Patents by Inventor Wen-Feng Hsiao

Wen-Feng Hsiao 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).

  • Compound for organic electroluminescence device using the same
    Patent number: 11211568
    Abstract: The present invention discloses an organic compound and an organic electroluminescence device using the organic compound as a material in the light emitting layer of the organic electroluminescence device. The organic compound may be for lowering a driving voltage, power consumption or increasing a current efficiency or 90% life time of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Grant
    Filed: January 21, 2019
    Date of Patent: December 28, 2021
    Assignee: LUMINESCENCE TECHNOLOGY CORP.
    Inventors: Feng-Wen Yen, Wen-Feng Hsiao
  • Compound for organic electroluminescence device using the same
    Patent number: 11192881
    Abstract: An organic compound is described. An organic electroluminescence device comprises the organic compound as a host or a hole blocking layer. The organic compound of the following formula may lower a driving voltage or increases a current efficiency or a half-life of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: December 7, 2021
    Assignee: LUMINESCENCE TECHNOLOGY CORP.
    Inventors: Feng-Wen Yen, Wen-Feng Hsiao
  • COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
    Publication number: 20210061787
    Abstract: An organic compound is described. An organic electroluminescence device comprises the organic compound as a host or a hole blocking layer. The organic compound of the following formula may lower a driving voltage or increases a current efficiency or a half-life of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Application
    Filed: August 27, 2019
    Publication date: March 4, 2021
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, WEN-FENG HSIAO
  • Iridium complex and organic electroluminescence device using the same
    Patent number: 10886477
    Abstract: The present invention discloses an iridium complex of formula (1) below and an organic electroluminescence device employing the iridium complex as the phosphorescent dopant material. The organic EL device can display good performance, such as reduced driving voltage, increased current efficiency, and longer half-life time.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: January 5, 2021
    Inventors: Feng-Wen Yen, Wen-Feng Hsiao
  • Indenotriphenylene-based amine derivative and organic electroluminescence device using the same
    Patent number: 10807972
    Abstract: The present invention discloses an indenotriphenylene-based amine derivative and an organic electroluminescence device employing the indenotriphenylene-based amine derivative as the dopant material, the hole transporting material, or the electron blocking material of the organic electroluminescence device. The organic electroluminescence device of the present invention exhibits improved performance, such as reduced power consumption, increased current efficiency, and longer half-life time.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: October 20, 2020
    Inventors: Feng-Wen Yen, Wen-Feng Hsiao
  • COMPOUND FOR ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
    Publication number: 20200235311
    Abstract: The present invention discloses an organic compound and an organic electroluminescence device using the organic compound as a material in the light emitting layer of the organic electroluminescence device. The organic compound may be for lowering a driving voltage, power consumption or increasing a current efficiency or 90% life time of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Application
    Filed: January 21, 2019
    Publication date: July 23, 2020
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: Feng-Wen YEN, Wen-Feng HSIAO
  • INDENOTRIPHENYLENE-BASED AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
    Publication number: 20200115369
    Abstract: The present invention discloses an indenotriphenylene-based amine derivative and an organic electroluminescence device employing the indenotriphenylene-based amine derivative as the dopant material, the hole transporting material, or the electron blocking material of the organic electroluminescence device. The organic electroluminescence device of the present invention exhibits improved performance, such as reduced power consumption, increased current efficiency, and longer half-life time.
    Type: Application
    Filed: October 15, 2018
    Publication date: April 16, 2020
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, WEN-FENG HSIAO
  • Delayed fluorescence compound and organic electroluminescent device using the same
    Patent number: 10472564
    Abstract: The present invention discloses a delayed fluorescence compound and the organic electroluminescent device employing the delayed fluorescence compound as the delayed fluorescence dopant material, the delayed fluorescence host material, or the phosphorescent host material in the light emitting layer, and/or used in the hole blocking layer and/or the electron transporting layer of the organic EL device, which thereby displays good performance.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: November 12, 2019
    Inventors: Feng-Wen Yen, Wen-Feng Hsiao
  • IRIDIUM COMPLEX AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME
    Publication number: 20190296251
    Abstract: The present invention discloses an iridium complex of formula (1) below and an organic electroluminescence device employing the iridium complex as the phosphorescent dopant material. The organic EL device can display good performance, such as reduced driving voltage, increased current efficiency, and longer half-life time.
    Type: Application
    Filed: March 23, 2018
    Publication date: September 26, 2019
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, WEN-FENG HSIAO
  • DELAYED FLUORESCENCE COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME
    Publication number: 20190093009
    Abstract: The present invention discloses a delayed fluorescence compound and the organic electroluminescent device employing the delayed fluorescence compound as the delayed fluorescence dopant material, the delayed fluorescence host material, or the phosphorescent host material in the light emitting layer, and/or used in the hole blocking layer and/or the electron transporting layer of the organic EL device, which thereby displays good performance.
    Type: Application
    Filed: September 26, 2017
    Publication date: March 28, 2019
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, WEN-FENG HSIAO
  • Delayed fluorescence compound for organic EL device and using the same
    Patent number: 10224488
    Abstract: The present invention discloses a delayed fluorescence compound and the organic EL device employing the delayed fluorescence compound as light emitting host of emitting lay and/or an electron transporting layer, and/or a hole blocking layer, and/or a delayed fluorescence material of emitting layer for organic EL device in the present invention display good performance.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: March 5, 2019
    Inventors: Feng-Wen Yen, Wen-Feng Hsiao, Chin-Min Teng
  • DELAYED FLUORESCENCE COMPOUND FOR ORGANIC EL DEVICE AND USING THE SAME
    Publication number: 20180182975
    Abstract: The present invention discloses a delayed fluorescence compound and the organic EL device employing the delayed fluorescence compound as light emitting host of emitting lay and/or an electron transporting layer, and/or a hole blocking layer, and/or a delayed fluorescence material of emitting layer for organic EL device in the present invention display good performance.
    Type: Application
    Filed: December 27, 2016
    Publication date: June 28, 2018
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, Wen-Feng Hsiao, Chin-Min Teng