US Patent 7686128 Speaker diaphragm and speaker
Patent 7686128 was granted and assigned to Onkyo on March, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A speaker diaphragm includes a substrate and a surface material. The surface material is arranged on one side of the substrate, and includes a woven fabric of a polyethylene naphthalate fiber.
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US Patent 07686128 Speaker diaphragm and speaker US Patent 7686128 Speaker diaphragm and speaker
Infobox
Patent Number
0768612800
Patent Number
768612800
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076861280
Date of Patent
March 30, 2010
0Patent Application Number
117161190
Date Filed
March 9, 2007
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076861280
Date of Patent
March 30, 2010
0Patent Application Number
117161190
Date Filed
March 9, 2007
0Official Website
Patent Primary Examiner
Edits on 18 Jun, 2022
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Website URL
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US Patent 07686128 Speaker diaphragm and speaker
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07686128
Date of patent
March 30, 2010
Patent application number
11716119
Date Filed
March 9, 2007
Patent primary examiner
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