US Patent 7453184 Boundary acoustic wave device
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Patent Inventor Names
Hajime Kando0
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Patent abstract
A boundary acoustic wave device includes a LiNbO3 substrate defining a first medium layer having a relatively high sound velocity and a SiO2 film defining a second medium layer having a relatively low sound velocity, an electroacoustic transducer and reflectors disposed between the first medium layer and the second medium layer, and recess portions and/or protrusion portions provided in the upper surface of the SiO2 film.
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US Patent 07453184 Boundary acoustic wave device US Patent 7453184 Boundary acoustic wave device
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Patent Number
074531840
Patent Number
74531840
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Patent Jurisdiction
Patent Number
074531840
Date of Patent
November 18, 2008
0Patent Application Number
105498880
Date Filed
January 28, 2004
0Official Website
Patent Primary Examiner
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US Patent 07453184 Boundary acoustic wave device
Infobox
Is a
Patent jurisdiction
Patent number
07453184
Date of patent
November 18, 2008
Patent application number
10549888
Date Filed
January 28, 2004
Patent primary examiner
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