Patents by Inventor XueSong GUO

XueSong GUO 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).

  • Publication number: 20240363284
    Abstract: A transformer includes a core and a metal shield. The core includes a bottom plate, a middle leg protruding from the bottom plate, and a first outer leg and a second outer leg located opposite to each other along a first axis and protruding from the bottom plate on both sides of the middle leg. A width of a first opening, formed between the first outer end surface and the third outer end surface, along the first axis is smaller than a width of a second opening, formed between the second outer end surface and the fourth outer end surface, along the first axis.
    Type: Application
    Filed: April 26, 2024
    Publication date: October 31, 2024
    Applicant: TDK XIAMEN CO., LTD.
    Inventors: Ge LI, ZhenSheng LIU, XueSong GUO
  • Publication number: 20240128017
    Abstract: A coil device includes a first coil a first coil formed by a first wire wound in a coil shape and a second coil formed by a second wire wound in a coil shape. The first coil includes a first portion provided inside the second coil and a second portion next to the first portion and the second coil along a winding axis of the first portion. A layer number of the first portion in its radial direction is one. A layer number of the second portion in its radial direction is plural.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 18, 2024
    Applicant: TDK XIAMEN CO., LTD.
    Inventors: Hiroshi MAEDA, XiaoBo ZHOU, ZhenSheng LIU, XueSong GUO
  • Publication number: 20230317364
    Abstract: A coil device includes a bobbin, a main core, and wires. A connection portion located between a first bobbin flange portion and a second bobbin flange portion includes a raised portion protruding along a direction perpendicular to a first axis more than the connection portion located between a first terminal block and a first bobbin flange portion. Communication wire portions connecting first wires of a proximal first coil and first wires of a distal first coil are arranged in a wiring space formed between second wires wound in contact with an upper end of the raised portion and an outer surface of the winding core portion or the bobbin.
    Type: Application
    Filed: March 27, 2023
    Publication date: October 5, 2023
    Applicants: TDK CORPORATION, TDK XIAMEN CO., LTD.
    Inventors: Hiroshi MAEDA, Shoichi TANI, Takahiro HIRAI, Xiao JIE, DanLing LUO, XueSong GUO