Patents by Inventor Atsuyoshi Inoue

Atsuyoshi Inoue 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 nonaqueous secondary battery
    Patent number: 8697285
    Abstract: To provide a carbon material capable of suppressing excessive reactivity with an electrolytic solution and excellent in a rapid charge/discharge characteristics. A carbon material for lithium ion secondary batteries, which satisfies: (i) a tap density?0.75 g/cm3; (ii) a Raman R value?0.23 and a half width of D band ??D<45 cm?1, in which the D band appears in the vicinity of 1,358 cm?1 of the Raman spectrum; and (iii) 4 m2/g?BET specific surface area (SA)?11 m2/g.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: April 15, 2014
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Hiroyuki Uono, Hideharu Sato, Hitoshi Matsumoto, Atsuyoshi Inoue
  • NEGATIVE ELECTRODE MATERIAL FOR NONAQUEOUS SECONDARY BATTERY
    Publication number: 20110262802
    Abstract: To provide a carbon material capable of suppressing excessive reactivity with an electrolytic solution and excellent in a rapid charge/discharge characteristics. A carbon material for lithium ion secondary batteries, which satisfies: (i) a tap density?0.75 g/cm3; (ii) a Raman R value?0.23 and a half width of D band ??D<45 cm?1, in which the D band appears in the vicinity of 1,358 cm?1 of the Raman spectrum; and (iii) 4 m2/g?BET specific surface area (SA)?11 m2/g.
    Type: Application
    Filed: October 30, 2009
    Publication date: October 27, 2011
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Hiroyuki Uono, Hideharu Sato, Hitoshi Matsumoto, Atsuyoshi Inoue