Patents by Inventor Jinjia Zhang

Jinjia Zhang 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).

  • Water heater
    Patent number: D485893
    Type: Grant
    Filed: February 14, 2001
    Date of Patent: January 27, 2004
    Assignees: Haier Group Corporation, Qingdao Refrigeration Technology Research Institute
    Inventors: Guanglin Du, Jinjia Zhang