Patents by Inventor Atsushi Yokozeki

Atsushi Yokozeki 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: 20130104721
    Abstract: A musical instrument is provided. When the lid is revolved in a direction to open the lid from a close state of the lid, the guided part is guided to an inner peripheral concave surface of the guiding channel and is engaged with the inner peripheral concave surface. The lid is supported by the bearing bar 30, and the lid is maintained being up. After the lid is revolved in a direction to further open the lid from the open state and the guided part is disengaged from the inner peripheral concave surface, the lid can be laid down by revolving in a direction for laying down the lid. Therefore, the lid can be changed to an open state or a close state by only revolving the lid.
    Type: Application
    Filed: July 10, 2012
    Publication date: May 2, 2013
    Applicant: ROLAND CORPORATION
    Inventors: ATSUSHI YOKOZEKI, TAKAHIRO MURAI
  • Patent number: 8420917
    Abstract: A musical instrument is provided. When the lid is revolved in a direction to open the lid from a close state of the lid, the guided part is guided to an inner peripheral concave surface of the guiding channel and is engaged with the inner peripheral concave surface. The lid is supported by the bearing bar 30, and the lid is maintained being up. After the lid is revolved in a direction to further open the lid from the open state and the guided part is disengaged from the inner peripheral concave surface, the lid can be laid down by revolving in a direction for laying down the lid. Therefore, the lid can be changed to an open state or a close state by only revolving the lid.
    Type: Grant
    Filed: July 10, 2012
    Date of Patent: April 16, 2013
    Assignee: Roland Corporation
    Inventors: Atsushi Yokozeki, Takahiro Murai