US Patent 7586240 Acoustic wave device
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Patent Inventor Names
Jyouji Kimura0
Kazunori Inoue0
Keiji Tsuda0
Shunichi Aikawa0
Takashi Matsuda0
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Patent abstract
An acoustic wave device includes an acoustic wave element formed on a substrate, a first seal portion provided on the substrate so as to form a cavity above the acoustic wave element, and a second seal portion provided on the first seal portion, the first seal portion having a step so that the first seal portion has a width on a first side and another width on a second side arranged so that the first side is closer than the second side to the substrate, and the width on the first side is greater than the another width on the second side.
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US Patent 07586240 Acoustic wave device US Patent 7586240 Acoustic wave device
Infobox
Patent Number
075862400
Patent Number
75862400
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Official Website
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Is a
Patent Jurisdiction
Patent Number
075862400
Date of Patent
September 8, 2009
0Patent Application Number
120184600
Date Filed
January 23, 2008
0Official Website
Patent Primary Examiner
Edits on 18 Jun, 2022
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US Patent 07586240 Acoustic wave device
Infobox
Is a
Patent jurisdiction
Patent number
07586240
Date of patent
September 8, 2009
Patent application number
12018460
Date Filed
January 23, 2008
Patent primary examiner
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