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Speaker diaphragm

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Assignee: YAMAHA CORPPriority: Oct 17, 2014Filed: May 12, 2016Granted: Jan 30, 2018
Est. expiryOct 17, 2034(~8.3 yrs left)· nominal 20-yr term from priority
Inventors:Masao NoroSoichi TakigawaKenichi YoshinagaAkihiko Nozaki
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PatentIndex Score
3
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1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       A speaker diaphragm, as shown and described.

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