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Hitoshi Sato
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Mie, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Loudspeaker and loudspeaker structure
Patent number
10,085,079
Issue date
Sep 25, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Hitoshi Sato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker, electronic apparatus using same, and mobile apparatus
Patent number
9,888,321
Issue date
Feb 6, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Ryo Kuribayashi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for manufacturing diaphragm for loudspeaker, diaphragm for l...
Patent number
7,072,485
Issue date
Jul 4, 2006
Matsushita Electric Industrial Co., Ltd.
Hitoshi Sato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for manufacturing diaphragm for loudspeaker
Patent number
6,627,140
Issue date
Sep 30, 2003
Matsushita Electric Industrial Co., Ltd.
Hitoshi Sato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
LOUDSPEAKER AND LOUDSPEAKER STRUCTURE
Publication number
20170303024
Publication date
Oct 19, 2017
Pansonic Intellectual Property Management Co. Ltd.
Hitoshi SATO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOUDSPEAKER, ELECTRONIC APPARATUS USING SAME, AND MOBILE APPARATUS
Publication number
20160205477
Publication date
Jul 14, 2016
Panasonic Intellectual Property Management Co., Ltd.
RYO KURIBAYASHI
F21 - LIGHTING
Information
Patent Application
Method for manufacturing diaphragm for loudspeaker, diaphragm for l...
Publication number
20040094356
Publication date
May 20, 2004
Hitoshi Sato
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for manufacturing diaphragm for loudspeaker, diaphragm for l...
Publication number
20040094357
Publication date
May 20, 2004
Hitoshi Sato
H04 - ELECTRIC COMMUNICATION TECHNIQUE