Patents by Inventor Peiwen Zheng

Peiwen Zheng 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).

  • POLYIMIDE WEB SEPARATOR FOR USE IN AN ELECTROCHEMICAL CELL
    Publication number: 20190245177
    Abstract: The present invention is directed to a separator for an electrochemical cell comprising a web, the web comprising fibers of a polyimide and a protective region wherein the protective region impedes electrochemical reduction of the polyimide inside the electrochemical cell. The present invention is further directed to a multi-layer article and electrochemical cell containing the separator.
    Type: Application
    Filed: April 12, 2019
    Publication date: August 8, 2019
    Inventors: T. Joseph Dennes, Raymond Adam, Srijanani Bhaskar, Noel Stephen Brabbs, David M. Groski, Eric Huebsch, Charles E. Jackson, JR., Stephen Mazur, Peiwen Zheng
  • POLYIMIDE WEB SEPARATOR FOR USE IN AN ELECTROCHEMICAL CELL
    Publication number: 20150325831
    Abstract: The present invention is directed to a separator for an electrochemical cell comprising a web, the web comprising fibers of a polyimide and a protective region wherein the protective region impedes electrochemical reduction of the polyimide inside the electrochemical cell. The present invention is further directed to a multi-layer article and electrochemical cell containing the separator.
    Type: Application
    Filed: May 6, 2015
    Publication date: November 12, 2015
    Inventors: T. Joseph Dennes, Raymond Adam, Srijanani Bhaskar, Noel Stephen Brabbs, David M. Groski, Eric Huebsch, Charles E. Jackson, JR., Stephen Mazur, Peiwen Zheng