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Kaoru Murase
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Ikoma-gun, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Playback method and playback device
Patent number
10,455,189
Issue date
Oct 22, 2019
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masayuki Kozuka
G11 - INFORMATION STORAGE
Information
Patent Grant
Information processing method, information processor, and recording...
Patent number
10,419,789
Issue date
Sep 17, 2019
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masayuki Kozuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Playback method and playback device
Patent number
10,291,879
Issue date
May 14, 2019
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masayuki Kozuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content reading method for reading out copyright-protected content...
Patent number
10,169,551
Issue date
Jan 1, 2019
Panasonic Intellectual Property Corporation of America
Masaya Yamamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
File generating method and file generating apparatus
Patent number
10,028,020
Issue date
Jul 17, 2018
Panasonic Corporation
Tadamasa Toma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content reading method for reading out copyright-protected content...
Patent number
9,946,849
Issue date
Apr 17, 2018
Panasonic Intellectual Property Corporation of America
Masaya Yamamoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Playback method and playback device
Patent number
9,912,903
Issue date
Mar 6, 2018
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masayuki Kozuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Information processing device, information recording medium, inform...
Patent number
9,865,299
Issue date
Jan 9, 2018
Sony Corporation
Kenjiro Ueda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
File producing method, file producing device, and recording medium
Patent number
9,818,446
Issue date
Nov 14, 2017
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Tadamasa Toma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
File generating method and file generating apparatus
Patent number
9,654,823
Issue date
May 16, 2017
Panasonic Corporation
Tadamasa Toma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content recording method, recording apparatus, and recording system
Patent number
9,596,499
Issue date
Mar 14, 2017
Panasonic Intellectual Property Corporation of America
Masayuki Kozuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Unauthorized contents detection system
Patent number
9,270,470
Issue date
Feb 23, 2016
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masao Nonaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Revocation list generation device, revocation list generation metho...
Patent number
9,178,702
Issue date
Nov 3, 2015
Panasonic Corporation
Masayuki Kozuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content management system, management server, memory media device a...
Patent number
9,166,980
Issue date
Oct 20, 2015
Panasonic Corporation
Masayuki Kozuka
G11 - INFORMATION STORAGE
Information
Patent Grant
Terminal device, content recording system, title key recording meth...
Patent number
9,106,882
Issue date
Aug 11, 2015
Panasonic Corporation
Takahiro Yamaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Recording medium apparatus and control method for authenticating a...
Patent number
8,997,216
Issue date
Mar 31, 2015
Panasonic Corporation
Masayuki Kozuka
G11 - INFORMATION STORAGE
Information
Patent Grant
Copyright protection data processing system and reproduction device
Patent number
8,984,658
Issue date
Mar 17, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Takahiro Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Unauthorized contents detection system
Patent number
8,972,737
Issue date
Mar 3, 2015
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Masao Nonaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Reproducing device, recording device, recording medium, data proces...
Patent number
8,731,192
Issue date
May 20, 2014
Panasonic Corporation
Masaya Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Unauthorized contents detection system
Patent number
8,667,291
Issue date
Mar 4, 2014
Panasonic Corporation
Masao Nonaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Recording medium, reproduction device, message acquisition method,...
Patent number
8,644,669
Issue date
Feb 4, 2014
Panasonic Corporation
Shunji Harada
G11 - INFORMATION STORAGE
Information
Patent Grant
Management apparatus and copying apparatus
Patent number
8,607,052
Issue date
Dec 10, 2013
Panasonic Corporation
Toshihisa Nakano
G11 - INFORMATION STORAGE
Information
Patent Grant
Verification method, information processing device, recording mediu...
Patent number
8,474,049
Issue date
Jun 25, 2013
Panasonic Corporation
Senichi Onoda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information burying device and detecting device
Patent number
8,369,688
Issue date
Feb 5, 2013
Panasonic Corporation
Toshihisa Nakano
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Reproducing device, recording device, recording medium, data proces...
Patent number
8,325,917
Issue date
Dec 4, 2012
Panasonic Corporation
Masaya Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Verification method, verification program, recording medium, inform...
Patent number
8,281,362
Issue date
Oct 2, 2012
Panasonic Corporation
Minehisa Nagata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Unauthorized contents detection system
Patent number
8,261,084
Issue date
Sep 4, 2012
Panasonic Corporation
Masao Nonaka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Copyright protection data processing system and reproduction device
Patent number
8,250,664
Issue date
Aug 21, 2012
Panasonic Corporation
Takahiro Yamaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Copyright protection data processing system and reproduction device
Patent number
8,171,566
Issue date
May 1, 2012
Panasonic Corporation
Toshihisa Nakano
G11 - INFORMATION STORAGE
Information
Patent Grant
Digital work protection system, recording apparatus, reproduction a...
Patent number
8,132,024
Issue date
Mar 6, 2012
Panasonic Corporation
Toshihisa Nakano
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
PLAYBACK METHOD AND PLAYBACK DEVICE
Publication number
20190230316
Publication date
Jul 25, 2019
Panasonic Intellectual Property Management Co., Ltd.
Masayuki KOZUKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FILE GENERATING METHOD AND FILE GENERATING APPARATUS
Publication number
20180302674
Publication date
Oct 18, 2018
PANASONIC CORPORATION
Tadamasa TOMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTENT READING METHOD FOR READING OUT COPYRIGHT-PROTECTED CONTENT...
Publication number
20180189462
Publication date
Jul 5, 2018
Panasonic Intellectual Property Corporation of America
MASAYA YAMAMOTO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PLAYBACK METHOD AND PLAYBACK DEVICE
Publication number
20180139406
Publication date
May 17, 2018
Panasonic Intellectual Property Management Co., Ltd.
