Patents by Inventor Haruki OOTSUKA

Haruki OOTSUKA 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).

  • NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POROUS LAYER
    Publication number: 20200335758
    Abstract: The present invention achieves a nonaqueous electrolyte secondary battery porous layer having further improved heat resistance. A nonaqueous electrolyte secondary battery porous layer in accordance with an aspect of the present invention has a shear strength per weight per unit area of not less than 140 N/[mm3/(g/m2)].
    Type: Application
    Filed: April 15, 2020
    Publication date: October 22, 2020
    Inventors: Yuichiro AZUMA, Haruki OOTSUKA