Patents by Inventor Chengyong Du

Chengyong Du 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).

  • Power switch
    Patent number: D695229
    Type: Grant
    Filed: June 7, 2012
    Date of Patent: December 10, 2013
    Assignee: ASCO Power Technologies, L.P.
    Inventors: Xiaoke Ran, Chengyong Du, Fan Li
  • Rectifier
    Patent number: D930584
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: September 14, 2021
    Assignee: Vertiv Tech Co., Ltd.
    Inventors: Xin Xiang, Xiang Zhang, Chengyong Du