Masayuki KOZUKA
G11 - INFORMATION STORAGE
Information
Patent Application
FILE GENERATING METHOD AND FILE GENERATING APPARATUS
Publication number
20170214969
Publication date
Jul 27, 2017
PANASONIC CORPORATION
Tadamasa TOMA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INFORMATION PROCESSING METHOD, INFORMATION PROCESSOR, AND RECORDING...
Publication number
20160165267
Publication date
Jun 9, 2016
Panasonic Intellectual Property Management Co., Ltd.
MASAYUKI KOZUKA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FILE PRODUCING METHOD, FILE PRODUCING DEVICE, AND RECORDING MEDIUM
Publication number
20160155470
Publication date
Jun 2, 2016
Panasonic Intellectual Property Management Co., Ltd.
TADAMASA TOMA
G11 - INFORMATION STORAGE
Information
Patent Application
FILE GENERATING METHOD AND FILE GENERATING APPARATUS
Publication number
20160156968
Publication date
Jun 2, 2016
PANASONIC CORPORATION
Tadamasa Toma
G11 - INFORMATION STORAGE
Information
Patent Application
INFORMATION PROCESSING DEVICE, INFORMATION RECORDING MEDIUM, INFORM...
Publication number
20160155466
Publication date
Jun 2, 2016
SONY CORPORATION
Kenjiro UEDA
G11 - INFORMATION STORAGE
Information
Patent Application
PLAYBACK METHOD AND PLAYBACK DEVICE
Publication number
20160150180
Publication date
May 26, 2016
Panasonic Intellectual Property Management Co., Ltd.
MASAYUKI KOZUKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTENT READING METHOD FOR READING OUT COPYRIGHT-PROTECTED CONTENT...
Publication number
20160092662
Publication date
Mar 31, 2016
Panasonic Intellectual Property Corporation of America
MASAYA YAMAMOTO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION APPARATUS, MANAGEMENT SERVER, AND COPY CONTROL METHOD
Publication number
20160026820
Publication date
Jan 28, 2016
Panasonic Intellectual Property Corporation of America
Masayuki KOZUKA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONTENT RECORDING METHOD, RECORDING APPARATUS, AND RECORDING SYSTEM
Publication number
20150189359
Publication date
Jul 2, 2015
Panasonic Intellectual Property Corporation of America
MASAYUKI KOZUKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
UNAUTHORIZED CONTENTS DETECTION SYSTEM
Publication number
20150127948
Publication date
May 7, 2015
Panasonic Intellectual Property Management Co., Ltd.
Masao NONAKA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
UNAUTHORIZED CONTENTS DETECTION SYSTEM
Publication number
20140129842
Publication date
May 8, 2014
PANASONIC CORPORATION
Masao NONAKA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TERMINAL DEVICE, CONTENT RECORDING SYSTEM, TITLE KEY RECORDING METH...
Publication number
20130315565
Publication date
Nov 28, 2013
Takahiro Yamaguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CONTENT MANAGEMENT SYSTEM, MANAGEMENT SERVER, MEMORY MEDIA DEVICE A...
Publication number
20130283357
Publication date
Oct 24, 2013
Masayuki Kozuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RECORDING MEDIUM APPARATUS AND CONTROLLER
Publication number
20130145481
Publication date
Jun 6, 2013
PANASONIC CORPORATION
Masayuki Kozuka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
REPRODUCING DEVICE, RECORDING DEVICE, RECORDING MEDIUM, DATA PROCES...
Publication number
20130101273
Publication date
Apr 25, 2013
PANASONIC CORPORATION
Masaya YAMAMOTO
G11 - INFORMATION STORAGE
Information
Patent Application
REVOCATION LIST GENERATION DEVICE, REVOCATION LIST GENERATION METHO...
Publication number
20130077791
Publication date
Mar 28, 2013
Masayuki Kozuka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
KEY DISTRIBUTION DEVICE, TERMINAL DEVICE, AND CONTENT DISTRIBUTION...
Publication number
20120290834
Publication date
Nov 15, 2012
Takahiro YAMAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
UNAUTHORIZED CONTENTS DETECTION SYSTEM
Publication number
20120290846
Publication date
Nov 15, 2012
Masao Nonaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COPYRIGHT PROTECTION DATA PROCESSING SYSTEM AND REPRODUCTION DEVICE
Publication number
20120284515
Publication date
Nov 8, 2012
Takahiro YAMAGUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MANAGEMENT APPARATUS AND COPYING APPARATUS
Publication number
20110208967
Publication date
Aug 25, 2011
Toshihisa Nakano
G11 - INFORMATION STORAGE
Information
Patent Application
UNAUTHORIZED CONTENTS DETECTION SYSTEM
Publication number
20110119493
Publication date
May 19, 2011
Masao Nonaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL DISC RECORDING APPARATUS, COMPUTER-READABLE RECORDING MEDI...
Publication number
20110026386
Publication date
Feb 3, 2011
Tokuo Nakatani
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RECORDING AND REPRODUCTION APPARATUS, REPRODUCTION APPARATUS, AND H...
Publication number
20100118675
Publication date
May 13, 2010
PANASONIC CORPORATION
Toshihisa Nakano
G11 - INFORMATION STORAGE
Information
Patent Application
COPYRIGHT PROTECTION DATA PROCESSING SYSTEM AND REPRODUCTION DEVICE
Publication number
20100100969
Publication date
Apr 22, 2010
PANASONIC CORPORATION
Takahiro Yamaguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COPYRIGHT PROTECTION DATA PROCESSING SYSTEM AND REPRODUCTION DEVICE
Publication number
20100058487
Publication date
Mar 4, 2010
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION BURYING DEVICE AND DETECTING DEVICE
Publication number
20100034513
Publication date
Feb 11, 2010
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING