Ryuji ISHIGURO

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Enciphering apparatus and method, deciphering apparatus and method...
- Patent number 9,467,287
- Issue date Oct 11, 2016
- Sony Corporation
- Ryuji Ishiguro
- G11 - INFORMATION STORAGE
Information Patent Grant
Data transmission system
- Patent number 9,049,009
- Issue date Jun 2, 2015
- Sony Corporation
- Tomoyuki Asano
- G11 - INFORMATION STORAGE
Information Patent Grant
Enciphering apparatus and method, deciphering apparatus and method...
- Patent number 8,923,511
- Issue date Dec 30, 2014
- Sony Corporation
- Ryuji Ishiguro
- G11 - INFORMATION STORAGE
Information Patent Grant
Enciphering apparatus and method, deciphering apparatus and method...
- Patent number 8,594,325
- Issue date Nov 26, 2013
- Sony Corporation
- Ryuji Ishiguro
- G11 - INFORMATION STORAGE
Information Patent Grant
Copyright protection storage medium, information recording apparatu...
- Patent number 8,544,108
- Issue date Sep 24, 2013
- Sony Corporation
- Yoji Kawamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Data transmission system
- Patent number 8,422,675
- Issue date Apr 16, 2013
- Sony Corporation
- Tomoyuki Asano
- G11 - INFORMATION STORAGE
Information Patent Grant
Article of manufacture for controlling the use of content by provid...
- Patent number 8,352,374
- Issue date Jan 8, 2013
- Sony Corporation
- Eric John Swenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Streaming system for distributing encrypted compressed image data,...
- Patent number 8,325,919
- Issue date Dec 4, 2012
- Sony Corporation
- Keiko Tada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Streaming system for distributing encrypted compressed image data,...
- Patent number 8,325,918
- Issue date Dec 4, 2012
- Sony Corporation
- Keiko Tada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enciphering apparatus and method, deciphering apparatus and method...
- Patent number 8,170,206
- Issue date May 1, 2012
- Sony Corporation
- Ryuji Ishiguro
- G11 - INFORMATION STORAGE
Information Patent Grant
Information processing apparatus, information processing method, re...
- Patent number 8,042,192
- Issue date Oct 18, 2011
- Sony Corporation
- Yoji Kawamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Data transmission system
- Patent number 8,005,214
- Issue date Aug 23, 2011
- Sony Corporation
- Tomoyuki Asano
- G11 - INFORMATION STORAGE
Information Patent Grant
Information processing system and method using encryption key block
- Patent number 7,957,537
- Issue date Jun 7, 2011
- Sony Corporation
- Yoshimichi Kitaya
- G11 - INFORMATION STORAGE
Information Patent Grant
Information processing system
- Patent number 7,958,366
- Issue date Jun 7, 2011
- Sony Corporation
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Recording apparatus that records information for protecting intangi...
- Patent number 7,913,315
- Issue date Mar 22, 2011
- Sony Corporation
- Toshihiro Ishizaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Information managing apparatus and method, recording medium, and pr...
- Patent number 7,861,313
- Issue date Dec 28, 2010
- Sony Corporation
- Yoji Kawamoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Enciphering apparatus and method, deciphering apparatus and method...
- Patent number 7,860,248
- Issue date Dec 28, 2010
- Sony Corporation
- Ryuji Ishiguro
- G11 - INFORMATION STORAGE
Information Patent Grant
Rendering rights delegation system and method
- Patent number 7,801,819
- Issue date Sep 21, 2010
- Sony Corporation
- Eric John Swenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information processing method, information processing apparatus and...
- Patent number 7,765,604
- Issue date Jul 27, 2010
- Sony Corporation
- Koichi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing system and method
- Patent number 7,738,662
- Issue date Jun 15, 2010
- Sony Corporation
- Tomoyuki Asano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Contents furnishing system
- Patent number 7,730,345
- Issue date Jun 1, 2010
- Sony Corporation
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing system and method
- Patent number 7,707,410
- Issue date Apr 27, 2010
- Sony Corporation
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data transmission system
- Patent number 7,587,597
- Issue date Sep 8, 2009
- Sony Corporation
- Tomoyuki Asano
- G11 - INFORMATION STORAGE
Information Patent Grant
Information-processing device, information-processing method, recor...
- Patent number 7,584,288
- Issue date Sep 1, 2009
- Sony Corporation
- Munetake Ebihara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information-processing device, information-processing method, recor...
- Patent number 7,533,180
- Issue date May 12, 2009
- Sony Corporation
- Munetake Ebihara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Transmitter device, transmitting method, receiver device, receiving...
- Patent number 7,522,726
- Issue date Apr 21, 2009
- Sony Corporation
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing apparatus and method, and program storage me...
- Patent number 7,516,497
- Issue date Apr 7, 2009
- Sony Corporation
- Itaru Kawakami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing system and method for managing encrypted dat...
- Patent number 7,505,599
- Issue date Mar 17, 2009
- Sony Corporation
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information managing apparatus and method, recording medium, and pr...
- Patent number 7,503,073
- Issue date Mar 10, 2009
- Sony Corporation
- Yoji Kawamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing apparatus, information processing method, re...
