Patents by Inventor Toshiyuki Nouma

Toshiyuki Nouma 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).

  • Lithium secondary battery
    Patent number: 7416813
    Abstract: A lithium secondary battery is provided with a positive electrode, a negative electrode, and a non-aqueous electrolyte prepared by dissolving a solute in a non-aqueous solvent wherein a positive electrode active material of said positive electrode is composed of lithium-manganese composite oxide having a spinel structure and lithium-transition metal composite oxide having a layer structure containing at least nickel and lithium salt having oxalato complex as anion is admixed to said non-aqueous electrolyte.
    Type: Grant
    Filed: February 25, 2005
    Date of Patent: August 26, 2008
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Toyoki Fujihara, Kazuhisa Takeda, Hideki Kitao, Takaaki Ikemachi, Toshiyuki Nouma, Naoya Nakanishi
  • Photovoltaic power generation system with storage batteries
    Publication number: 20030047209
    Abstract: An object of the present invention is to provide a system capable of reducing optimally peak demand for power by using small capacity storage batteries.
    Type: Application
    Filed: August 30, 2002
    Publication date: March 13, 2003
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Atsushi Yanai, Yoshifumi Magari, Katsuhiko Shinyama, Atsuhiro Funahashi, Toshiyuki Nouma, Ikuo Yonezu, Ryuuzou Hagihara, Takeo Ishida, Osamu Oota