Patents by Inventor Hikomasa Oshita

Hikomasa Oshita 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).

  • Acoustic wave device and method for manufacturing the same
    Patent number: 8154170
    Abstract: An acoustic wave device includes: a piezoelectric substrate on which an acoustic wave element and an electrode pad connected to the acoustic wave element are formed; a first resin part having a first opening located above a function area in which an acoustic wave is excited by the acoustic wave element and a second opening located above the electrode pad; a second resin part that covers the first opening and has a third opening located above the second opening; and a metal layer formed on the electrode pad in the second opening, the first opening and the second opening being inversely tapered.
    Type: Grant
    Filed: August 24, 2009
    Date of Patent: April 10, 2012
    Assignee: Taiyo Yuden Co., Ltd.
    Inventors: Masanori Kimura, Shunichi Aikawa, Keji Tsuda, Hikomasa Oshita
  • ACOUSTIC WAVE DEVICE AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20100052473
    Abstract: An acoustic wave device includes: a piezoelectric substrate on which an acoustic wave element and an electrode pad connected to the acoustic wave element are formed; a first resin part having a first opening located above a function area in which an acoustic wave is excited by the acoustic wave element and a second opening located above the electrode pad; a second resin part that covers the first opening and has a third opening located above the second opening; and a metal layer formed on the electrode pad in the second opening, the first opening and the second opening being inversely tapered.
    Type: Application
    Filed: August 24, 2009
    Publication date: March 4, 2010
    Applicant: FUJITSU MEDIA DEVICES LIMITED
    Inventors: Masanori KIMURA, Shunichi Aikawa, Keiji Tsuda, Hikomasa Oshita