- Patent number 7,487,549
- Issue date Feb 3, 2009
- Sony Corporation
- Yoji Kawamoto
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...
- Publication number 20150381359
- Publication date Dec 31, 2015
- SONY CORPORATION
- Ryuji Ishiguro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...
- Publication number 20130236009
- Publication date Sep 12, 2013
- SONY CORPORATION
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA TRANSMISSION SYSTEM
- Publication number 20130236008
- Publication date Sep 12, 2013
- SONY CORPORATION
- Tomoyuki ASANO
- G11 - INFORMATION STORAGE
Information Patent Application
ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...
- Publication number 20120257744
- Publication date Oct 11, 2012
- SONY CORPORATION
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA TRANSMISSION SYSTEM
- Publication number 20110274272
- Publication date Nov 10, 2011
- Tomoyuki Asano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RENDERING RIGHTS DELEGATION SYSTEM AND METHOD
- Publication number 20100325417
- Publication date Dec 23, 2010
- Eric John Swenson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...
- Publication number 20100290619
- Publication date Nov 18, 2010
- RYUJI ISHIGURO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DATA TRANSMISSION SYSTEM
- Publication number 20090323943
- Publication date Dec 31, 2009
- Tomoyuki Asano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, RE...
- Publication number 20090074182
- Publication date Mar 19, 2009
- SONY CORPORATION
- Yoji Kawamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Streaming system for distributing encrypted compressed image data,...
- Publication number 20090010430
- Publication date Jan 8, 2009
- Sony Corporation
- Keiko Tada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Copyright Protection Storage Medium, Information Recording Apparatu...
- Publication number 20080289050
- Publication date Nov 20, 2008
- Yoji Kawamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information managing apparatus and method, recording medium, and pr...
- Publication number 20080092243
- Publication date Apr 17, 2008
- Sony Corporation
- Yoji Kawamoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Enciphering apparatus and method, deciphering apparatus and method...
- Publication number 20080013723
- Publication date Jan 17, 2008
- RYUJI ISHIGURO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing method, information processing apparatus and...
- Publication number 20070289025
- Publication date Dec 13, 2007
- SONY CORPORATION
- Koichi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing system and method using encryption key block
- Publication number 20070263875
- Publication date Nov 15, 2007
- SONY CORPORATION
- Yoshimichi Kitaya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INFORMATION PROCESSING APPARATUS AND METHOD, AND PROGRAM STORAGE ME...
- Publication number 20070204172
- Publication date Aug 30, 2007
- Sony Corporation
- Itaru Kawakami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING SYSTEM
- Publication number 20070192603
- Publication date Aug 16, 2007
- SONY CORPORATION
- Ryuji ISHIGURO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Recording apparatus that records information for protecting intangi...
- Publication number 20070180534
- Publication date Aug 2, 2007
- Toshihiro Ishizaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CONTENTS FURNISHING SYSTEM
- Publication number 20070174302
- Publication date Jul 26, 2007
- Sony Corporation
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...
- Publication number 20070140484
- Publication date Jun 21, 2007
- RYUJI ISHIGURO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing system and method
- Publication number 20070098177
- Publication date May 3, 2007
- SONY CORPORATION
- Tomoyuki Asano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INFORMATION PROCESSING APPARATUS AND METHOD, AND PROGRAM STORAGE ME...
- Publication number 20070074051
- Publication date Mar 29, 2007
- Sony Corporation
- Itaru Kawakami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing apparatus
- Publication number 20070044159
- Publication date Feb 22, 2007
- SONY CORPORATION
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information-processing device, information-processing method, recor...
- Publication number 20060230131
- Publication date Oct 12, 2006
- SONY CORPORATION
- Munetake Ebihara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing system and method
- Publication number 20060159272
- Publication date Jul 20, 2006
- SONY CORPORATION
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Enciphering apparatus and method, deciphering apparatus and method...
- Publication number 20060140402
- Publication date Jun 29, 2006
- RYUJI ISHIGURO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Transmitter device, transmitting method, receiver device, receiving...
- Publication number 20060056624
- Publication date Mar 16, 2006
- SONY CORPORATION
- Ryuji Ishiguro
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing apparatus and method, and program storage me...
- Publication number 20060047978
- Publication date Mar 2, 2006
- SONY CORPORATION
- Itaru Kawakami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Information processing system and method
- Publication number 20050228809
- Publication date Oct 13, 2005
- SONY CORPORATION
- Tomoyuki Asano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data transmission system
- Publication number 20050207573
- Publication date Sep 22, 2005
- Tomoyuki Asano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Ryuji ISHIGURO

