| Patent | Date |
|---|
Information Management Method
App 20220278908 - MATSUSHIMA; Hideki ; et al. | 2022-09-01 |
Information management method
Grant 11,303,547 - Matsushima , et al. April 12, 2 | 2022-04-12 |
Network service intermediation method and intermediation system
Grant 11,212,270 - Yamaguchi , et al. December 28, 2 | 2021-12-28 |
Information Provision Method
App 20210374129 - UNAGAMI; Yuji ; et al. | 2021-12-02 |
Information provision method
Grant 11,120,035 - Unagami , et al. September 14, 2 | 2021-09-14 |
Information Management Method
App 20210184949 - MATSUSHIMA; Hideki ; et al. | 2021-06-17 |
Advertisement distribution method and advertisement distribution system
Grant 10,984,454 - Futa , et al. April 20, 2 | 2021-04-20 |
Method and program for controlling portable information terminal
Grant 10,972,303 - Ichijo , et al. April 6, 2 | 2021-04-06 |
Information management method
Grant 10,965,557 - Matsushima , et al. March 30, 2 | 2021-03-30 |
Advertisement Distribution Method And Advertisement Distribution System
App 20200302483 - FUTA; Yuichi ; et al. | 2020-09-24 |
Network Service Intermediation Method And Intermediation System
App 20200287884 - YAMAGUCHI; Takahiro ; et al. | 2020-09-10 |
Advertisement distribution method and advertisement distribution system
Grant 10,719,853 - Futa , et al. | 2020-07-21 |
Network service intermediation method and intermediation system
Grant 10,701,048 - Yamaguchi , et al. | 2020-06-30 |
Invalidity detection electronic control unit, in-vehicle network system, and communication method
Grant 10,693,905 - Amano , et al. | 2020-06-23 |
Method And Program For Controlling Portable Information Terminal
App 20200119943 - ICHIJO; Ayaka ; et al. | 2020-04-16 |
Authentication system and authentication method
Grant 10,615,986 - Ujiie , et al. | 2020-04-07 |
Method and program for controlling portable information terminal
Grant 10,554,434 - Ichijo , et al. Fe | 2020-02-04 |
Information Provision Method
App 20190340175 - UNAGAMI; Yuji ; et al. | 2019-11-07 |
Information Providing Method And Information Providing Device
App 20190311402 - MAEDA; Manabu ; et al. | 2019-10-10 |
Method of authenticating devices using certificates
Grant 10,411,904 - Maeda , et al. Sept | 2019-09-10 |
Information provision method
Grant 10,402,416 - Unagami , et al. Sep | 2019-09-03 |
Information providing method and information providing device
Grant 10,380,635 - Maeda , et al. A | 2019-08-13 |
Information Management Method
App 20190215252 - MATSUSHIMA; Hideki ; et al. | 2019-07-11 |
Smart meter, supply control method, operating method, integrated circuit, system, and program
Grant 10,305,324 - Matsushima , et al. | 2019-05-28 |
Search method, search device, search system, and program
Grant 10,303,893 - Unagami , et al. | 2019-05-28 |
Information management method
Grant 10,284,442 - Matsushima , et al. | 2019-05-07 |
Method And Program For Controlling Portable Information Terminal
App 20180337800 - ICHIJO; Ayaka ; et al. | 2018-11-22 |
Authentication system and authentication method
Grant 10,116,454 - Haga , et al. October 30, 2 | 2018-10-30 |
Method and program for controlling portable information terminal
Grant 10,069,644 - Ichijo , et al. September 4, 2 | 2018-09-04 |
Method for performing similar-information search while keeping content confidential by encryption
Grant 10,027,633 - Matsuzaki , et al. July 17, 2 | 2018-07-17 |
Invalidity Detection Electronic Control Unit, In-vehicle Network System, And Communication Method
App 20180152472 - AMANO; HIROSHI ; et al. | 2018-05-31 |
Data provision method using air conditioner log information
Grant 9,933,180 - Haga , et al. April 3, 2 | 2018-04-03 |
Method for performing similar-information search while keeping content confidential by encryption
Grant 9,875,375 - Matsuzaki , et al. January 23, 2 | 2018-01-23 |
Content reproduction system, information processing terminal, media server, secure device, and server secure device
Grant 9,866,535 - Matsushima , et al. January 9, 2 | 2018-01-09 |
Information Management Method
App 20170339033 - MATSUSHIMA; Hideki ; et al. | 2017-11-23 |
Information notification method
Grant 9,762,407 - Matsuzaki , et al. September 12, 2 | 2017-09-12 |
Information management method
Grant 9,762,459 - Matsushima , et al. September 12, 2 | 2017-09-12 |
Device authentication system and authentication method
