Patents by Inventor Keyun Zhang

Keyun Zhang 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: D804410
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: December 5, 2017
    Assignee: EMOMO TECHNOLOGY CO., LTD
    Inventors: Wenji Tang, Huiyao An, Rui Zou, Keyun Zhang, Zhigang Wang, Yushu Zhao
  • Charger
    Patent number: D805472
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: December 19, 2017
    Assignee: EMOMO TECHNOLOGY CO., LTD
    Inventors: Wenji Tang, Zhigang Wang, Keyun Zhang, Rui Zou
  • Switch controller
    Patent number: D818973
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: May 29, 2018
    Assignee: eMoMo Technology Co., Ltd.
    Inventors: Wenji Tang, Zhigang Wang, Ming Kong, Keyun Zhang, Xiaolian Zhou
  • Switch controller
    Patent number: D828309
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: September 11, 2018
    Assignee: eMoMo TECHNOLOGY CO., LTD.
    Inventors: Wenji Tang, Zhigang Wang, Ming Kong, Keyun Zhang