Patents by Inventor Sun Junyi

Sun Junyi 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).

  • Center flow pressure relief valve
    Patent number: 9702472
    Abstract: A pressure relief valve includes a one-piece combined plug that includes a seat at one end, a spring guide at another end, and a plug between the seat and the spring guide. A central bore extends through the spring guide and the plug and a branch channel extends outward from one end of the central bore.
    Type: Grant
    Filed: April 22, 2015
    Date of Patent: July 11, 2017
    Assignee: TESCOM CORPORATION
    Inventors: Eric Burgett, Sun Junyi
  • CENTER FLOW PRESSURE RELIEF VALVE
    Publication number: 20160273669
    Abstract: A pressure relief valve includes a one-piece combined plug that includes a seat at one end, a spring guide at another end, and a plug between the seat and the spring guide. A central bore extends through the spring guide and the plug and a branch channel extends outward from one end of the central bore.
    Type: Application
    Filed: April 22, 2015
    Publication date: September 22, 2016
    Inventors: Eric Burgett, Sun Junyi