Grant 9,729,332 - Unagami , et al. August 8, 2 | 2017-08-08 |
Data processing method, transmitting apparatus, and anomaly detection system
Grant 9,697,574 - Haga , et al. July 4, 2 | 2017-07-04 |
Search Method, Search Device, Search System, And Program
App 20170169241 - UNAGAMI; YUJI ; et al. | 2017-06-15 |
Battery-history information management apparatus, battery-history information management method, battery-history information management system, and power storage apparatus
Grant 9,651,406 - Unagami , et al. May 16, 2 | 2017-05-16 |
Smart Meter, Supply Control Method, Operating Method, Integrated Circuit, System, And Program
App 20170126058 - MATSUSHIMA; Hideki ; et al. | 2017-05-04 |
Home appliance information management apparatus, home appliance information sharing method, and home appliance information sharing system
Grant 9,641,596 - Unagami , et al. May 2, 2 | 2017-05-02 |
Method For Performing Similar-information Search While Keeping Content Confidential By Encryption
App 20170099263 - MATSUZAKI; NATSUME ; et al. | 2017-04-06 |
Software updating apparatus, software updating system, invalidation method, and invalidation program
Grant 9,594,909 - Maeda , et al. March 14, 2 | 2017-03-14 |
Smart meter, supply control method, operating method, integrated circuit, system, and program
Grant 9,583,978 - Matsushima , et al. February 28, 2 | 2017-02-28 |
Authentication System And Authentication Method
App 20170012785 - HAGA; TOMOYUKI ; et al. | 2017-01-12 |
Method of managing map information, navigation system, information terminal, and navigation device
Grant 9,542,572 - Ichijo , et al. January 10, 2 | 2017-01-10 |
Information providing apparatus, information providing method, and information providing system
Grant 9,521,444 - Matsuzaki , et al. December 13, 2 | 2016-12-13 |
Method For Performing Similar-information Search While Keeping Content Confidential By Encryption
App 20160350552 - MATSUZAKI; NATSUME ; et al. | 2016-12-01 |
Access control method, access control system, communication terminal, and server
Grant 9,467,439 - Matsuzaki , et al. October 11, 2 | 2016-10-11 |
Method Of Authenticating Devices Using Certificates
App 20160277195 - MAEDA; MANABU ; et al. | 2016-09-22 |
Method for providing data using fridge's log information
Grant 9,441,991 - Haga , et al. September 13, 2 | 2016-09-13 |
Method used in a system for remotely controlling an appliance
Grant 9,443,421 - Yamaguchi , et al. September 13, 2 | 2016-09-13 |
Content distribution system, content management server, content-using device, and control method
Grant 9,419,864 - Matsuzaki , et al. August 16, 2 | 2016-08-16 |
Method And Program For Controlling Portable Information Terminal
App 20160156482 - ICHIJO; Ayaka ; et al. | 2016-06-02 |
Information Provision Method
App 20160125045 - UNAGAMI; Yuji ; et al. | 2016-05-05 |
Tampering monitoring system, management device, protection control module, and detection module
Grant 9,311,487 - Unagami , et al. April 12, 2 | 2016-04-12 |
Unauthorized connection detecting device, unauthorized connection detecting system, and unauthorized connection detecting method
Grant 9,288,063 - Unagami , et al. March 15, 2 | 2016-03-15 |
Authentication System And Authentication Method
App 20160072630 - UJIIE; YOSHIHIRO ; et al. | 2016-03-10 |
Unauthorized connection detecting device, unauthorized connection detecting system, and unauthorized connection detecting method
Grant 9,270,463 - Unagami , et al. February 23, 2 | 2016-02-23 |
Data Provision Method Using Air Conditioner Log Information
App 20160047566 - HAGA; Tomoyuki ; et al. | 2016-02-18 |
Information Providing Apparatus, Information Providing Method, And Information Providing System
App 20160044354 - MATSUZAKI; NATSUME ; et al. | 2016-02-11 |
Key management system, key management method, and communication device
Grant 9,258,283 - Haga , et al. February 9, 2 | 2016-02-09 |
Information Notification Method
App 20160006576 - MATSUZAKI; Natsume ; et al. | 2016-01-07 |
Content Reproduction System, Information Processing Terminal, Media Server, Secure Device, And Server Secure Device
App 20150372992 - MATSUSHIMA; Hideki ; et al. | 2015-12-24 |
Smart Meter, Supply Control Method, Operating Method, Integrated Circuit, System, And Program
App 20150333571 - MATSUSHIMA; Hideki ; et al. | 2015-11-19 |
Content management device and content management method
Grant 9,165,146 - Miura , et al. October 20, 2 | 2015-10-20 |
