Patents by Inventor Takao Yamakazi

Takao Yamakazi 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).

  • Stacked capacitor and method of forming the same as well as semiconductor device using the same and circuit board using the same
    Patent number: 6794729
    Abstract: A stacked capacitor which comprises: a dielectric layer; a two-dimensional array of terminal electrodes on at least one of first and second surfaces of the dielectric layer; first internal electrodes stacked in multi-levels in the dielectric layer, and the first internal electrodes being electrically connected to a power line second internal electrodes stacked in multi-levels in the dielectric layer, and the second internal electrodes being electrically connected to a ground line; vias in the dielectric layer, so that the terminal electrodes being electrically connected through the vias to the first and second internal electrodes.
    Type: Grant
    Filed: March 1, 2002
    Date of Patent: September 21, 2004
    Assignee: NEC Corporation
    Inventors: Toru Mori, Takao Yamakazi, Koichiro Nakase