Patents by Inventor Go TEI

Go TEI 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).

  • POSITIVE ELECTRODE ACTIVE MATERIAL AND MAGNESIUM SECONDARY BATTERY
    Publication number: 20220246935
    Abstract: A positive electrode active material contains a composite sulfide containing Mg and at least one element selected from the group consisting of Ti, V, Cr, Mn, Fe, Ni, Cu, Zr, Nb, Mo, Ta, and W. The positive electrode active material has a crystal structure belonging to space group Fm-3m.
    Type: Application
    Filed: April 19, 2022
    Publication date: August 4, 2022
    Inventors: GO TEI, TAKASHI OTO, TOMOFUMI HAMAMURA
  • PRIMARY BATTERY
    Publication number: 20210343997
    Abstract: A primary battery includes: a positive electrode including a positive electrode collector composed of a porous conductor, and a porous positive electrode layer disposed on the positive electrode collector, oxygen taken from outside of the primary battery through the positive electrode collector being allowed to diffuse into the porous positive electrode layer; a negative electrode including a negative electrode collector composed of a porous conductor, and a porous negative electrode layer disposed on the negative electrode collector, the porous negative electrode layer including lithium nitride composed of lithium and nitrogen, nitrogen generated during discharge being allowed to diffuse into the porous negative electrode layer; and a nonaqueous electrolytic solution disposed between the positive electrode and the negative electrode, the nonaqueous electrolytic solution containing a lithium salt.
    Type: Application
    Filed: July 16, 2021
    Publication date: November 4, 2021
    Inventors: GO TEI, KOICHI SAWADA, MITSUHIRO HIBINO, MASAKO YOKOYAMA, MASAHISA FUJIMOTO, YU OTSUKA
  • Cathode active material containing boron and carbon, and magnesium secondary battery using the same
    Patent number: 11081698
    Abstract: A cathode active material for magnesium secondary batteries includes a material containing magnesium, boron, and carbon. The material has a layered structure.
    Type: Grant
    Filed: April 16, 2019
    Date of Patent: August 3, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Go Tei, Toshiro Kume, Akira Kano
  • Cathode active material containing magnesium-transition metal composite oxide and magnesium secondary battery using the same
    Patent number: 11018330
    Abstract: A cathode active material for magnesium secondary batteries contains a composite oxide represented by the formula MgxMyO2, where M is at least one selected from the group consisting of Ni, Co, Mn, Ti, V, Cr, Fe, Cu, and Mo; 1.0<x, and y<1.0.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: May 25, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Toshiro Kume, Go Tei
  • Negative electrode active material containing graphite material and battery including negative electrode containing negative electrode active material
    Patent number: 10777805
    Abstract: A negative electrode active material contains a graphite material represented by a formula CaxByC1-y, where x and y satisfy 0<x<0.2 and 2x?y?0.5.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: September 15, 2020
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Go Tei, Ryohei Miyamae, Akira Kano
  • CATHODE ACTIVE MATERIAL CONTAINING BORON AND CARBON, AND MAGNESIUM SECONDARY BATTERY USING THE SAME
    Publication number: 20190326599
    Abstract: A cathode active material for magnesium secondary batteries includes a material containing magnesium, boron, and carbon. The material has a layered structure.
    Type: Application
    Filed: April 16, 2019
    Publication date: October 24, 2019
    Inventors: GO TEI, TOSHIRO KUME, AKIRA KANO
  • CATHODE ACTIVE MATERIAL CONTAINING MAGNESIUM-TRANSITION METAL COMPOSITE OXIDE AND MAGNESIUM SECONDARY BATTERY USING THE SAME
    Publication number: 20190296326
    Abstract: A cathode active material for magnesium secondary batteries contains a composite oxide represented by the formula MgxMyO2, where M is at least one selected from the group consisting of Ni, Co, Mn, Ti, V, Cr, Fe, Cu, and Mo; 1.0<x, and y<1.0.
    Type: Application
    Filed: February 12, 2019
    Publication date: September 26, 2019
    Inventors: TOSHIRO KUME, GO TEI
  • NEGATIVE ELECTRODE ACTIVE MATERIAL CONTAINING CARBON, BORON, AND CALCIUM, AND NITROGEN OR PHOSPHORUS, AND BATTERY
    Publication number: 20190020027
    Abstract: A negative electrode active material includes a layered compound that includes: a plurality of layers and calcium located between the plurality of layers; each of the plurality of layers containing carbon and boron and further containing nitrogen or phosphorus.
    Type: Application
    Filed: June 26, 2018
    Publication date: January 17, 2019
    Inventors: GO TEI, RYOHEI MIYAMAE, AKIRA KANO
  • NEGATIVE ELECTRODE ACTIVE MATERIAL CONTAINING GRAPHITE MATERIAL AND BATTERY INCLUDING NEGATIVE ELECTRODE CONTAINING NEGATIVE ELECTRODE ACTIVE MATERIAL
    Publication number: 20180287137
    Abstract: A negative electrode active material contains a graphite material represented by a formula CaxByC1-y, where x and y satisfy 0<x<0.2 and 2x?y?0.5.
    Type: Application
    Filed: January 12, 2018
    Publication date: October 4, 2018
    Inventors: GO TEI, RYOHEI MIYAMAE, AKIRA KANO
  • CARBON-BASED MATERIAL, ELECTRODE CATALYST, ELECTRODE, ELECTROCHEMICAL DEVICE, FUEL CELL, AND METHOD FOR MANUFACTURING CARBON-BASED MATERIAL
    Publication number: 20170149070
    Abstract: A carbon-based material (32) includes graphite or amorphous carbon particles. The carbon-based material further includes: nonmetal atoms with which one of the graphite and the amorphous carbon particles is doped, the nonmetal atoms being at least one kind selected from the group consisting of nitrogen atoms, boron atoms, sulfur atoms, and phosphorus atoms; and metal atoms with which one of the graphite and the amorphous carbon particles is doped. A distance between the metal atoms and the nonmetal atoms is 1.4 ? or less.
    Type: Application
    Filed: June 11, 2015
    Publication date: May 25, 2017
    Applicant: Panasonic Corporation
    Inventors: Ryo KAMAI, Go TEI, Takao HAYASHI