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Makoto Tatebayashi
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Takarazuka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Data protection system that protects data by encrypting the data
Patent number
9,130,741
Issue date
Sep 8, 2015
Panasonic Corporation
Toshihisa Nakano
G11 - INFORMATION STORAGE
Information
Patent Grant
Semiconductor memory card and data reading apparatus, and data read...
Patent number
8,661,553
Issue date
Feb 25, 2014
Panasonic Corporation
Teruto Hirota
G11 - INFORMATION STORAGE
Information
Patent Grant
Data protection system that protects data by encrypting the data
Patent number
8,416,953
Issue date
Apr 9, 2013
Panasonic Corporation
Toshihisa Nakano
G11 - INFORMATION STORAGE
Information
Patent Grant
Encryption device, key distribution device and key distribution system
Patent number
8,275,998
Issue date
Sep 25, 2012
Panasonic Corporation
Toshihisa Nakano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content protection system, key data generation apparatus, and termi...
Patent number
8,144,869
Issue date
Mar 27, 2012
Panasonic Corporation
Toshihisa Nakano
G11 - INFORMATION STORAGE
Information
Patent Grant
Content reproduction apparatus
Patent number
8,140,675
Issue date
Mar 20, 2012
Panasonic Corporation
Kaoru Yokota
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
Information
Patent Grant
Semiconductor memory card and data reading apparatus, and data read...
Patent number
8,127,368
Issue date
Feb 28, 2012
Panasonic Corporation
Teruto Hirota
G11 - INFORMATION STORAGE
Information
Patent Grant
Encryption communications system
Patent number
8,051,284
Issue date
Nov 1, 2011
Panasonic Corporation
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Theft prevention system
Patent number
8,048,174
Issue date
Nov 1, 2011
Panasonic Corporation
Masato Yamamichi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Semiconductor memory card and data reading apparatus, and data read...
Patent number
7,996,914
Issue date
Aug 9, 2011
Panasonic Corporation
Teruto Hirota
G11 - INFORMATION STORAGE
Information
Patent Grant
Parameter generation apparatus, encryption system, decryption syste...
Patent number
7,929,688
Issue date
Apr 19, 2011
Panasonic Corporation
Masato Yamamichi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Content-log analyzing system and data-communication controlling device
Patent number
7,886,365
Issue date
Feb 8, 2011
Panasonic Corporation
Yuichi Futa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Encryption device, key distribution device and key distribution system
Patent number
7,865,716
Issue date
Jan 4, 2011
Panasonic Corporation
Toshihisa Nakano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Authentication communication system, authentication communication a...
Patent number
7,831,831
Issue date
Nov 9, 2010
Panasonic Corporation
Motoji Ohmori
G11 - INFORMATION STORAGE
Information
Patent Grant
Encrypted communication system and communication device
Patent number
7,813,512
Issue date
Oct 12, 2010
Panasonic Corporation
Yuichi Futa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Secure device
Patent number
7,739,519
Issue date
Jun 15, 2010
Panasonic Corporation
Natsume Matsuzaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital content protection system
Patent number
7,707,430
Issue date
Apr 27, 2010
Panasonic Corporation
Makoto Tatebayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Content recording/reproducing system, distribution device, reproduc...
Patent number
7,702,109
Issue date
Apr 20, 2010
Panasonic Corporation
Yuichi Futa
G11 - INFORMATION STORAGE
Information
Patent Grant
Authentication system
Patent number
7,657,739
Issue date
Feb 2, 2010
Panasonic Corporation
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Information input/output system, key management device, and user de...
Patent number
7,647,646
Issue date
Jan 12, 2010
Panasonic Corporation
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Copyright protection system, key generation apparatus, recording ap...
Patent number
7,620,993
Issue date
Nov 17, 2009
Panasonic Corporation
Naoki Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Encryption communication system
Patent number
7,603,554
Issue date
Oct 13, 2009
Panasonic Corporation
Yuichi Futa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Data player, digital contents player, playback system, data embeddi...
Patent number
7,577,251
Issue date
Aug 18, 2009
Panasonic Corporation
Hirotsugu Kawada
G11 - INFORMATION STORAGE
Information
Patent Grant
Copyright protection system, recording device, and reproduction device
Patent number
7,555,779
Issue date
Jun 30, 2009
Panasonic Corporation
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Encryption device a decrypting device a secret key generation devic...
Patent number
7,542,568
Issue date
Jun 2, 2009
Panasonic Corporation
Motoji Ohmori
G11 - INFORMATION STORAGE
Information
Patent Grant
Data converter for performing exponentiation in polynomial residue...
Patent number
RE40710
Issue date
May 12, 2009
Panasonic Corporation
Kaoru Yokota
341 - Coded data generation or conversion
Information
Patent Grant
Contents management method, contents management apparatus, and reco...