Person

Patents Grantslast 30 patents

Enciphering apparatus and method, deciphering apparatus and method...

Data transmission system

Enciphering apparatus and method, deciphering apparatus and method...

Enciphering apparatus and method, deciphering apparatus and method...

Copyright protection storage medium, information recording apparatu...

Data transmission system

Article of manufacture for controlling the use of content by provid...

Streaming system for distributing encrypted compressed image data,...

Streaming system for distributing encrypted compressed image data,...

Enciphering apparatus and method, deciphering apparatus and method...

Information processing apparatus, information processing method, re...

Data transmission system

Information processing system and method using encryption key block

Information processing system

Recording apparatus that records information for protecting intangi...

Information managing apparatus and method, recording medium, and pr...

Enciphering apparatus and method, deciphering apparatus and method...

Rendering rights delegation system and method

Information processing method, information processing apparatus and...

Information processing system and method

Contents furnishing system

Information processing system and method

Data transmission system

Information-processing device, information-processing method, recor...

Information-processing device, information-processing method, recor...

Transmitter device, transmitting method, receiver device, receiving...

Information processing apparatus and method, and program storage me...

Information processing system and method for managing encrypted dat...

Information managing apparatus and method, recording medium, and pr...

Information processing apparatus, information processing method, re...

Patents Applicationslast 30 patents

ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...

ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...

DATA TRANSMISSION SYSTEM

ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...

DATA TRANSMISSION SYSTEM

RENDERING RIGHTS DELEGATION SYSTEM AND METHOD

ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...

DATA TRANSMISSION SYSTEM

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, RE...

Streaming system for distributing encrypted compressed image data,...

Copyright Protection Storage Medium, Information Recording Apparatu...

Information managing apparatus and method, recording medium, and pr...

Enciphering apparatus and method, deciphering apparatus and method...

Information processing method, information processing apparatus and...

Information processing system and method using encryption key block

INFORMATION PROCESSING APPARATUS AND METHOD, AND PROGRAM STORAGE ME...

INFORMATION PROCESSING SYSTEM

Recording apparatus that records information for protecting intangi...

CONTENTS FURNISHING SYSTEM

ENCIPHERING APPARATUS AND METHOD, DECIPHERING APPARATUS AND METHOD...

Information processing system and method

INFORMATION PROCESSING APPARATUS AND METHOD, AND PROGRAM STORAGE ME...

Information processing apparatus

Information-processing device, information-processing method, recor...

Information processing system and method

Enciphering apparatus and method, deciphering apparatus and method...

Transmitter device, transmitting method, receiver device, receiving...

Information processing apparatus and method, and program storage me...

Information processing system and method

Data transmission system