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Masahide Sumiyama
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Matsusaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Speaker, speaker device using the same and electronic apparatus and...
Patent number
8,553,924
Issue date
Oct 8, 2013
Panasonic Corporation
Masahide Sumiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Manufacturing method of paper making part for loudspeaker, paper ma...
Patent number
8,428,283
Issue date
Apr 23, 2013
Panasonic Corporation
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Plant for production of paper-made part for speaker, paper-made par...
Patent number
8,343,313
Issue date
Jan 1, 2013
Panasonic Corporation
Kazuyoshi Mimura
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Speaker and electronic apparatus and device using the same
Patent number
8,335,338
Issue date
Dec 18, 2012
Panasonic Corporation
Kouzi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speaker diaphragm, speaker dust cap, speaker sub-cone, speaker usin...
Patent number
8,199,964
Issue date
Jun 12, 2012
Panasonic Corporation
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Manufacturing method of paper making part for loudspeaker, paper ma...
Patent number
8,144,912
Issue date
Mar 27, 2012
Panasonic Corporation
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speaker and method of producing the same
Patent number
8,126,188
Issue date
Feb 28, 2012
Panasonic Corporation
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker damper, manufacturing method thereof, and loudspeaker a...
Patent number
8,098,869
Issue date
Jan 17, 2012
Panasonic Corporation
Masatoshi Okazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electroacoustic transducer and electronic device using the same
Patent number
8,023,685
Issue date
Sep 20, 2011
Panasonic Corporation
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of manufacturing a speaker
Patent number
7,877,856
Issue date
Feb 1, 2011
Panasonic Corporation
Takanori Fukuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speaker and device using the same
Patent number
7,634,102
Issue date
Dec 15, 2009
Panasonic Corporation
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-acoustic transducer and electronic apparatus using it
Patent number
7,630,508
Issue date
Dec 8, 2009
Panasonic Corporation
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electro-acoustic converter and electronic device using the same
Patent number
7,583,812
Issue date
Sep 1, 2009
Panasonic Corporation
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speaker, and module, electronic apparatus, and device that use the...
Patent number
7,548,627
Issue date
Jun 16, 2009
Panasonic Corporation
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speaker, module using the same, electronic equipment and device, an...
Patent number
7,548,632
Issue date
Jun 16, 2009
Panasonic Corporation
Takanori Fukuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Information terminal device with angled output units
Patent number
7,538,820
Issue date
May 26, 2009
Panasonic Corporation
Shigeru Tomoeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Portable electronic device
Patent number
7,527,516
Issue date
May 5, 2009
Panasonic Corporation
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker, loudspeaker module, and electronic equipment using the...
Patent number
7,502,485
Issue date
Mar 10, 2009
Panasonic Corporation
Tetsuya Mouri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Flat panel speaker system with a coated diaphragm
Patent number
7,460,679
Issue date
Dec 2, 2008
Panasonic Corporation
Satoshi Itoh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker, and module and electronic apparatus using the loudspeaker
Patent number
7,388,964
Issue date
Jun 17, 2008
Matsushita Electric Industrial Co., Ltd.
Shigeru Tomoeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Electric acoustic converter and electronic device using the same
Patent number
7,362,877
Issue date
Apr 22, 2008
Matsushita Electric Industrial Co., Ltd.
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speaker module and apparatus using this
Patent number
7,218,743
Issue date
May 15, 2007
Matsushita Electric Industrial Co., Ltd.
Masahide Sumiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Speaker
Patent number
6,341,167
Issue date
Jan 22, 2002
Matsushita Electric Industrial Co., Inc.
Masatoshi Okuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
MANUFACTURING METHOD OF PAPER MAKING PART FOR LOUDSPEAKER, PAPER MA...
Publication number
20120145345
Publication date
Jun 14, 2012
PANASONIC CORPORATION
Kazuyoshi MIMURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER AND ELECTRONIC APPARATUS AND DEVICE USING THE SAME
Publication number
20120114166
Publication date
May 10, 2012
PANASONIC CORPORATION
Kouzi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER, SPEAKER DEVICE USING THE SAME AND ELECTRONIC APPARATUS AND...
Publication number
20100150389
Publication date
Jun 17, 2010
Matsushita Electric Industrial Co., Ltd.
Masahide Sumiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MANUFACTURING METHOD OF PAPER MAKING PART FOR LOUDSPEAKER, PAPER MA...
