Patents by Inventor Toshifumi TOJO

Toshifumi TOJO 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-forming material for electrochemical capacitors
    Patent number: 11742153
    Abstract: Provided is an electrode-forming material for an electrochemical capacitor useful for forming an electrode of an electrochemical capacitor having a high storage capacity and a high energy density. The electrode-forming material for an electrochemical capacitor according to an embodiment of the present invention includes boron-doped nanodiamond (A) having a specific surface area of 110 m2/g or greater and an electrical conductivity at 20° C. of 5.0×10?3 S/cm or greater; and a metal oxide (B), and the content of the (B) is from 20 to 95 mass % with respect to the total content of the (A) and (B).
    Type: Grant
    Filed: February 28, 2020
    Date of Patent: August 29, 2023
    Assignees: DAICEL CORPORATION, TOKYO UNIVERSITY OF SCIENCE FOUNDATION
    Inventors: Takeshi Kondo, Toshifumi Tojo, Makoto Yuasa, Kenjo Miyashita, Atori Miki, Masahiro Nishikawa, Takahiro Tei
  • ELECTRODE-FORMING MATERIAL FOR ELECTROCHEMICAL CAPACITORS
    Publication number: 20220157536
    Abstract: Provided is an electrode-forming material for an electrochemical capacitor useful for forming an electrode of an electrochemical capacitor having a high storage capacity and a high energy density. The electrode-forming material for an electrochemical capacitor according to an embodiment of the present invention includes boron-doped nanodiamond (A) having a specific surface area of 110 m2/g or greater and an electrical conductivity at 20° C. of 5.0×10?3 S/cm or greater; and a metal oxide (B), and the content of the (B) is from 20 to 95 mass % with respect to the total content of the (A) and (B).
    Type: Application
    Filed: February 28, 2020
    Publication date: May 19, 2022
    Applicants: DAICEL CORPORATION, TOKYO UNIVERSITY OF SCIENCE FOUNDATION
    Inventors: Takeshi KONDO, Toshifumi TOJO, Makoto YUASA, Kenjo MIYASHITA, Atori MIKI, Masahiro NISHIKAWA, Takahiro TEI