Patents by Inventor Kang-Mun Lee

Kang-Mun 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).

  • Organometallic compound and organic light-emitting device including the same
    Patent number: 10381578
    Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2??Formula 1 wherein, in Formula 1, L1 is a ligand represented by Formula 2, L2 is a ligand represented by one of Formulae 3 to 5, and n1 and n2 are each independently 1 or 2, wherein Formulae 1 to 5 are described in the specification.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: August 13, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI Co., LTD.
    Inventors: Virendra Kumar Rai, Chang-ho Noh, Rupasree Ragini Das, Kang-mun Lee, Dmitry Kravchuk
  • Organometallic compound and organic light-emitting device including the same
    Patent number: 9812657
    Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2??Formula 1 wherein in Formula 1, M, L1, L2, n1, and n2 are the same as described in the specification.
    Type: Grant
    Filed: August 15, 2014
    Date of Patent: November 7, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dmitry Kravchuk, Chang-ho Noh, Rupasree Ragini Das, Virendra Kumar Rai, Kang-mun Lee
  • ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20160028024
    Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2??Formula 1 wherein in Formula 1, L1 is a divalent ligand represented by Formula 2, L2 is selected from a monovalent organic ligand, a divalent organic ligand, and trivalent organic ligand, and L2 is not a ligand represented by Formula 2; wherein in Formulae 1 and 2, M, CY1, CY2, Y1, Y2, Z1, a1, n1, and n2 are the same as described in the specification.
    Type: Application
    Filed: May 15, 2015
    Publication date: January 28, 2016
    Inventors: Rupasree Ragini DAS, Changho NOH, Kang Mun LEE, Virendra Kumar RAI, Dmitry KRAVCHUK
  • Carborane compound, organic light-emitting diode including the same and flat display device including organic light-emitting diode
    Patent number: 9231216
    Abstract: A compound represented by Formula 1 below: (R1)a—CB—[Ar]n—CB—(R2)b??<Formula 1> wherein CB denotes carborane, Ar is a substituted or unsubstituted phenylene group, and a detailed description of R1, R2, a, b, and n is provided in the detailed description. An organic light-emitting diode including an organic layer including the compound has high luminous efficiency.
    Type: Grant
    Filed: March 15, 2012
    Date of Patent: January 5, 2016
    Assignees: Samsung Display Co., Ltd., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Sun-Hee Lee, Dae-Yup Shin, Won-Jun Song, Kwan-Hee Lee, Young-Kyu Do, Min-Hyung Lee, Kang-Mun Lee, Hye-Jin Bae
  • ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20150325802
    Abstract: An organometallic compound represented by Formula 1 or Formula 2: wherein in Formula 1 and Formula 2, CY1 to CY8, L1, M1, M2, Y1 to Y10, Z1 to Z8, n1, and a1 to a8 are described in the specification.
    Type: Application
    Filed: February 5, 2015
    Publication date: November 12, 2015
    Inventors: Rupasree Ragini DAS, Changho NOH, Virendra Kumar RAI, Kang-mun LEE, Dmitry KRAVCHUK
  • ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20150255733
    Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2??Formula 1 wherein, in Formula 1, L1 is a ligand represented by Formula 2, L2 is a ligand represented by one of Formulae 3 to 5, and n1 and n2 are each independently 1 or 2, wherein Formulae 1 to 5 are described in the specification.
    Type: Application
    Filed: March 3, 2015
    Publication date: September 10, 2015
    Inventors: Virendra Kumar RAI, Chang-ho NOH, Rupasree Ragini DAS, Kang-mun LEE, Dmitry KRAVCHUK
  • ORGANOMETALLIC COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE INCLUDING THE SAME
    Publication number: 20150194614
    Abstract: An organometallic compound represented by Formula 1: M(L1)n1(L2)n2??Formula 1 wherein in Formula 1, M, L1, L2, n1, and n2 are the same as described in the specification.
    Type: Application
    Filed: August 15, 2014
    Publication date: July 9, 2015
    Inventors: Dmitry KRAVCHUK, Chang-ho NOH, Rupasree Ragini DAS, Virendra Kumar RAI, Kang-mun LEE
  • ORGANOTIN COMPOUNDS, PREPARATION METHOD THEREOF, AND PREPARATION OF POLYLACTIDE RESIN USING THE SAME
    Publication number: 20150005470
    Abstract: The present invention relates to an organotin compound represented by R1O—Sn—OR2 (where R1 and R2 are independently a primary, secondary, or tertiary alkyl group having 5 to 30 carbon atoms), a preparation method thereof, and a preparation method for polylactide using the organotin compound. The organotin compound of the present invention is easy to prepare and is used to prepare a polylactide resin having a high molecular weight at a high yield without using a separate initiator.
    Type: Application
    Filed: July 14, 2014
    Publication date: January 1, 2015
    Inventors: In-Su LEE, Sung-Cheol YOON, Seung-Young PARK, Seong-Woo KIM, Young-Kyu DO, Kang-Mun LEE
  • CARBORANE COMPOUND, ORGANIC LIGHT-EMITTING DIODE INCLUDING THE SAME AND FLAT DISPLAY DEVICE INCLUDING ORGANIC LIGHT-EMITTING DIODE
    Publication number: 20120319088
    Abstract: A compound represented by Formula 1 below: (R1)a—CB—[Ar]n—CB—(R2)b??<Formula 1> wherein CB denotes carborane, Ar is a substituted or unsubstituted phenylene group, and a detailed description of R1, R2, a, b, and n is provided in the detailed description. An organic light-emitting diode including an organic layer including the compound has high luminous efficiency.
    Type: Application
    Filed: March 15, 2012
    Publication date: December 20, 2012
    Applicants: Korea Advanced Institute of Science and Technology, SAMSUNG MOBILE DISPLAY CO., LTD.
    Inventors: Sun-Hee Lee, Dae-Yup Shin, Won-Jun Song, Kwan-Hee Lee, Young-Kyu Do, Min-Hyung Lee, Kang-Mun Lee, Hye-Jin Bae
  • ORGANOTIN COMPOUNDS, PREPARATION METHOD THEREOF, AND PREPARATION OF POLYLACTIDE RESIN USING THE SAME
    Publication number: 20120214959
    Abstract: The present invention relates to an organotin compound represented by R1O—Sn—OR2 (where R1 and R2 are independently a primary, secondary, or tertiary alkyl group having 5 to 30 carbon atoms), a preparation method thereof, and a preparation method for polylactide using the organotin compound. The organotin compound of the present invention is easy to prepare and is used to prepare a polylactide resin having a high molecular weight at a high yield without using a separate initiator.
    Type: Application
    Filed: August 31, 2010
    Publication date: August 23, 2012
    Applicant: LG Chem, LTD
    Inventors: In-Su Lee, Sung-Cheol Yoon, Seung-Young Park, Seong-Woo Kim, Young-kyu Do, Kang-Mun Lee