Patents by Inventor Shinya Yamatogi

Shinya Yamatogi 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).

  • Directional coupler
    Patent number: 9647315
    Abstract: A directional coupler includes a multilayer structure formed by stacking a plurality of dielectric layers including first and second dielectric layers; a main line including first and second main line portions that are electrically connected in series to each other; and a sub line electromagnetically coupled with the main line, the sub line including first and second sub line portions that are electrically connected in series to each other. The first main line portion and the first sub line portion are provided on the first dielectric layer. The second main line portion and the second sub line portion are provided on the second dielectric layer. In planar view along a stacking direction, the first main line portion and the second sub line portion overlap one another, and the first sub line portion and the second main line portion overlap one another.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: May 9, 2017
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Shinya Yamatogi, Nobuyoshi Okuda
  • DIRECTIONAL COUPLER
    Publication number: 20150311577
    Abstract: A directional coupler includes a multilayer structure formed by stacking a plurality of dielectric layers including first and second dielectric layers; a main line including first and second main line portions that are electrically connected in series to each other; and a sub line electromagnetically coupled with the main line, the sub line including first and second sub line portions that are electrically connected in series to each other. The first main line portion and the first sub line portion are provided on the first dielectric layer. The second main line portion and the second sub line portion are provided on the second dielectric layer. In planar view along a stacking direction, the first main line portion and the second sub line portion overlap one another, and the first sub line portion and the second main line portion overlap one another.
    Type: Application
    Filed: April 10, 2015
    Publication date: October 29, 2015
    Inventors: Shinya Yamatogi, Nobuyoshi Okuda