Patents by Inventor Syingshun Liu

Syingshun 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).

  • Wall-mounted electrical-connector-engaging assembly with quick installation features
    Patent number: 11705680
    Abstract: A wall-mounted electrical-connector-engaging assembly for axial engagement with an electrical connector, the assembly including (a) a wall-surface adapter having front and back faces and attached to a wall over an opening in the wall and (b) a backcap. The adapter back face has a plurality of wire-connection points for installation of a corresponding plurality of wires, and the adapter front face has a plurality of slidably-engaging electrical connection points for engagement in at least an axial direction with the electrical connector. The backcap surrounds the plurality of wire-connection points and adjacent portions of the corresponding plurality of wires connected thereto, and includes a twist lock for installation on the wall-surface adapter.
    Type: Grant
    Filed: May 26, 2021
    Date of Patent: July 18, 2023
    Inventor: Drew Syingshun Liu
  • Wall-Mounted Electrical-Connector-Engaging Assembly with Quick Installation Features
    Publication number: 20210376538
    Abstract: A wall-mounted electrical-connector-engaging assembly for axial engagement with an electrical connector, the assembly including (a) a wall-surface adapter having front and back faces and attached to a wall over an opening in the wall and (b) a backcap. The adapter back face has a plurality of wire-connection points for installation of a corresponding plurality of wires, and the adapter front face has a plurality of slidably-engaging electrical connection points for engagement in at least an axial direction with the electrical connector. The backcap surrounds the plurality of wire-connection points and adjacent portions of the corresponding plurality of wires connected thereto, and includes a twist lock for installation on the wall-surface adapter.
    Type: Application
    Filed: May 26, 2021
    Publication date: December 2, 2021
    Inventor: Drew Syingshun Liu
  • Push-and-turn connector electrical wiring device
    Patent number: D692382
    Type: Grant
    Filed: May 16, 2012
    Date of Patent: October 29, 2013
    Inventor: Syingshun Liu