Patents by Inventor Kouhei SUGAWARA

Kouhei SUGAWARA 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).

  • Tunable antenna
    Patent number: 10283870
    Abstract: A tunable antenna includes an antenna element having a feed point at one end thereof, a feed line being connected to the feed point, and a switcher that switches the resonance frequency of the antenna element. The switcher is connected to the antenna element at a position that is at a distance other than (?m/4)×n from the one end towards another end of the antenna element, where ?m represents the wavelength corresponding to any resonance frequency of the antenna element, and n is a positive, odd number.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: May 7, 2019
    Assignee: KYOCERA CORPORATION
    Inventors: Mitsuhiro Nishizono, Daisuke Togashi, Kouhei Sugawara
  • TUNABLE ANTENNA
    Publication number: 20160352017
    Abstract: A tunable antenna includes an antenna element having a feed point at one end thereof, a feed line being connected to the feed point, and a switcher that switches the resonance frequency of the antenna element. The switcher is connected to the antenna element at a position that is at a distance other than (?m/4)×n from the one end towards another end of the antenna element, where ?m represents the wavelength corresponding to any resonance frequency of the antenna element, and n is a positive, odd number.
    Type: Application
    Filed: May 25, 2016
    Publication date: December 1, 2016
    Inventors: Mitsuhiro NISHIZONO, Daisuke TOGASHI, Kouhei SUGAWARA