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US Patent 7321180 Piezoelectric/electrostrictive device

Patent 7321180 was granted and assigned to NGK Insulators on January, 2008 by the United States Patent and Trademark Office.

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Patent attributes

Current Assignee

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Koji Kimura0

Tsutomu Nanataki0

Yukihisa Takeuchi0

Kazuyoshi Shibata0

Koji Ikeda0

Date of Patent

January 22, 2008

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Patent Application Number

109594200

Date Filed

October 6, 2004

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Patent Citations Received

US Patent 12073710 Portable electronic device having a haptic button assembly

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US Patent 11756392 Portable electronic device having a haptic button assembly

US Patent 11762470 Electronic device with an input device having a haptic engine

US Patent 11805345 Haptic output system

Patent Primary Examiner

Michael C. Zarroli

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Patent abstract

A piezoelectric/electrostrictive device is provided, including a pair of mutually opposing thin plate sections and a fixation section for supporting the thin plate sections. A piezoelectric/electrostrictive element is arranged on each of the thin plate sections. The piezoelectric/electrostrictive device also includes movable sections defined by at least first end portions of the thin plate sections and a material which is different from that of the thin plate section.

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