Patents by Inventor Mikio Nii

Mikio Nii 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).

  • Electrode and secondary battery using the same
    Patent number: 5677084
    Abstract: The invention relates to an electrode suitable for a chargeable/dischargeable secondary battery in which a carbonaceous material capable of doping and dedoping of lithium ions is used as a negative electrode active material, wherein carbon fibers are used as the carbonaceous material in a form of an uni-directionally arranged body or in combination of electrically conductive foil or fibers, and further relates to a secondary battery using the electrode. The invention enables to provide a secondary battery having high capacitance and high outputtng property.
    Type: Grant
    Filed: November 21, 1994
    Date of Patent: October 14, 1997
    Assignee: Toray Industries, Inc.
    Inventors: Jun Tsukamoto, Takeji Nakae, Tatsuhiko Suzuki, Mikio Nii, Masayuki Kidai