Patents by Inventor Linqing Liu

Linqing Liu 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).

  • LCD TV
    Patent number: D540754
    Type: Grant
    Filed: September 15, 2004
    Date of Patent: April 17, 2007
    Assignee: Sichuan Changhong Electric Co., Ltd.
    Inventors: Rongfeng Zheng, Wenqing Yu, Linqing Liu, Saijin Lin
  • Bluetooth food thermometer (PRO5)
    Patent number: D840846
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: February 19, 2019
    Assignee: SHENZHEN HYPERSYNES CO., LTD
    Inventor: Linqing Liu
  • Bluetooth food thermometer
    Patent number: D841491
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: February 26, 2019
    Assignee: SHENZHEN HYPERSYNES CO., LTD.
    Inventor: Linqing Liu