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TOKYO, JP
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last 30 patents
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Patent Grant
Headphone type acoustic apparatus and control method therefor
Patent number
9,918,157
Issue date
Mar 13, 2018
Sony Corporation
Jo Kamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Headphone type acoustic apparatus
Patent number
9,693,129
Issue date
Jun 27, 2017
Sony Corporation
Jo Kamada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electronic apparatus for reproducing data
Patent number
6,334,788
Issue date
Jan 1, 2002
Sony Corporation
Hirotaka Sakaguchi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
HEADPHONE TYPE ACOUSTIC APPARATUS
Publication number
20170272852
Publication date
Sep 21, 2017
SONY CORPORATION
JO KAMADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HEADPHONE TYPE ACOUSTIC APPARATUS AND CONTROL METHOD THEREFOR
Publication number
20160205459
Publication date
Jul 14, 2016
SONY CORPORATION
JO KAMADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HEADPHONE TYPE ACOUSTIC APPARATUS
Publication number
20160182995
Publication date
Jun 23, 2016
SONY CORPORATION
JO KAMADA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electronic device, information transfer device, information transfe...
Publication number
20050147377
Publication date
Jul 7, 2005
SONY CORPORATION
Rieko Kobayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE