Patents Examined by Ryan I Clark
  • Acoustic wave device and module
    Patent number: 9000867
    Abstract: An acoustic wave device includes: a support substrate composed of lithium tantalate in multi-polarization condition; an element substrate that is provided on an upper face of the support substrate and is composed of lithium tantalate, a lower face of the element substrate being jointed to the upper face of the support substrate; and a comb-like electrode that is provided on an upper face of the element substrate and excites an acoustic wave.
    Type: Grant
    Filed: August 21, 2012
    Date of Patent: April 7, 2015
    Assignee: Taiyo Yuden Co., Ltd.
    Inventor: Yohei Shimizu