Patents by Inventor Mitsuru Horiuchi

Mitsuru Horiuchi 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).

  • Patent number: 10920450
    Abstract: A locking structure for a cover covering a handle seat may include a cover placed to cover a disk-shaped handle seat mounted on a surface of a door and may include a cover locking mechanism, a handle seat-side locking portion, and a rotation prevention mechanism. The cover locking mechanism may include a plurality of protrusion-shaped cover-side locking portions protruding inward at circumferential intervals at an opening end edge of the cover. The handle seat-side locking portion may include a groove portion and a hooking groove portion to which the cover is hooked when the cover-side locking portion is inserted when the cover placed is rotated. The rotation prevention mechanism may include a biased latch arranged at the groove portion. The latch may have an engagement portion projecting and retracting with respect to a bottom surface of the groove portion.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: February 16, 2021
    Inventor: Mitsuru Horiuchi
  • Publication number: 20190211580
    Abstract: A locking structure for a cover covering a handle seat may include a cover placed to cover a disk-shaped handle seat mounted on a surface of a door and may include a cover locking mechanism, a handle seat-side locking portion, and a rotation prevention mechanism. The cover locking mechanism may include a plurality of protrusion-shaped cover-side locking portions protruding inward at circumferential intervals at an opening end edge of the cover. The handle seat-side locking portion may include a groove portion and a hooking groove portion to which the cover is hooked when the cover-side locking portion is inserted when the cover placed is rotated. The rotation prevention mechanism may include a biased latch arranged at the groove portion. The latch may have an engagement portion projecting and retracting with respect to a bottom surface of the groove portion.
    Type: Application
    Filed: April 18, 2016
    Publication date: July 11, 2019
    Inventor: Mitsuru Horiuchi