Patents by Inventor Takashi M{overscore (o)}ri

Takashi M{overscore (o)}ri 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).

  • Spinel-type lithium-manganese oxide containing heteroelements, preparation process and use thereof
    Patent number: 6168888
    Abstract: A high-performance spinel-type lithium-manganese oxide for use as a material for a positive electrode of a Li secondary battery with inhibited Mn dissolution in an organic electrolyte, which is represented by the following formula: {Li}[Lix.My.Mn(2−x−y)]O4+d wherein { } represents the oxygen tetrahedral sites in the spinel structure and [ ] represents the oxygen octahedral sites in the spinel structure, 0<x≦0.33, 0<y≦1.0, −0.5<d<0.8, and M represents at least one heteroelement other than Li and Mn, is disclosed.
    Type: Grant
    Filed: June 18, 1998
    Date of Patent: January 2, 2001
    Assignee: Tosoh Corporation
    Inventors: Eiichi Iwata, Ken-ichi Takahashi, Takashi M{overscore (o)}ri