Patents by Inventor Duling QIN

Duling QIN 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).

  • Screen printing device and screen printing method
    Patent number: 10710359
    Abstract: A screen printing device and a screen printing method are provided. The screen printing device includes a screen plate and an electrifying device, the screen plate includes a conductive mesh; and the electrifying device is electrically connected with the conductive mesh and configured to apply voltage to the conductive mesh. The screen printing method includes: adopting a printing head to rub against a screen plate to print ink onto a substrate for silk screen printing, wherein the screen plate includes a conductive mesh; and applying voltage with positive or negative polarity to the conductive mesh in the screen printing process.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: July 14, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Kang Zhang, Yuhong Zhou, Duling Qin, Chengpeng Li, Qian Qu
  • SCREEN PRINTING DEVICE AND SCREEN PRINTING METHOD
    Publication number: 20180244036
    Abstract: A screen printing device and a screen printing method are provided. The screen printing device includes a screen plate and an electrifying device, the screen plate includes a conductive mesh; and the electrifying device is electrically connected with the conductive mesh and configured to apply voltage to the conductive mesh. The screen printing method includes: adopting a printing head to rub against a screen plate to print ink onto a substrate for silk screen printing, wherein the screen plate includes a conductive mesh; and applying voltage with positive or negative polarity to the conductive mesh in the screen printing process.
    Type: Application
    Filed: April 17, 2017
    Publication date: August 30, 2018
    Inventors: Kang ZHANG, Yuhong ZHOU, Duling QIN, Chengpeng LI, Qian QU