Patents by Inventor Saiichirou OHTSUKA

Saiichirou OHTSUKA 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).

  • Piezoelectric vibrating reed and piezoelectric vibrator
    Patent number: 9503048
    Abstract: To provide a small-sized piezoelectric vibrating reed and a piezoelectric vibrator with excellent durability. The piezoelectric vibrating reed includes a piezoelectric plate having a rectangular shape, a vibrating portion formed on a principal surface of the piezoelectric plate and a pair of mount portions for mounting the piezoelectric plate. The pair of mount portions are formed at both end portions of the piezoelectric plate in a longitudinal direction. The piezoelectric vibrator includes the piezoelectric vibrating reed and a package on which the mount portions of the piezoelectric vibrating reed are mounted.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: November 22, 2016
    Assignee: SII CRYSTAL TECHNOLOGY INC.
    Inventors: Takafumi Sarata, Saiichirou Ohtsuka, Yoshikazu Kato
  • PIEZOELECTRIC VIBRATING REED AND PIEZOELECTRIC VIBRATOR
    Publication number: 20160149555
    Abstract: To provide a small-sized piezoelectric vibrating reed and a piezoelectric vibrator with excellent durability. The piezoelectric vibrating reed includes a piezoelectric plate having a rectangular shape, a vibrating portion formed on a principal surface of the piezoelectric plate and a pair of mount portions for mounting the piezoelectric plate. The pair of mount portions are formed at both end portions of the piezoelectric plate in a longitudinal direction. The piezoelectric vibrator includes the piezoelectric vibrating reed and a package on which the mount portions of the piezoelectric vibrating reed are mounted.
    Type: Application
    Filed: November 19, 2015
    Publication date: May 26, 2016
    Inventors: Takafumi SARATA, Saiichirou OHTSUKA, Yoshikazu KATO