Patents by Inventor Naoki Soumiya

Naoki Soumiya 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).

  • Vibration type driving apparatus
    Patent number: 7301259
    Abstract: A vibration type driving apparatus capable of inhibiting wear in an elastic member and a contact member is provided. The vibration type driving apparatus is a vibration type driving apparatus relatively driving an elastic member given vibrations by an electric-mechanical energy conversion element and a contact member contacting the elastic member, wherein at least one of the elastic member and the contact member is formed by aluminum oxide ceramics containing 5 wt % to 40 wt % of zirconium oxide.
    Type: Grant
    Filed: August 29, 2005
    Date of Patent: November 27, 2007
    Assignees: Canon Kabushiki Kaisha, Mino Ceramic Co., Ltd.
    Inventors: Yutaka Maruyama, Kiyoshi Nitto, Takeshi Kumazawa, Naoki Soumiya
  • Vibration type driving apparatus
    Publication number: 20060043845
    Abstract: A vibration type driving apparatus capable of inhibiting wear in an elastic member and a contact member is provided. The vibration type driving apparatus is a vibration type driving apparatus relatively driving an elastic member given vibrations by an electric-mechanical energy conversion element and a contact member contacting the elastic member, wherein at least one of the elastic member and the contact member is formed by aluminum oxide ceramics containing 5 wt % to 40 wt % of zirconium oxide.
    Type: Application
    Filed: August 29, 2005
    Publication date: March 2, 2006
    Applicants: CANON KABUSHIKI KAISHA, MINO CERAMIC CO., LTD.
    Inventors: Yutaka Maruyama, Kiyoshi Nitto, Takeshi Kumazawa, Naoki Soumiya