Patents by Inventor Shiho Takashima

Shiho Takashima 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).

  • NOISE-REDUCTION MOWER AND BLADE
    Publication number: 20240000007
    Abstract: A mower capable of reducing noise generated by rotation of a cutter blade containing an upper cutter blade and a lower cutter blade inside a housing. The lower cutter blade has a wing portion and a wing chamfered portion. The wing portion overhangs upward from a second rear end portion of the lower cutter blade on an opposite side in a rotational direction, at both end portions in a longitudinal direction. The wing chamfered portion is chamfered so that a wing outer end portion of the wing portion is inclined from an upper surface to a lower surface.
    Type: Application
    Filed: September 18, 2023
    Publication date: January 4, 2024
    Inventors: Mai Kurihara, Shingo Tsuruoka, Fumio Minami, Kouki Tsuruda, Shiho Takashima
  • MOWER
    Publication number: 20210289697
    Abstract: A mower capable of reducing noise generated by rotation of a cutter blade is provided. A mower is provided with an upper cutter blade and a lower cutter blade (15) inside a housing. The lower cutter blade has a wing portion (42) and a wing chamfered portion (51). The wing portion overhangs upward from a second rear end portion (47) of the lower cutter blade on an opposite side in a rotational direction, at both end portions (45) in a longitudinal direction. The wing chamfered portion is chamfered so that a wing outer end portion (53) of the wing portion is inclined from an upper surface to a lower surface.
    Type: Application
    Filed: March 19, 2021
    Publication date: September 23, 2021
    Inventors: Mai Kurihara, Shingo Tsuruoka, Fumio Minami, Kouki Tsuruda, Shiho Takashima