Patents by Inventor Takatoshi KASUKABE

Takatoshi KASUKABE 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).

  • Negative Electrode Active Material for Lithium Ion Secondary Battery and Lithium Ion Secondary Battery
    Publication number: 20170309913
    Abstract: An object of the present invention is to provide a negative electrode active material for a lithium ion secondary battery, the negative electrode active material particularly having a high capacity and a long lifetime. A negative electrode material for a lithium ion secondary battery, containing: silicon nanoparticles; and silicon nanowires, wherein the silicon nanoparticles and the silicon nanowires are bound to each other. More preferably, the negative electrode active material for a lithium ion secondary battery, wherein a surface of the silicon nanoparticle or the silicon nanowire is covered with a carbon coating layer.
    Type: Application
    Filed: November 14, 2014
    Publication date: October 26, 2017
    Inventors: Makoto OKAI, Takashi KYOTANI, Hirotomo NISHIHARA, Takatoshi KASUKABE