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Yu MIYAJIMA
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Earphone, earphone system, and method in earphone system
Patent number
11,323,803
Issue date
May 3, 2022
Sony Corporation
Shigeto Matsuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
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Patent Application
WIRELESS COMMUNICATION TERMINAL AND COMMUNICATION CONTROL METHOD
Publication number
20220217580
Publication date
Jul 7, 2022
SONY GROUP CORPORATION
Ryo AWATA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
EARPHONE, EARPHONE SYSTEM, AND METHOD IN EARPHONE SYSTEM
Publication number
20200404417
Publication date
Dec 24, 2020
SONY CORPORATION
Shigeto MATSUDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE