Patents by Inventor Fengwei PEI

Fengwei PEI 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).

  • OLED device and preparation method therefor and display apparatus
    Patent number: 10411217
    Abstract: An OLED device and a manufacturing method thereof and a display apparatus are provided. The OLED device includes an anode, a cathode, and a functional layer disposed between the anode and the cathode, the cathode includes an organometallic layer, and the organometallic layer includes an organic metal. The OLED device is capable of increasing the stability of the cathode in the OLED device and reducing the cost of the OLED device.
    Type: Grant
    Filed: April 12, 2016
    Date of Patent: September 10, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Fengwei Pei, Ziyi Zhao, Jinzhong Zhang, Ninghao Quan
  • Crucible for OLED evaporation source and manufacturing method thereof
    Patent number: 10392692
    Abstract: Embodiments of the present disclosure provide a crucible for OLED evaporation source and a manufacturing method thereof. The crucible comprises a body and an inner plate provided on the body. A bottom of the body is gradually enlarged from down to up in a cross section perpendicular to a length direction of the body. The bottom of the body is designed to have a V shape, a U shape or a combined shape thereof in the cross section perpendicular to the length direction of the body.
    Type: Grant
    Filed: December 25, 2015
    Date of Patent: August 27, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Fengwei Pei, Feng Liu, Kelei Liu
  • Evaporation crucible and evaporation device
    Patent number: 10260144
    Abstract: An evaporation crucible and an evaporation device are provided. The evaporation crucible includes a crucible body and a plurality of nozzles connected to the crucible body, wherein at least one of the nozzles is provided with a nozzle heating structure at a periphery thereof. The evaporation device includes the above-mentioned evaporation crucible.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: April 16, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Fengwei Pei, Ziyi Zhao
  • OLED DEVICE AND PREPARATION METHOD THEREFOR AND DISPLAY APPARATUS
    Publication number: 20170301880
    Abstract: An OLED device and a manufacturing method thereof and a display apparatus are provided. The OLED device includes an anode, a cathode, and a functional layer disposed between the anode and the cathode, the cathode includes an organometallic layer, and the organometallic layer includes an organic metal. The OLED device is capable of increasing the stability of the cathode in the OLED device and reducing the cost of the OLED device.
    Type: Application
    Filed: April 12, 2016
    Publication date: October 19, 2017
    Applicants: Boe Technology Group Co., Ltd., Ordos Yuansheng Optoelectronics Co., Ltd.
    Inventors: Fengwei PEI, Ziyi ZHAO, Jinzhong ZHANG, Ninghao QUAN
  • EVAPORATION APPARATUS
    Publication number: 20170211172
    Abstract: An evaporation apparatus includes an evaporation chamber for evaporating a substrate to be evaporated. The evaporation chamber includes: a plurality of isolation units configured to divide the evaporation chamber into a plurality of evaporation sub-chambers; a plurality of evaporation sources respectively located in the plurality of evaporation sub-chambers; and a transportation unit arranged opposite to the evaporation sources and configured to move the substrate to be evaporated among the plurality of evaporation sub-chambers.
    Type: Application
    Filed: March 28, 2016
    Publication date: July 27, 2017
    Applicants: BOE Technology Group Co., Ltd., Ordos Equipment Manufacturing Base, Dongsheng
    Inventors: Fengwei Pei, Ziyi Zhao, Fuyi Cui, Jinzhong Zhang
  • CRUCIBLE FOR OLED EVAPORATION SOURCE AND MANUFACTURING METHOD THEREOF
    Publication number: 20170198388
    Abstract: Embodiments of the present disclosure provide a crucible for OLED evaporation source and a manufacturing method thereof. The crucible comprises a body and an inner plate provided on the body. A bottom of the body is gradually enlarged from down to up in a cross section perpendicular to a length direction of the body. The bottom of the body is designed to have a V shape, a U shape or a combined shape thereof in the cross section perpendicular to the length direction of the body.
    Type: Application
    Filed: December 25, 2015
    Publication date: July 13, 2017
    Inventors: Fengwei Pei, Feng Liu, Kelei Liu
  • EVAPORATION CRUCIBLE AND EVAPORATION DEVICE
    Publication number: 20160305010
    Abstract: An evaporation crucible and an evaporation device are provided. The evaporation crucible includes a crucible body and a plurality of nozzles connected to the crucible body, wherein at least one of the nozzles is provided with a nozzle heating structure at a periphery thereof. The evaporation device includes the above-mentioned evaporation crucible.
    Type: Application
    Filed: April 18, 2016
    Publication date: October 20, 2016
    Inventors: Fengwei PEI, Ziyi ZHAO