Patents by Inventor Megumi Otsuka

Megumi Otsuka 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).

  • Driving device
    Patent number: 10291154
    Abstract: A driving device that causes a movable body to move stably with minimal backward movement. The driving device includes a plate-shaped driving unit with an elastic body and a piezoelectric element joined to a main surface of the elastic body. Moreover, the movable body is disposed into a cavity of the elastic body and is moved by being pitch fed when the driving unit is driven. The driving unit vibrates with flexural vibration and one more other vibration modes or with vibration of a coupled mode in which the flexural vibration and the other vibration mode are coupled with each other.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: May 14, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Seishiro Goto, Megumi Otsuka, Junichi Nomura, Koichi Hayashi
  • DRIVING DEVICE
    Publication number: 20160268928
    Abstract: A driving device that causes a movable body to move stably with minimal backward movement. The driving device includes a plate-shaped driving unit with an elastic body and a piezoelectric element joined to a main surface of the elastic body. Moreover, the movable body is disposed into a cavity of the elastic body and is moved by being pitch fed when the driving unit is driven. The driving unit vibrates with flexural vibration and one more other vibration modes or with vibration of a coupled mode in which the flexural vibration and the other vibration mode are coupled with each other.
    Type: Application
    Filed: May 25, 2016
    Publication date: September 15, 2016
    Inventors: Seishiro Goto, Megumi Otsuka, Junichi Nomura, Koichi Hayashi