Patents by Inventor Yu Katagi

Yu Katagi 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).

  • Dielectric composition, dielectric element, electronic component and laminated electronic component
    Patent number: 10501374
    Abstract: The present invention relates to a dielectric composition having a main component and an auxiliary component. The main component is represented by (BiaNabSrcLnd)TiO3, where Ln comprises a rare earth element 0.100?a?0.400, 0.100?b?0.400, 0.100?c?0.700, 0?d?0.100, and 0.900?a+b+c+d?1.50. The auxiliary component contains a first auxiliary component or a second auxiliary component. The first auxiliary component includes an element selected from the group consisting of Li and K and combinations thereof and the second auxiliary component includes an element selected from the group consisting of Cu, Zn, Mn, Mg and Co and combinations thereof.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: December 10, 2019
    Assignee: TDK ELECTRONICS AG
    Inventors: Tomohiro Terada, Yu Katagi, Tomoya Imura
  • Dielectric Composition, Dielectric Element, Electronic Component and Laminated Electronic Component
    Publication number: 20180155249
    Abstract: The present invention relates to a dielectric composition having a main component and an auxiliary component. The main component is represented by (BiaNabSrcLnd)TiO3, where Ln comprises a rare earth element 0.100?a?0.400, 0.100?b?0.400, 0.100?c?0.700, 0?d?0.100, and 0.900?a+b+c+d?1.50. The auxiliary component contains a first auxiliary component or a second auxiliary component. The first auxiliary component includes an element selected from the group consisting of Li and K and combinations thereof and the second auxiliary component includes an element selected from the group consisting of Cu, Zn, Mn, Mg and Co and combinations thereof.
    Type: Application
    Filed: May 24, 2016
    Publication date: June 7, 2018
    Inventors: Tomohiro Terada, Yu Katagi, Tomoya Imura