Patents by Inventor Dong Hwan WANG

Dong Hwan WANG 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).

  • Lead-free photodetector and method for manufacturing the same
    Patent number: 12260999
    Abstract: Disclosed are a lead-free photodetector and a method for manufacturing the same. The lead-free photodetector includes a light-side electrode, a light-side conductive layer formed on the light-side electrode, a perovskite layer formed on the light-side conductive layer, a rear-side conductive layer formed on the perovskite layer, and a rear-side electrode formed on the rear-side conductive layer.
    Type: Grant
    Filed: June 14, 2023
    Date of Patent: March 25, 2025
    Assignees: CHUNGANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION, RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Dong Hwan Wang, Woong Sik Jang, Il Jeon, Kyu Sun Kim
  • METHOD FOR MANUFACTURING ORGANIC OPTOELECTRONIC DEVICE AND ORGANIC OPTOELECTRONIC DEVICE MANUFACTURED THEREBY
    Publication number: 20250031561
    Abstract: Disclosed is a method for manufacturing an organic optoelectronic device, the method including: coating a second layer composition on a mediator; and forming a second layer of thin film on a first layer by moving the second layer composition coated on the mediator onto the first layer, wherein the second layer composition contains a donor and an acceptor and the acceptor includes a non-fullerene compound.
    Type: Application
    Filed: May 26, 2022
    Publication date: January 23, 2025
    Applicant: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
    Inventors: Dong Hwan WANG, Min Soo KIM, Woongsik JANG
  • LEAD-FREE PHOTODETECTOR AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20240153714
    Abstract: Disclosed are a lead-free photodetector and a method for manufacturing the same. The lead-free photodetector includes a light-side electrode, a light-side conductive layer formed on the light-side electrode, a perovskite layer formed on the light-side conductive layer, a rear-side conductive layer formed on the perovskite layer, and a rear-side electrode formed on the rear-side conductive layer.
    Type: Application
    Filed: June 14, 2023
    Publication date: May 9, 2024
    Applicants: CHUNGANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION, RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Dong Hwan WANG, Woong Sik JANG, Il JEON, Kyu Sun KIM
  • METHOD FOR MANUFACTURING ORGANIC OPTOELECTRONIC DEVICE AND ORGANIC OPTOELECTRONIC DEVICE MANUFACTURED THEREBY
    Publication number: 20230389404
    Abstract: Disclosed is a method for manufacturing an organic optoelectronic device, the method including: coating a second layer composition on a mediator; and forming a second layer of thin film on a first layer by moving the second layer composition coated on the mediator onto the first layer, wherein the second layer composition contains a donor and an acceptor and the acceptor includes a non-fullerene compound.
    Type: Application
    Filed: May 26, 2022
    Publication date: November 30, 2023
    Applicant: CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
    Inventors: Dong Hwan WANG, Min Soo KIM, Woongsik JANG
  • FLEXIBLE STRUCTURE PHOTODETECTOR
    Publication number: 20220165972
    Abstract: A photodetector according to an embodiment of the present disclosure includes: a carbon allotrope electrode, wherein the carbon allotrope electrode has an average transmittance in a range from 85% to 95% at a wavelength in a range from 380 nm to 780 nm.
    Type: Application
    Filed: October 14, 2021
    Publication date: May 26, 2022
    Inventors: Dong Hwan Wang, Woongsik Jang
  • Active layer, organic photovoltaic cell comprising the same and manufacturing method thereof
    Patent number: 9299937
    Abstract: The present specification provides a photoactive layer including an electron accepting material and an electron donating material, an organic photovoltaic cell including the same, and a method of manufacturing the organic photovoltaic cell, which includes treating the electron accepting material and the electron donating material by a non-solvent.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: March 29, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Hangken Lee, Ji Hye Jeon, Jaechol Lee, Dong Hwan Wang, Jong Hyeok Park, O Ok Park
  • ACTIVE LAYER, ORGANIC PHOTOVOLTAIC CELL COMPRISING THE SAME AND MANUFACTURING METHOD THEREOF
    Publication number: 20140116511
    Abstract: The present specification provides a photoactive layer including an electron accepting material and an electron donating material, an organic photovoltaic cell including the same, and a method of manufacturing the organic photovoltaic cell, which includes treating the electron accepting material and the electron donating material by a non-solvent.
    Type: Application
    Filed: September 27, 2013
    Publication date: May 1, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Hangken LEE, Ji Hye JEON, Jaechol LEE, Dong Hwan WANG, Jong Hyeok PARK, O Ok PARK