Patents by Inventor Atsuyuki YAMAGUCHI

Atsuyuki YAMAGUCHI 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: 20180291914
    Abstract: A fan motor includes a rotating portion configured to rotate about a central axis that extends vertically. The rotating portion includes a rotor holder including a magnet and an impeller located outside the rotor holder and including a plurality of blades. The impeller includes a first member including a cylindrical portion located radially outside the rotor holder and a second member disposed above the first member. The first member includes a bottom at a lower end of the cylindrical portion, the bottom extending radially inward. At least part of an upper surface of the bottom faces a lower surface of the rotor holder in an axial direction.
    Type: Application
    Filed: March 19, 2018
    Publication date: October 11, 2018
    Inventors: Atsuyuki YAMAGUCHI, Ryota HAYASHIDA, Shoki YAMAZAKI