Patents by Inventor Houcai Liao

Houcai Liao 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).

  • LED lamp
    Patent number: D831862
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: October 23, 2018
    Assignee: HENGDIAN GROUP TOSPO LIGHTING CO., LTD.
    Inventors: Zuohong Yao, Lingyun Lu, Qiang Ni, Houcai Liao
  • Lamp
    Patent number: D853603
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: July 9, 2019
    Assignee: HENGDIAN GROUP TOSPO LIGHTING CO., LTD.
    Inventors: Zuohong Yao, Lingyun Lu Dongyang, Qiang Ni, Houcai Liao