Publication number
20100027826
Publication date
Feb 4, 2010
Matsushita Electric Industrial Co., Ltd.
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER AND METHOD OF PRODUCING THE SAME
Publication number
20090232345
Publication date
Sep 17, 2009
Matsushita Electric Industrial Co., Ltd.
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER, MODULE USING THE SAME, ELECTRONIC EQUIPMENT AND DEVICE, AN...
Publication number
20090217509
Publication date
Sep 3, 2009
Takanori Fukuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER, AND MODULE, ELECTRONIC APPARATUS, AND DEVICE THAT USE THE...
Publication number
20090220119
Publication date
Sep 3, 2009
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electro-acoustic transducer and electronic apparatus using it
Publication number
20090169048
Publication date
Jul 2, 2009
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER DIAPHRAGM, SPEAKER DUST CAP, SPEAKER SUB-CONE, SPEAKER USIN...
Publication number
20090080687
Publication date
Mar 26, 2009
Matsushita Electric Industrial Co., Ltd.
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SPEAKER AND ELECTRONIC APPARATUS AND DEVICE USING THE SAME
Publication number
20090060254
Publication date
Mar 5, 2009
Matsushita Electric Industrial Co., Ltd.
Kouzi Sano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PLANT FOR PRODUCTION OF PAPER-MADE PART FOR SPEAKER, PAPER-MADE PAR...
Publication number
20090028373
Publication date
Jan 29, 2009
Matsushita Electric Industrial Co., Ltd.
Kazuyoshi Mimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOUDSPEAKER DAMPER, MANUFACTURING METHOD THEREOF, AND LOUDSPEAKER A...
Publication number
20090010471
Publication date
Jan 8, 2009
Matsushita Electric Industrial Co., Ltd.
Masatoshi Okazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Loudspeaker
Publication number
20080056528
Publication date
Mar 6, 2008
Matsushita Electric Industrial Co., Ltd.
Hiroshi Yano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Production Facility for Speaker Diaphragm, Method of Manufacturing...
Publication number
20080000716
Publication date
Jan 3, 2008
Matsushita Electric Industrial Co., Ltd.
Kenichi Ajiki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electroacoustic Transducer and Electronic Device Using the Same
Publication number
20070269076
Publication date
Nov 22, 2007
Matsushita Electric Industrial Co., Ltd.
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electro-Acoustic Converter and Electronic Device Using the Same
Publication number
20070223743
Publication date
Sep 27, 2007
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electro-Acoustic Converter, Module Using Same, Electronic Device, a...
Publication number
20070217647
Publication date
Sep 20, 2007
Panasonic Electronic Devices Co., Ltd.
Mitutaka Enomoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Portable electronic device
Publication number
20070218732
Publication date
Sep 20, 2007
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electro-Acoustic Converter And Electronic Device Using The Same
Publication number
20070202742
Publication date
Aug 30, 2007
Matsushita Electric Industrial Co., Ltd.
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Vibrating plate for electricity-sound transformer and method for pr...
Publication number
20070160258
Publication date
Jul 12, 2007
Kazuyoshi Mimura
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Speaker, and module, electronic apparatus, and device that use the...
Publication number
20070147649
Publication date
Jun 28, 2007
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speaker, module using the same, electronic equipment and device, an...
Publication number
20070140519
Publication date
Jun 21, 2007
Takanori Fukuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speaker, speaker-use diaphragm, dust cap, production methods and pr...
Publication number
20070131478
Publication date
Jun 14, 2007
Masatoshi Okazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Electric acoustic converter and electronic device using the same
Publication number
20070080412
Publication date
Apr 12, 2007
Kazuki Honda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speaker, speaker module, and electronic equipment using the speaker...
Publication number
20060239478
Publication date
Oct 26, 2006
Tetsuya Mouri
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speaker, module employing it, electronic apparatus and device
Publication number
20060182304
Publication date
Aug 17, 2006
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speaker and device using the same
Publication number
20060153420
Publication date
Jul 13, 2006
Tomoyasu Takase
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speaker, and module and electronic device using the such speaker
Publication number
20060050922
Publication date
Mar 9, 2006
Matsushita Elec. Ind. Co. Ltd.
Shigeru Tomoeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Information terminal device
Publication number
20060052128
Publication date
Mar 9, 2006
Matsushita Electric Industrial Co., Ltd.
Shigeru Tomoeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Speaker module and appratus using this
Publication number
20050271232
Publication date
Dec 8, 2005
Masahide Sumiyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE