Masayuki Kozuka

Person

People

Patents Grantslast 30 patents

Information Patent Grant
Recording medium, license management apparatus, and recording and p...
- Patent number 10,089,620
- Issue date Oct 2, 2018
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Hideki Matsushima
- G06 - COMPUTING CALCULATING COUNTING
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
Playback program
- Patent number 8,175,441
- Issue date May 8, 2012
- Panasonic Corporation
- Kenji Tagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory card, playback apparatus, recording apparatus,...
- Patent number 8,156,347
- Issue date Apr 10, 2012
- Panasonic Corporation
- Teruto Hirota
- 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
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
Semiconductor memory card, playback apparatus, recording apparatus,...
- Patent number 7,930,478
- Issue date Apr 19, 2011
- Panasonic Corporation
- Kenji Tagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Service providing apparatus and method that allow an apparatus to a...
- Patent number 7,792,755
- Issue date Sep 7, 2010
- Panasonic Corporation
- Hideki Matsushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Playback apparatus and server apparatus
- Patent number 7,765,158
- Issue date Jul 27, 2010
- Panasonic Corporation
- Noriko Sugimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Encrypted-content recording medium, playback apparatus, and playbac...
- Patent number 7,715,558
- Issue date May 11, 2010
- Panasonic Corporation
- Masaya Yamamoto
- G11 - INFORMATION STORAGE
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
Distribution system, semiconductor memory card, receiving apparatus...
- Patent number RE41096
- Issue date Feb 2, 2010
- Panasonic Corporation
- Kenji Tagawa
- 726 - Information security
Information Patent Grant
Digital data distribution system with switching unit, online acquis...
- Patent number 7,624,199
- Issue date Nov 24, 2009
- Panasonic Corporation
- Hideki Matsushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory card, playback apparatus, recording apparatus,...
- Patent number 7,596,698
- Issue date Sep 29, 2009
- Panasonic Corporation
- Teruto Hirota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Playback program
- Patent number 7,471,878
- Issue date Dec 30, 2008
- Panasonic Corporation
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
User terminal program designated not to receive contents that canno...
- Patent number 7,457,779
- Issue date Nov 25, 2008
- Panasonic Corporation
- Ryuichi Okamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor memory card, playback apparatus, recording apparatus,...
- Patent number 7,392,342
- Issue date Jun 24, 2008
- Matsushita Electric Industrial Co., Ltd.
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Revocation information updating method, revocation information upda...
- Patent number 7,392,225
- Issue date Jun 24, 2008
- Matsushita Electric Industrial Co., Ltd.
- Shunji Harada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data conversion apparatus and method in copyright protecting system
- Patent number 7,315,829
- Issue date Jan 1, 2008
- Matsushita Electric Industrial Co., Ltd.
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical disk, reproduction apparatus, reproduction method, and reco...
- Patent number 7,302,168
- Issue date Nov 27, 2007
- Matsushita Electric Industrial Co., Ltd.
- Tomoyuki Nonomura
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital content protection system
- Patent number 7,298,845
- Issue date Nov 20, 2007
- Matsushita Electric Industrial Co., Ltd.
- Makoto Tatebayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor memory card, apparatus for recording data onto the se...
- Patent number 7,212,875
- Issue date May 1, 2007
- Matsushita Electric Industrial Co., Ltd.
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Content distribution system and a reference server
- Patent number 7,206,767
- Issue date Apr 17, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hideki Matsushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical disk, reproduction apparatus, reproduction method, and reco...
- Patent number 7,187,850
- Issue date Mar 6, 2007
- Matsushita Electric Industrial Co., Ltd.
- Tomoyuki Nonomura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk, reproduction apparatus, reproduction method, and reco...
- Patent number 7,187,851
- Issue date Mar 6, 2007
- Matsushita Electric Industrial Co., Ltd.
- Tomoyuki Nonomura
- G11 - INFORMATION STORAGE
Information Patent Grant
Copyrighted data processing method and apparatus
- Patent number 7,096,268
- Issue date Aug 22, 2006
- Matsushita Electric Industrial Co., Ltd.
- Yukie Shoda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distribution system, semiconductor memory card, receiving apparatus...
- Patent number 7,096,504
- Issue date Aug 22, 2006
- Matsushita Electric Industrial Co., Ltd.
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cookie data stored on transportable recording medium
- Patent number 7,065,503
- Issue date Jun 20, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hideki Matsushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor memory card, data reading apparatus and data reading/...
- Patent number 7,062,652
- Issue date Jun 13, 2006
- Matsushita Electric Industrial Co., Ltd.
- Teruto Hirota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor memory card, apparatus for recording data onto the se...
- Patent number 7,010,372
- Issue date Mar 7, 2006
- Matsushita Electric Industrial Co., Ltd.
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

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
DIGITAL DATA DISTRIBUTION SYSTEM
- Publication number 20100169462
- Publication date Jul 1, 2010
- Hideki Matsushima
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY CARD, PLAYBACK APPARATUS, RECORDING APPARATUS,...
- Publication number 20100064145
- Publication date Mar 11, 2010
- Teruto Hirota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PLAYBACK PROGRAM
- Publication number 20090105859
- Publication date Apr 23, 2009
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DIGITAL DATA DISTRIBUTION SYSTEM WITH SWITCHING UNIT, ONLINE ACQUIS...
- Publication number 20080320173
- Publication date Dec 25, 2008
- Hideki Matsushima
- G11 - INFORMATION STORAGE
Information Patent Application
DIGITAL CONTENT PROTECTION SYSTEM
- Publication number 20080263367
- Publication date Oct 23, 2008
- Makoto Tatebayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEMICONDUCTOR MEMORY CARD, PLAYBACK APPARATUS, RECORDING APPARATUS,...
- Publication number 20080228300
- Publication date Sep 18, 2008
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
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
OPTICAL DISK, REPRODUCTION APPARATUS, REPRODUCTION METHOD, AND RECO...
- Publication number 20060239663
- Publication date Oct 26, 2006
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Tomoyuki Nonomura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL DISK, REPRODUCTION APPARATUS, REPRODUCTION METHOD, AND RECO...
- Publication number 20060239662
- Publication date Oct 26, 2006
- Matsuhita Electric Industrial Co., Ltd.
- Tomoyuki Nonomura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Service providing apparatus and method that allow an apparatus to a...
- Publication number 20060178996
- Publication date Aug 10, 2006
- Hideki Matsushima
- 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
User terminal program designated not to receive contents that canno...
- Publication number 20050289069
- Publication date Dec 29, 2005
- Ryuichi Okamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor memory card, apparatus for recording data onto the se...
- Publication number 20050278045
- Publication date Dec 15, 2005
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Encrypted-content recording medium, playback apparatus, and playbac...
- Publication number 20050203853
- Publication date Sep 15, 2005
- Masaya Yamamoto
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk, reproduction apparatus, reproduction method, and reco...
- Publication number 20050201732
- Publication date Sep 15, 2005
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Tomoyuki Nonomura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Playback apparatus and server apparatus
- Publication number 20050198115
- Publication date Sep 8, 2005
- Noriko Sugimoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Semiconductor memory card, playback apparatus, recording apparatus,...
- Publication number 20050192686
- Publication date Sep 1, 2005
- Teruto Hirota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Preference information managing apparatus which stores users' usage...
- Publication number 20050177538
- Publication date Aug 11, 2005
- Yusuke Shimizu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Content distribution system and a reference server
- Publication number 20050165688
- Publication date Jul 28, 2005
- Hideki Matsushima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor memory card that records contents for trial and purch...
- Publication number 20050160053
- Publication date Jul 21, 2005
- Ryuichi Okamoto
- 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
Digital data distribution system
- Publication number 20050033864
- Publication date Feb 10, 2005
- Hideki Matsushima
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor memory card and data reading apparatus
- Publication number 20050005149
- Publication date Jan 6, 2005
- Teruto Hirota
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Apparatus and method to reproduce multimedia content for a multitud...
- Publication number 20040213542
- Publication date Oct 28, 2004
- Hiroshi Hamasaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Playback program
- Publication number 20040197084
- Publication date Oct 7, 2004
- Kenji Tagawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Apparatus and method employing a configurable reference and loop fi...
- Publication number 20040179610
- Publication date Sep 16, 2004
- Jiuhuai Lu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Production protection system dealing with contents that are digital...
- Publication number 20040139026
- Publication date Jul 15, 2004
- Shunji Harada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Distribution device, terminal device, and program and method for us...
- Publication number 20040054678
- Publication date Mar 18, 2004
- Ryuichi Okamoto
- G06 - COMPUTING CALCULATING COUNTING

Masayuki Kozuka

Person

Patents Grantslast 30 patents

Recording medium, license management apparatus, and recording and p...

Semiconductor memory card and data reading apparatus, and data read...

Playback program

Semiconductor memory card, playback apparatus, recording apparatus,...

Semiconductor memory card and data reading apparatus, and data read...

Semiconductor memory card and data reading apparatus, and data read...

Semiconductor memory card, playback apparatus, recording apparatus,...

Service providing apparatus and method that allow an apparatus to a...

Playback apparatus and server apparatus

Encrypted-content recording medium, playback apparatus, and playbac...

Digital content protection system

Distribution system, semiconductor memory card, receiving apparatus...

Digital data distribution system with switching unit, online acquis...

Semiconductor memory card, playback apparatus, recording apparatus,...

Playback program

User terminal program designated not to receive contents that canno...

Semiconductor memory card, playback apparatus, recording apparatus,...

Revocation information updating method, revocation information upda...

Data conversion apparatus and method in copyright protecting system

Optical disk, reproduction apparatus, reproduction method, and reco...

Digital content protection system

Semiconductor memory card, apparatus for recording data onto the se...

Content distribution system and a reference server

Optical disk, reproduction apparatus, reproduction method, and reco...

Optical disk, reproduction apparatus, reproduction method, and reco...

Copyrighted data processing method and apparatus

Distribution system, semiconductor memory card, receiving apparatus...

Cookie data stored on transportable recording medium

Semiconductor memory card, data reading apparatus and data reading/...

Semiconductor memory card, apparatus for recording data onto the se...

Patents Applicationslast 30 patents

SEMICONDUCTOR MEMORY CARD AND DATA READING APPARATUS, AND DATA READ...

DIGITAL DATA DISTRIBUTION SYSTEM

SEMICONDUCTOR MEMORY CARD, PLAYBACK APPARATUS, RECORDING APPARATUS,...

PLAYBACK PROGRAM

DIGITAL DATA DISTRIBUTION SYSTEM WITH SWITCHING UNIT, ONLINE ACQUIS...

DIGITAL CONTENT PROTECTION SYSTEM

SEMICONDUCTOR MEMORY CARD, PLAYBACK APPARATUS, RECORDING APPARATUS,...

Semiconductor memory card and data reading apparatus, and data read...

OPTICAL DISK, REPRODUCTION APPARATUS, REPRODUCTION METHOD, AND RECO...

OPTICAL DISK, REPRODUCTION APPARATUS, REPRODUCTION METHOD, AND RECO...

Service providing apparatus and method that allow an apparatus to a...

Semiconductor memory card and data reading apparatus, and data read...

User terminal program designated not to receive contents that canno...

Semiconductor memory card, apparatus for recording data onto the se...

Encrypted-content recording medium, playback apparatus, and playbac...

Optical disk, reproduction apparatus, reproduction method, and reco...

Playback apparatus and server apparatus

Semiconductor memory card, playback apparatus, recording apparatus,...

Preference information managing apparatus which stores users' usage...

Content distribution system and a reference server

Semiconductor memory card that records contents for trial and purch...

Revocation information updating method, revocation information upda...

Digital content protection system

Digital data distribution system

Semiconductor memory card and data reading apparatus

Apparatus and method to reproduce multimedia content for a multitud...

Playback program

Apparatus and method employing a configurable reference and loop fi...

Production protection system dealing with contents that are digital...

Distribution device, terminal device, and program and method for us...