Patents by Inventor Noikazu Osada

Noikazu Osada 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 material for non-aqueous electrolyte secondary battery, negative electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
    Patent number: 9318737
    Abstract: There is provided a negative electrode material for non-aqueous electrolyte secondary batteries, the negative electrode material being a silicon oxide represented by the composition formula, SiOx, containing silicon and silicon oxide, in which x satisfies the relation of 0.1?x?0.8; the silicon oxide contains crystalline silicon; among the particles of crystalline silicon having a diameter of 1 nm or greater, the proportion by number of particles having a diameter of 100 nm or less is 90% or greater; and the BET specific surface area of the silicon oxide is larger than 100 m2/g.
    Type: Grant
    Filed: February 22, 2013
    Date of Patent: April 19, 2016
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kenji Essaki, Takayuki Fukasawa, Tomokazu Morita, Noikazu Osada, Yasuyuki Hotta, Takashi Kuboki, Toshiro Hiraoka
  • Negative Electrode Material for Non-Aqueous Electrolyte Secondary Battery, Negative Electrode Active Material for Non-Aqueous Electrolyte Secondary Battery, and Non-Aqueous Electrolyte Secondary Battery
    Publication number: 20130337314
    Abstract: There is provided a negative electrode material for non-aqueous electrolyte secondary batteries, the negative electrode material being a silicon oxide represented by the composition formula, SiOx, containing silicon and silicon oxide, in which x satisfies the relation of 0.1?x?0.8; the silicon oxide contains crystalline silicon; among the particles of crystalline silicon having a diameter of 1 nm or greater, the proportion by number of particles having a diameter of 100 nm or less is 90% or greater; and the BET specific surface area of the silicon oxide is larger than 100 m2/g.
    Type: Application
    Filed: February 22, 2013
    Publication date: December 19, 2013
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Kenji Essaki, Takayuki Fukasawa, Tomokazu Morita, Noikazu Osada, Yasuyuki Hotta, Takashi Kuboki, Toshiro Hiraoka