The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 16, 2008
Filed:
Jun. 05, 2007
Michio Miura, Kawasaki, JP;
Satoru Matsuda, Kawasaki, JP;
Takashi Matsuda, Kawasaki, JP;
Masanori Ueda, Kawasaki, JP;
Seiichi Mitobe, Yokohama, JP;
Michio Miura, Kawasaki, JP;
Satoru Matsuda, Kawasaki, JP;
Takashi Matsuda, Kawasaki, JP;
Masanori Ueda, Kawasaki, JP;
Seiichi Mitobe, Yokohama, JP;
Fujitsu Limited, Kawasaki, JP;
Fujitsu Media Devices Limited, Yokohama, JP;
Abstract
An acoustic boundary wave device includes a first medium having piezoelectricity, electrodes that are provided on the first medium and excite acoustic waves, a second medium made of a material different from the first medium and provided on the first medium so as to cover the electrodes, and a third medium that has a heat conductivity higher than that of the second medium and is provided so as to contact an upper surface of the second medium and at least a part of side surfaces of the second medium.