Patents by Inventor Yutaka Arizumi

Yutaka Arizumi 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).

  • Power combiner/divider of a radial line type impedance matched between a center connector and peripheral outer connectors
    Patent number: 9419323
    Abstract: A power combiner/divider W1 which includes: a body portion in which a cavity is formed; a center coaxial connector which is formed on an approximately center portion of the body portion; a plurality of peripheral coaxial connectors 14 which are arranged concentrically about the center coaxial connector 11 and are formed on the body portion; a radial line which is formed in the cavity formed in the body portion; a center coaxial line which has one end thereof connected to the center coaxial connector and the other end thereof connected to a center portion of the radial line; and a peripheral coaxial line which has one end thereof connected to the peripheral coaxial connector and the other end thereof connected to an outer peripheral portion of the radial line, an impedance conversion part is provided to the radial line in one or plural stages.
    Type: Grant
    Filed: January 9, 2013
    Date of Patent: August 16, 2016
    Assignee: Nihon Koshuha Co., Ltd.
    Inventors: Kibatsu Shinohara, Yutaka Arizumi
  • POWER COMBINER/DIVIDER
    Publication number: 20140225679
    Abstract: A power combiner/divider W1 which includes: a body portion in which a cavity is formed; a center coaxial connector which is formed on an approximately center portion of the body portion; a plurality of peripheral coaxial connectors 14 which are arranged concentrically about the center coaxial connector 11 and are formed on the body portion; a radial line which is formed in the cavity formed in the body portion; a center coaxial line which has one end thereof connected to the center coaxial connector and the other end thereof connected to a center portion of the radial line; and a peripheral coaxial line which has one end thereof connected to the peripheral coaxial connector and the other end thereof connected to an outer peripheral portion of the radial line, an impedance conversion part is provided to the radial line in one or plural stages.
    Type: Application
    Filed: January 9, 2013
    Publication date: August 14, 2014
    Applicant: Nihon Koshuha Co., Ltd.
    Inventors: Kibatsu Shinohara, Yutaka Arizumi