Electrostatic transducer and electrostatic transducer unit

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12007520
APP PUB NO 20210331203A1
SERIAL NO

17368846

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is an electrostatic transducer capable of reducing thickness and enhancing detection precision or operation precision. An electrostatic transducer (1) includes an insulating sheet (11), a first electrode sheet (12) arranged on the front surface side of the insulating sheet (11) and having a plurality of first through holes (12a) penetrating in a thickness direction, and a second electrode sheet (13) arranged on the back surface side of the insulating sheet (11) and having no through holes in the thickness direction or having a plurality of second through holes (13a) which have a smaller aperture ratio than the plurality of first through holes (12a).

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Patent Owner(s)

Patent OwnerAddress
SUMITOMO RIKO COMPANY LIMITED1 HIGASHI 3-CHOME KOMAKI-SHI AICHI 4858550 ?4858550

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakano, Katsuhiko Aichi, JP 22 65
Nasu, Masaki Aichi, JP 20 112
Tahara, Shinya Aichi, JP 27 240

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