Patents by Inventor Ji Eon Kwon

Ji Eon Kwon 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).

  • Publication number: 20230345823
    Abstract: Disclosed are an n-type semiconductor including compound represented by Chemical Formula 1 or Chemical Formula 2, an image sensor, and an electronic device. In Chemical Formula 1 and Chemical Formula 2, each substituent is as defined in the detailed description.
    Type: Application
    Filed: June 29, 2023
    Publication date: October 26, 2023
    Applicants: Samsung Electronics Co., Ltd., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yeong Suk CHOI, Soo Young PARK, Sung Young YUN, Hyeong-Ju KIM, Seyoung JUNG, Dong Joo MIN, Ji Eon KWON
  • Patent number: 11737359
    Abstract: Disclosed are an n-type semiconductor including compound represented by Chemical Formula 1 or Chemical Formula 2, an image sensor, and an electronic device. In Chemical Formula 1 and Chemical Formula 2, each substituent is as defined in the detailed description.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: August 22, 2023
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Yeong Suk Choi, Soo Young Park, Sung Young Yun, Hyeong-Ju Kim, Seyoung Jung, Dong Joo Min, Ji Eon Kwon
  • Publication number: 20220048869
    Abstract: The present invention relates to: a phenazine-based compound having a particular substituent; an electrolytic liquid comprising same for a redox flow battery; and a redox flow battery. The phenazine-based compound is a multi-redox organic substance capable of inducing a two-stage reversible redox reaction and shows high solubility in a non-aqueous solvent. Thus, the employment of the phenazine-based compound can provide an electrolytic liquid for a redox flow battery, capable of expressing high energy density, and a redox flow battery.
    Type: Application
    Filed: November 26, 2019
    Publication date: February 17, 2022
    Applicants: LOTTE CHEMICAL CORPORATION, Seoul National University R&DB Foundation
    Inventors: Yong Hee Lee, Tae Hyuk Kang, Dong Myoung Shin, Gi Yun Kwon, Kyu Nam Lee, Ki Suk Kang, Soo Young Park, Ji Eon Kwon
  • Patent number: 11075344
    Abstract: Disclosed are an organic device including a first electrode and a second electrode facing each other and an active layer between the first electrode and the second electrode, wherein the active layer includes compound represented by Chemical Formula 1, and an image sensor including the same. In Chemical Formula 1, L1, L2, R1, R2, Ar1, Ar2, X1, X2, m1, m2, n1, and n2 are the same as described in the detailed description.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: July 27, 2021
    Assignees: Samsung Electronics Co., Ltd., Seoul National University R&DB Foundation
    Inventors: Yeong Suk Choi, Soo Young Park, Sung Young Yun, Min-Woo Choi, Ji Eon Kwon, Hyeong-Ju Kim
  • Publication number: 20210143338
    Abstract: Disclosed are an n-type semiconductor including compound represented by Chemical Formula 1 or Chemical Formula 2, an image sensor, and an electronic device. In Chemical Formula 1 and Chemical Formula 2, each substituent is as defined in the detailed description.
    Type: Application
    Filed: November 9, 2020
    Publication date: May 13, 2021
    Applicants: Samsung Electronics Co., Ltd., Seoul National University, R&DB Foundation
    Inventors: Yeong Suk CHOI, Soo Young PARK, Sung Young YUN, Hyeong-Ju KIM, Seyoung JUNG, Dong Joo MIN, Ji Eon KWON
  • Publication number: 20200152888
    Abstract: Disclosed are an organic device including a first electrode and a second electrode facing each other and an active layer between the first electrode and the second electrode, wherein the active layer includes compound represented by Chemical Formula 1, and an image sensor including the same. In Chemical Formula 1, L1, L2, R1, R2, Ar1, Ar2, X1, X2, m1, m2, n1, and n2 are the same as described in the detailed description.
    Type: Application
    Filed: July 30, 2019
    Publication date: May 14, 2020
    Applicants: Samsung Electronics Co., Ltd., Seoul National University, R&DB Foundation
    Inventors: Yeong Suk Choi, Soo Young PARK, Sung Young YUN, Min-Woo CHOI, Ji Eon KWON, Hyeong-Ju KIM
  • Patent number: 9106057
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: August 11, 2015
    Assignees: DONGWOO FINE-CHEM CO. LTD., SNU R&DB FOUNDATION
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon
  • Patent number: 9077155
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: July 7, 2015
    Assignees: DONGWOO FINE-CHEM CO. LTD., SNU R&DB FOUNDATION
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon
  • Patent number: 9024036
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: May 5, 2015
    Assignees: Dongwoo Fine-Chem Co. Ltd., SNU R&DB Foundation
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon
  • Publication number: 20140018543
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Application
    Filed: September 12, 2013
    Publication date: January 16, 2014
    Applicants: SNU R&DB Foundation, Dongwoo Fine-Chem Co., Ltd.
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon
  • Publication number: 20140012009
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Application
    Filed: September 12, 2013
    Publication date: January 9, 2014
    Applicants: SNU R&DB Foundation, Dongwoo Fine-Chem Co. Ltd.
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon
  • Publication number: 20140012008
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Application
    Filed: September 12, 2013
    Publication date: January 9, 2014
    Applicants: SNU R&DB Foundation, Dongwoo Fine-Chem Co. Ltd.
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon
  • Patent number: 8569510
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: October 29, 2013
    Assignees: Dongwoo Fine-Chem Co. Ltd., SNU R&DB Foundation
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon
  • Publication number: 20120046472
    Abstract: Provided are a white-emitting monomolecular compound using excited-state intramolecular proton transfer (ESIPT) characteristics, and an organic electroluminescence device and a laser device comprising same. The white-emitting monomolecular compound according to the present invention is prepared by covalently bonding at least two types of molecules which produce different colors and have excited-state intramolecular proton transfer (ESIPT) characteristics. The white-emitting monomolecular compound according to the present invention achieves white luminescence irrespective of the concentration thereof and of the state of the materials thereof, and therefore can be used in a variety of fields including an organic electroluminescence device and a laser device.
    Type: Application
    Filed: April 21, 2010
    Publication date: February 23, 2012
    Applicants: SNU R&DB FOUNDATION, DONGWOO FINE-CHEM CO. LTD
    Inventors: Soo Young Park, Sang Hyuk Park, Ji Eon Kwon