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US Patent 10397717 Acoustic diaphragm and speaker containing the same

Patent 10397717 was granted and assigned to Ming Chi University of Technology on August, 2019 by the United States Patent and Trademark Office.

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Patent attributes

Patent Applicant

Ming Chi University of Technology

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Current Assignee

Ming Chi University of Technology

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Yi-Jie Liao0

Jen-Chun Chang0

Jyh-Wei Lee0

Date of Patent

August 27, 2019

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Patent Application Number

159885390

Date Filed

May 24, 2018

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Patent Primary Examiner

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Patent abstract

The present invention provides an acoustic diaphragm including: a cone and a surround mounted around the cone; wherein an amorphous titanium-zirconium film is formed on a cone substrate, a surround substrate, or both of the substrates. The present invention also provides a speaker containing the acoustic diaphragm.

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