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Patents Grants
last 30 patents
Information
Patent Grant
Loudspeaker unit, electronic device, and mobile body apparatus
Patent number
11,849,269
Issue date
Dec 19, 2023
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ryouichi Uemoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Oscillatory component for loudspeakers, loudspeaker comprising same...
Patent number
10,708,693
Issue date
Jul 7, 2020
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Tomonori Shibuya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker diaphragm, and loudspeaker, electronic device and mobil...
Patent number
9,781,515
Issue date
Oct 3, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Tomonori Shibuya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
LOUDSPEAKER UNIT, ELECTRONIC DEVICE, AND MOBILE BODY APPARATUS
Publication number
20220038801
Publication date
Feb 3, 2022
Panasonic Intellectual Property Management Co., Ltd.
Ryouichi UEMOTO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OSCILLATORY COMPONENT FOR LOUDSPEAKERS, LOUDSPEAKER COMPRISING SAME...
Publication number
20190297423
Publication date
Sep 26, 2019
Panasonic Intellectual Property Management Co., Ltd.
TOMONORI SHIBUYA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MAGNETIC CIRCUIT AND LOUDSPEAKER USING SAME
Publication number
20170280248
Publication date
Sep 28, 2017
Panasonic Intellectual Property Management Co., Ltd.
MITSUKAZU KUZE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOUDSPEAKER
Publication number
20170180868
Publication date
Jun 22, 2017
Panasonic Intellectual Property Management Co., Ltd.
MITSUKAZU KUZE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOUDSPEAKER DIAPHRAGM, AND LOUDSPEAKER, ELECTRONIC DEVICE AND MOBIL...
Publication number
20160212540
Publication date
Jul 21, 2016
TOMONORI SHIBUYA
H04 - ELECTRIC COMMUNICATION TECHNIQUE