang Bae
  • METHOD AND APPARATUS FOR MANUFACTURING GRAPHENE
    Publication number: 20140017160
    Abstract: A method and an apparatus for synthesizing graphene. The method includes loading catalyst metals into a chamber in the horizontal direction or the vertical direction; increasing sizes of grains of the catalyst metals by heating the catalyst metals; raising a temperature inside the chamber while providing a vapor carbon source in the catalyst metals; and forming graphene by cooling the catalyst metals.
    Type: Application
    Filed: January 30, 2012
    Publication date: January 16, 2014
    Applicants: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY, SAMSUNG TECHWIN CO., LTD.
    Inventors: Young-Il Song, Hyeong-Keun Kim, Byung-Hee Hong, Jong-Hyun Ahn
  • TOUCH SENSOR USING GRAPHENE FOR SIMULTANEOUSLY DETECTING A PRESSURE AND A POSITION
    Publication number: 20130285970
    Abstract: A touch sensor capable of specifying a touch position and/or a degree of a touch pressure by using graphene as an electrode and/or a strain gauge, and more particular, a touch sensor capable of simultaneously detecting a pressure and a position by means of change in resistance by using graphene is provided.
    Type: Application
    Filed: December 23, 2011
    Publication date: October 31, 2013
    Applicant: GRAPHENE SQUARE INC.
    Inventors: Jong-Hyun Ahn, Byung Hee Hong, Young Bin Lee, Su Kang Bae, Hyeong Keun Kim
  • TOUCH PANEL AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20120319976
    Abstract: A touch panel comprising a first substrate; a second substrate disposed facing the first substrate; a first conductive layer disposed on at least one surface of the first substrate; a second conductive layer disposed on at least one surface of the second substrate; first electrodes electrically connected to the first conductive layer; and second electrodes electrically connected to the second conductive layer, wherein at least one of the first conductive layer and the second conductive layer comprises graphene.
    Type: Application
    Filed: February 1, 2011
    Publication date: December 20, 2012
    Applicants: RESEARCH & BUSINESS FOUNDATION OF SUNGKYUNKWAN UNIVERSITY, SAMSUNG TECHWIN CO., LTD.
    Inventors: Jong-hyun Ahn, Byung-Hee Hong, Young-Bin Lee, Su-Kang Bae, Hyeong-Keun Kim
  • GRAPHENE FIBER, METHOD FOR MANUFACTURING SAME AND USE THEREOF
    Publication number: 20120298396
    Abstract: The present disclosure relates to a manufacturing method of a graphene fiber, a graphene fiber manufactured by the same method, and use thereof. The graphene fiber formed by using graphenes of linear pattern can be applied to various fields such as an electric wire and coaxial cable.
    Type: Application
    Filed: August 8, 2012
    Publication date: November 29, 2012
    Applicant: VRYUS CO., LTD.
    Inventors: Byung Hee HONG, Keun Soo KIM, Hyeong Keun KIM, Su Kang BAE
  • OPTIC FIBER WITH CARBON NANO-STRUCTURE LAYER, FIBER OPTIC CHEMICAL SENSOR AND METHOD FOR FORMING CARBON NANO-STRUCTURE LAYER IN FIBER CORE
    Publication number: 20120288227
    Abstract: The invention relates to an optic fiber having a core in which carbon nano-structures are formed at a predetermined locus, a fiber optic chemical sensor using the optic fiber, and a method of forming the carbon nano-structure layer in the core of the optic fiber. The invention utilizes gas refractive index and the adsorption sensitivity of particles on the surface of the carbon nano-structure layer, and uses the carbon nano-structure layer in the core of the optic fiber as a sensor for particles of gas, liquid and the like.
    Type: Application
    Filed: April 9, 2012
    Publication date: November 15, 2012
    Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Tae-sung KIM, Atul KULKARNI, Jaeboong CHOI, Hyeong Keun KIM, Young Jin KIM, Byung Hee HONG