Patents by Inventor WenQiang Xia

WenQiang Xia 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).

  • Transition metal hydroxide and oxide, method of producing the same, and cathode material containting the same
    Patent number: 8153032
    Abstract: Transition metal hydroxide and oxide, method of producing the same, and cathode material containing the same are disclosed. One method includes coupling an alkaline solution to a transition metal salt solution under an inert gas atmosphere, whereby the alkaline solution includes an additive. A transition metal oxide may be prepared by heating the transition metal hydroxide under an oxygen gas atmosphere. Cathode materials for lithium-ion batteries may be prepared incorporating the transition metal hydroxide and oxide embodiments disclosed herein.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: April 10, 2012
    Assignee: BYD Company Limited
    Inventors: WenQiang Xia, ChaQing Xu, ZhanFeng Jiang
  • TRANSITION METAL HYDROXIDE AND OXIDE, METHOD OF PRODUCING THE SAME, AND CATHODE MATERIAL CONTAINTING THE SAME
    Publication number: 20090302283
    Abstract: Transition metal hydroxide and oxide, method of producing the same, and cathode material containing the same are disclosed. One method includes coupling an alkaline solution to a transition metal salt solution under an inert gas atmosphere, whereby the alkaline solution includes an additive. A transition metal oxide may be prepared by heating the transition metal hydroxide under an oxygen gas atmosphere. Cathode materials for lithium-ion batteries may be prepared incorporating the transition metal hydroxide and oxide embodiments disclosed herein.
    Type: Application
    Filed: May 6, 2009
    Publication date: December 10, 2009
    Applicant: BYD COMPANY LIMITED
    Inventors: WenQiang XIA, ChaQing XU, ZhanFeng JIANG