Patents by Inventor Liangyu Zhou

Liangyu Zhou 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).

  • Charger
    Patent number: D843316
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: March 19, 2019
    Assignee: HUNAN OCEANWING E-COMMERCE CO., LTD
    Inventors: Liangyu Zhou, Bing Tan
  • Speaker
    Patent number: D873796
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: January 28, 2020
    Assignee: HUMAN OCEANWING E-COMMERCE CO., LTD.
    Inventors: Qin Tan, Liangyu Zhou
  • Speaker
    Patent number: D880452
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: April 7, 2020
    Assignee: HUNAN OCEANWING E-COMMERCE CO., LTD.
    Inventors: Qin Tan, Liangyu Zhou