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US Patent 11758321 Speaker box

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
Date Filed
December 27, 2021
Date of Patent
September 12, 2023
Patent Application Number
17563035
Patent Citations
‌
US Patent 11317195 Miniature loudspeaker module
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US Patent 10820073 Speaker box
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US Patent 11265645 Acoustic chambers damped with side-branch resonators, and related systems and methods
‌
US Patent 7578367 Speaker set and electronic product incorporating the same
‌
US Patent 10178467 Thin speaker module with a front acoustic cavity
‌
US Patent 10264335 Speaker box and method for assembling same
‌
US Patent 10299030 Speaker module with sealed cavity and a communicating hole
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US Patent 10341780 Miniature speaker
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US Patent 10462559 Speaker box
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US Patent 10469953 Speaker box
•••
Patent Inventor Names
Zhang Ren
Zhiwei Zhong
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11758321
Patent Primary Examiner
‌
Ryan Robinson
CPC Code
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H04R 1/2888
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H04R 1/2896
‌
H04R 1/2849
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H04R 2400/11
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H04R 1/2803
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H04R 1/30
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H04R 1/2857

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