Patents by Inventor Yohichi Aono

Yohichi Aono 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).

  • Single plate capacitor having an electrode structure of high adhesion
    Patent number: 4903110
    Abstract: A single plate capacitor includes a dielectric substrate having high dielectric constant, a first SiO.sub.2 film formed ona lower main surface of the dielectric substrate, a first TiW film formed on the first SiO.sub.2 film, a solder diffusion barrier film of Pt, Pd or Ni formed on the first TiW film, a first Au film formed on the solder diffusion barrier film, a second SiO.sub.2 film formed on an upper main surface of the dielectric substrate, a second TiW formed on the second SiO.sub.2 film and a second Au film formed on the second SiO.sub.2 film.
    Type: Grant
    Filed: June 14, 1988
    Date of Patent: February 20, 1990
    Assignee: NEC Corporation
    Inventor: Yohichi Aono