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US Patent 11445293 Earphones

Overview Structured Data Issues Contributors Activity

Is a

Date Filed

November 25, 2018

Date of Patent

September 13, 2022

Patent Application Number

17293912

Patent Citations

US Patent 11095973 Nozzle of an in-ear audio device including a flexible portion and a rigid portion

US Patent 11057695 In-ear headphone device with active noise control

US Patent 11240581 Earpiece and earphone using the same

US Patent 10582284 In-ear headphone

US Patent 10602255 Sub tragic ear unit

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

Patent Primary Examiner

CPC Code

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