Patents by Inventor Feng-Wen Yen

Feng-Wen Yen 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).

  • Patent number: 11038120
    Abstract: The present invention discloses an organic compound represented by the following formula (1) and an organic electroluminescence device using the organic compound as the phosphorescent host material, the fluorescent host material, the fluorescent dopant material, the hole blocking material, or the electron transport material. The organic compound may lower a driving voltage and power consumption or increase a current efficiency or a half-life time of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: June 15, 2021
    Assignee: LUMINESCENCE TECHNOLOGY CORP.
    Inventors: Feng-Wen Yen, Tsun-Yuan Huang
  • Patent number: 11038124
    Abstract: The present invention discloses an organic compound and an organic electroluminescence device employing the organic compound as the fluorescent host material in the light emitting layer of the organic electroluminescence device. The organic electroluminescence device employing the organic compound of the present invention can operate under reduced driving voltage, increase current efficiency, and prolong half-life time.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: June 15, 2021
    Assignee: LUMINESCENCE TECHNOLOGY CORP.
    Inventors: Feng-Wen Yen, Li-Chieh Chuang
  • Patent number: 11005047
    Abstract: A heteroaromatic compound which can be used as the fluorescent guest material in the light emitting layer of the organic electroluminescence device is disclosed. The organic electroluminescence device employing the heteroaromatic compound of the present invention shows lower power consumption, higher efficiency, and longer half-life time than the existed organic electroluminescence devices.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: May 11, 2021
    Assignee: LUMINESCENCE TECHNOLOGY CORP.
    Inventors: Feng-Wen Yen, Li-Chieh Chuang, Tsun-Yuan Huang
  • Publication number: 20210130383
    Abstract: A compound having a first ligand of the following is described. Ring A represents a monocyclic aromatic group or a polycyclic aromatic group. Ring B represents a polycyclic aromatic group. Z is a carbon. Z and the right N are coordinated to a metal to form a five-membered chelate ring. R1 and R2 independently represent mono to a maximum possible number of substitutions, or no substitution.
    Type: Application
    Filed: November 5, 2019
    Publication date: May 6, 2021
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: Feng-Wen Yen, Tsun-Yuan Huang
  • Publication number: 20210101883
    Abstract: An organic compound is described. An organic electroluminescence device comprises the organic compound, as an electron transporting layer, or as a hole blocking layer. The organic compound of the following formula may lower a driving voltage or increase a current efficiency or a half-life of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Application
    Filed: October 4, 2019
    Publication date: April 8, 2021
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, LI-HSIN HSU
  • Publication number: 20210104679
    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: October 3, 2019
    Publication date: April 8, 2021
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, SHU-HUA YEH
  • 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
  • Publication number: 20210040075
    Abstract: An organic compound is described. An organic electroluminescence device comprises the organic compound, as a host of an emissive layer, or as a hole blocking layer. The organic compound may increase a half-life or current efficiency of the organic electroluminescence device. The organic compound may lower a driving voltage of the organic electroluminescence device. The mentioned organic compound may have the following formula: The same definition as described in the present invention.
    Type: Application
    Filed: August 6, 2019
    Publication date: February 11, 2021
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, LI-CHIEH CHUANG
  • Publication number: 20210040112
    Abstract: A heteroacene having the following formula (F) is described. An organic electroluminescence device comprises the heteroacene as a phosphorescent host, a fluorescent host, a hole blocking layer, or an electron transport layer. The heteroacene lowers 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 6, 2019
    Publication date: February 11, 2021
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, TSUN-YUAN HUANG
  • 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
  • Patent number: 10844043
    Abstract: A heteroaromatic compound which can be used as the fluorescent guest material in the light emitting layer of the organic electroluminescence device is disclosed. The organic electroluminescence device employing the heteroaromatic compound of the present invention can operate under reduced driving voltage, increase current efficiency, and prolong half-life time.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: November 24, 2020
    Inventors: Feng-Wen Yen, Li-Chieh Chuang
  • 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
  • Patent number: 10790466
    Abstract: An in-line system for mass production of an organic optoelectronic device is disclosed. The in-line system includes a patterned holder, a first chamber, and a second chamber. The patterned holder is for holding a substrate covered with a first electrode layer and a contact electrode layer, in which the first electrode layer and the contact electrode layer are partially shielded by the patterned holder. The first chamber is for forming an organic layer on portions of the first electrode layer and the contact electrode layer that are not shielded by the patterned holder. The second chamber is aligned with the first chamber and is for forming a second electrode layer on the organic layer.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: September 29, 2020
    Inventors: Feng-Wen Yen, Cheng-Hao Chang
  • Publication number: 20200235320
    Abstract: The present invention discloses an organic compound and an organic electroluminescence device employing the organic compound as the fluorescent host or guest material in the light emitting layer of the organic electroluminescence device. The organic electroluminescence device employing the organic compound of the present invention can operate under reduced driving voltage, increased current efficiency, or prolong half-life time.
    Type: Application
    Filed: January 17, 2019
    Publication date: July 23, 2020
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, LI-CHIEH CHUANG
  • Publication number: 20200235306
    Abstract: The present invention discloses an organic compound resented by the following formula (1) and an organic electroluminescence device using the organic compound. The organic compound may be for lowering a driving voltage or power consumption or increasing a current efficiency of half-life of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Application
    Filed: January 20, 2019
    Publication date: July 23, 2020
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, WAN-SHIUAN WU
  • Publication number: 20200235310
    Abstract: The present invention discloses an organic compound represented by the following formula (1) and an organic electroluminescence device using the organic compound as the phosphorescent host material, the fluorescent host material, the fluorescent dopant material, the hole blocking material, or the electron transport material. The organic compound may lower a driving voltage and power consumption or increase a current efficiency or a half-life time of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Application
    Filed: January 17, 2019
    Publication date: July 23, 2020
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, TSUN-YUAN HUANG
  • Publication number: 20200235318
    Abstract: The present invention discloses an iridium complex represented by the following formula (1) and an organic electroluminescence device using the iridium complex as a phosphorescent dopant material. The phosphorescent dopant material may be for lowering a driving voltage or power consumption or increasing a current efficiency of half-life 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, Li-Hsin Hsu
  • 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
  • Publication number: 20200235315
    Abstract: The present invention discloses an organic compound and an organic electroluminescence device using the organic compound as a host material, a fluorescent guest material, an electron transporting or a hole blocking 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 half-life 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, Li-Chieh Chuang
  • Publication number: 20200227649
    Abstract: The present invention discloses an organic compound represented by the following formula (1) and an organic electroluminescence device using the organic compound as the phosphorescent host material, the fluorescent host material, or the fluorescent dopant material. The organic compound may increase a current efficiency or half-life of the organic electroluminescence device. The same definition as described in the present invention.
    Type: Application
    Filed: January 16, 2019
    Publication date: July 16, 2020
    Applicant: LUMINESCENCE TECHNOLOGY CORPORATION
    Inventors: FENG-WEN YEN, Shu-Hua Yeh