Patents by Inventor Masashi DEMIZU

Masashi DEMIZU 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).

  • Electrode plate, energy storage device, and method for manufacturing electrode plate
    Patent number: 11374225
    Abstract: In an electrode having a covering layer stacked on a composite layer, an increase in resistance of the electrode is suppressed. An electrode plate includes a composite layer including active material particles and a covering layer including filler particles stacked on the composite layer. In this electrode plate, a particle size (D30) of the active material particle is set to be equal to or smaller than a particle size (D50) of the filler particle.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: June 28, 2022
    Assignee: GS Yuasa International Ltd.
    Inventors: Ryosuke Kaneko, Masashi Demizu, Tetsuya Murai
  • ELECTRODE PLATE, ENERGY STORAGE DEVICE, AND METHOD FOR MANUFACTURING ELECTRODE PLATE
    Publication number: 20200335793
    Abstract: In an electrode having a covering layer stacked on a composite layer, an increase in resistance of the electrode is suppressed. An electrode plate includes a composite layer including active material particles and a covering layer including filler particles stacked on the composite layer. In this electrode plate, a particle size (D30) of the active material particle is set to be equal to or smaller than a particle size (D50) of the filler particle.
    Type: Application
    Filed: October 6, 2017
    Publication date: October 22, 2020
    Inventors: Ryosuke KANEKO, Masashi DEMIZU, Tetsuya MURAI