Patents by Inventor Taiki SUEMATSU

Taiki SUEMATSU 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).

  • ALL SOLID BATTERY
    Publication number: 20250140852
    Abstract: An all solid battery includes a positive electrode layer that includes a positive electrode active material that is a Co-containing phosphate in which a portion of a Co site is replaced with at least one of Mg, Zn, or Ni, a negative electrode layer that includes a negative electrode active material, and a solid electrolyte layer that is sandwiched by the positive electrode layer and the negative electrode layer.
    Type: Application
    Filed: September 3, 2024
    Publication date: May 1, 2025
    Applicant: TAIYO YUDEN CO., LTD.
    Inventors: Yusuke KAWASAKI, Taiki SUEMATSU
  • NEGATIVE ELECTRODE ACTIVE MATERIAL AND ALL SOLID BATTERY
    Publication number: 20250087680
    Abstract: A negative electrode active material is expressed by a composition formula of TiTa2?xMxO7. x is less than 0.20. Ti/(Ta+M) ratio is 0.50 or more and 0.56 or less.
    Type: Application
    Filed: March 14, 2022
    Publication date: March 13, 2025
    Applicant: TAIYO YUDEN CO., LTD.
    Inventors: Taiki SUEMATSU, Daigo ITO
  • All solid battery and detecting method of end point voltage of the same
    Patent number: 12107260
    Abstract: An all solid battery includes an oxide-based solid electrolyte layer, a positive electrode layer that is provided on a first main face of the oxide-based solid electrolyte layer and includes a positive electrode active material, and a negative electrode layer that is provided on a second main face of the oxide-based solid electrolyte layer and includes a negative electrode active material. At least one of the positive electrode active material of the positive electrode layer and the negative electrode active material of the negative electrode layer includes a first electrode active material and a second electrode active material of which average operation potentials (vs Li/Li+) are different from each other.
    Type: Grant
    Filed: May 21, 2021
    Date of Patent: October 1, 2024
    Assignee: TAIYO YUDEN CO., LTD.
    Inventors: Daigo Ito, Taiki Suematsu
  • ALL SOLID BATTERY AND DETECTING METHOD OF END POINT VOLTAGE OF THE SAME
    Publication number: 20210408531
    Abstract: An all solid battery includes an oxide-based solid electrolyte layer, a positive electrode layer that is provided on a first main face of the oxide-based solid electrolyte layer and includes a positive electrode active material, and a negative electrode layer that is provided on a second main face of the oxide-based solid electrolyte layer and includes a negative electrode active material. At least one of the positive electrode active material of the positive electrode layer and the negative electrode active material of the negative electrode layer includes a first electrode active material and a second electrode active material of which average operation potentials (vs Li/Li+) are different from each other.
    Type: Application
    Filed: May 21, 2021
    Publication date: December 30, 2021
    Applicant: TAIYO YUDEN CO., LTD.
    Inventors: Daigo ITO, Taiki SUEMATSU