Patent number
7,505,584
Issue date
Mar 17, 2009
Kabushiki Kaisha Toshiba
Toru Kamibayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Deactivation system
Patent number
7,503,066
Issue date
Mar 10, 2009
Panasonic Corporation
Makoto Tatebayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Encryption apparatus, decryption apparatus, secret key generation a...
Patent number
7,484,090
Issue date
Jan 27, 2009
Panasonic Corporation
Motoji Ohmori
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
DATA PROTECTION SYSTEM THAT PROTECTS DATA BY ENCRYPTING THE DATA
Publication number
20130236018
Publication date
Sep 12, 2013
PANASONIC CORPORATION
Toshihisa NAKANO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SEMICONDUCTOR MEMORY CARD AND DATA READING APPARATUS, AND DATA READ...
Publication number
20120117663
Publication date
May 10, 2012
Teruto Hirota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ENCRYPTION DEVICE, KEY DISTRIBUTION DEVICE AND KEY DISTRIBUTION SYSTEM
Publication number
20110093706
Publication date
Apr 21, 2011
Toshihisa Nakano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DATA PROTECTION SYSTEM THAT PROTECTS DATA BY ENCRYPTING THE DATA
Publication number
20100034388
Publication date
Feb 11, 2010
Toshihisa NAKANO
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ENCRYPTION DEVICE, A DECRYPTING DEVICE, A SECRET KEY GENERATION DEV...
Publication number
20090208007
Publication date
Aug 20, 2009
Motoji Ohmori
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DIGITAL CONTENT PROTECTION SYSTEM
Publication number
20080263367
Publication date
Oct 23, 2008
Makoto Tatebayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ENCRYPTION COMMUNICATIONS SYSTEM
Publication number
20080253567
Publication date
Oct 16, 2008
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
CONTENT PROTECTION SYSTEM, KEY DATA GENERATION APPARATUS, AND TERMI...
Publication number
20080205652
Publication date
Aug 28, 2008
Toshihisa Nakano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Theft prevention system
Publication number
20080122595
Publication date
May 29, 2008
Masato Yamamichi
B60 - VEHICLES IN GENERAL
Information
Patent Application
Semiconductor memory card and data reading apparatus, and data read...
Publication number
20080115210
Publication date
May 15, 2008
Teruto Hirota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Copyright protection system, recording device, and reproduction device
Publication number
20080044017
Publication date
Feb 21, 2008
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Secure device
Publication number
20070234074
Publication date
Oct 4, 2007
Natsume Matsuzaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Encryption device, key distribution device and key distribution system
Publication number
20070174606
Publication date
Jul 26, 2007
Toshihisa Nakano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Authentication system, authentication apparatus, and recording medium
Publication number
20070168674
Publication date
Jul 19, 2007
Masao Nonaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Encrypted communication system and communication device
Publication number
20070150735
Publication date
Jun 28, 2007
Yuichi Futa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Content reproduction apparatus
Publication number
20070092081
Publication date
Apr 26, 2007
Kaoru Yokota
G11 - INFORMATION STORAGE
Information
Patent Application
Authentication system
Publication number
20070083757
Publication date
Apr 12, 2007
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Data player, digital contents player, playback system, data embeddi...
Publication number
20060291652
Publication date
Dec 28, 2006
Hirotsugu Kawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Data player, digital contents player, playback system, data embeddi...
Publication number
20060291653
Publication date
Dec 28, 2006
Hirotsugu Kawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Data player, digital contents player, playback system, data embeddi...
Publication number
20060285688
Publication date
Dec 21, 2006
Hirotsugu Kawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Data player, digital contents player, playback system, data embeddi...
Publication number
20060285687
Publication date
Dec 21, 2006
Hirotsugu Kawada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Parameter generation apparatus, encryption system, decryption syste...
Publication number
20060239459
Publication date
Oct 26, 2006
Masato Yamamichi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Contents management method, contents management apparatus, and reco...
Publication number
20060188093
Publication date
Aug 24, 2006
Kabushiki Kaisha Toshiba
Toru Kamibayashi
G11 - INFORMATION STORAGE
Information
Patent Application
Encryption communication system
Publication number
20060171530
Publication date
Aug 3, 2006
Yuichi Futa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Information input/output system
Publication number
20060168357
Publication date
Jul 27, 2006
Toshihisa Nakano
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor memory card and data reading apparatus, and data read...
Publication number
20060129819
Publication date
Jun 15, 2006
Teruto Hirota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Revocation information updating method, revocation information upda...
Publication number
20050154880
Publication date
Jul 14, 2005
Shunji Harada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital content protection system
Publication number
20050102527
Publication date
May 12, 2005
Makoto Tatebayashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Data converter and method thereof
Publication number
20050089161
Publication date
Apr 28, 2005
Kaoru Yokota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Encryption apparatus, decryption apparatus, secret key generation a...
Publication number
20050078825
Publication date
Apr 14, 2005
Motoji Ohmori
H04 - ELECTRIC COMMUNICATION TECHNIQUE