Patents by Inventor Yasuyuki HIWATASHI

Yasuyuki HIWATASHI 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).

  • Band-pass filter
    Patent number: 10432161
    Abstract: A band-pass filter includes a main body formed of a dielectric, a plurality of resonators, a shield, and a partition formed of a conductor. Each of the plurality of resonators includes a resonator conductor portion. The resonator conductor portion has a first end and a second end opposite to each other in the longitudinal direction. The first end is connected to a ground, and the second end is open. The partition extends to pass through between the respective resonator conductor portions of two resonators, and is electrically connected to the shield.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: October 1, 2019
    Assignee: TDK CORPORATION
    Inventors: Yuta Ashida, Naoki Sotoma, Shigemitsu Tomaki, Yasuyuki Hiwatashi
  • BAND-PASS FILTER
    Publication number: 20180226934
    Abstract: A band-pass filter includes a main body formed of a dielectric, a plurality of resonators, a shield, and a partition formed of a conductor. Each of the plurality of resonators includes a resonator conductor portion. The resonator conductor portion has a first end and a second end opposite to each other in the longitudinal direction. The first end is connected to a ground, and the second end is open. The partition extends to pass through between the respective resonator conductor portions of two resonators, and is electrically connected to the shield.
    Type: Application
    Filed: January 23, 2018
    Publication date: August 9, 2018
    Applicant: TDK CORPORATION
    Inventors: Yuta ASHIDA, Naoki SOTOMA, Shigemitsu TOMAKI, Yasuyuki HIWATASHI