Patents by Inventor Annabelle Po Yin Wong

Annabelle Po Yin Wong 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).

  • Novel Intermediate Material Between Precursor and Cathode Active Material
    Publication number: 20220363563
    Abstract: A process for forming an active cathode material. The process comprises forming a precursor comprising a lithium salt and a multi-carboxylic acid salt of at least one of nickel, manganese or cobalt; heating the precursor in a metal lined vessel to a temperature of no more than 600° C. to form an intermediate material; and heating the intermediate material to a temperature of over 600° C. to form said active cathode material.
    Type: Application
    Filed: May 13, 2022
    Publication date: November 17, 2022
    Inventors: Daniel J. Blondal, Stephen A. Campbell, Annabelle Po Yin Wong, O'Rian Reid