Piezoelectric speaker

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12120960
APP PUB NO 20200287125A1
SERIAL NO

16765796

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Abstract

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A piezoelectric speaker (10) includes a piezoelectric film (35), a first joining layer (51), and an interposed layer (40). The piezoelectric film (35) includes a first electrode (61), a second electrode (62), and a piezoelectric body (30) sandwiched by the first electrode (61) and the second electrode (62). The first joining layer (51) is a layer having pressure-sensitive adhesiveness or adhesiveness. The interposed layer (40) is disposed between the piezoelectric film (35) and the first joining layer (51). Both principal surfaces of the piezoelectric film (35) vibrate up and down as a whole.

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Patent Owner(s)

Patent OwnerAddress
NITTO DENKO CORPORATION1-1-2 SHIMOHOZUMI IBARAKI OSAKA 567-8680

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hishiki, Tomoaki Osaka, JP 13 28
Komoto, Yusuke Osaka, JP 10 7
Oban, Ryohei Osaka, JP 8 0
Oto, Kohei Osaka, JP 7 2
Yamamoto, Saori Osaka, JP 16 23

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