Shared information distributing device, holding device, certificate authority device, and system
Grant 9,166,972 - Maeda , et al. October 20, 2 | 2015-10-20 |
Device Authentication System And Authentication Method
App 20150295721 - UNAGAMI; YUJI ; et al. | 2015-10-15 |
Content reproduction system, information processing terminal, media server, secure device, and server secure device
Grant 9,152,770 - Matsushima , et al. October 6, 2 | 2015-10-06 |
Information Management Method
App 20150281010 - MATSUSHIMA; HIDEKI ; et al. | 2015-10-01 |
Biological information measuring device and control method thereof
Grant 9,138,176 - Matsushima , et al. September 22, 2 | 2015-09-22 |
Smart meter, supply control method, operating method, integrated circuit, system, and program
Grant 9,130,411 - Matsushima , et al. September 8, 2 | 2015-09-08 |
Data protection system that protects data by encrypting the data
Grant 9,130,741 - Nakano , et al. September 8, 2 | 2015-09-08 |
Advertisement Distribution Method And Advertisement Distribution System
App 20150220998 - Futa; Yuichi ; et al. | 2015-08-06 |
Method For Providing Data Using Fridge's Log Information
App 20150150088 - Haga; Tomoyuki ; et al. | 2015-05-28 |
Shared Information Distributing Device, Holding Device, Certificate Authority Device, And System
App 20150121079 - MAEDA; Manabu ; et al. | 2015-04-30 |
Verification method for verifying validity of program, and verification system
Grant 9,021,568 - Yamaguchi , et al. April 28, 2 | 2015-04-28 |
Measurement device and method of controlling the same
Grant 8,938,620 - Matsuzaki , et al. January 20, 2 | 2015-01-20 |
Shared information distributing device, holding device, certificate authority device, and system
Grant 8,930,660 - Maeda , et al. January 6, 2 | 2015-01-06 |
Method Used In A System For Remotely Controlling An Appliance
App 20140347173 - Yamaguchi; Takahiro ; et al. | 2014-11-27 |
Information Providing Method And Information Providing Device
App 20140344054 - MAEDA; Manabu ; et al. | 2014-11-20 |
Health care system
Grant 8,886,936 - Nonaka , et al. November 11, 2 | 2014-11-11 |
Network Service Intermediation Method And Intermediation System
App 20140317410 - YAMAGUCHI; Takahiro ; et al. | 2014-10-23 |
Authentication system, authentication device, terminal, and verifying device
Grant 8,850,210 - Yokota , et al. September 30, 2 | 2014-09-30 |
Data Processing Method, Transmitting Apparatus, And Anomaly Detection System
App 20140277798 - Haga; Tomoyuki ; et al. | 2014-09-18 |
Home Appliance Information Management Apparatus, Home Appliance Information Sharing Method, And Home Appliance Information Sharing System
App 20140250183 - Unagami; Yuji ; et al. | 2014-09-04 |
Tampering monitoring system, control device, and tampering control method
Grant 8,800,038 - Futa , et al. August 5, 2 | 2014-08-05 |
Verification Method For Verifying Validity Of Program, And Verification System
App 20140196134 - YAMAGUCHI; Takahiro ; et al. | 2014-07-10 |
Tampering monitoring system, protection control module, and detection module
Grant 8,769,312 - Unagami , et al. July 1, 2 | 2014-07-01 |
Monitoring system, program-executing device, monitoring program, recording medium and integrated circuit
Grant 8,745,735 - Maeda , et al. June 3, 2 | 2014-06-03 |
Tampering monitoring system, control device, and tampering control method
Grant 8,726,374 - Unagami , et al. May 13, 2 | 2014-05-13 |
Unauthorized Connection Detecting Device, Unauthorized Connection Detecting System, And Unauthorized Connection Detecting Method
App 20140129829 - Unagami; Yuji ; et al. | 2014-05-08 |
Tampering monitoring system, management apparatus, and management method
Grant 8,707,430 - Unagami , et al. April 22, 2 | 2014-04-22 |
Method Of Managing Map Information, Navigation System, Information Terminal, And Navigation Device
App 20140090087 - Ichijo; Ayaka ; et al. | 2014-03-27 |
Method and device that verifies application program modules
Grant 8,683,214 - Unagami , et al. March 25, 2 | 2014-03-25 |
Data encryption device
Grant 8,683,229 - Yokota , et al. March 25, 2 | 2014-03-25 |
Information distribution system and terminal device
Grant 8,683,552 - Nonaka , et al. March 25, 2 | 2014-03-25 |
Access Control Method, Access Control System, Communication Terminal, And Server
App 20140082716 - MATSUZAKI; Natsume ; et al. | 2014-03-20 |
Unauthorized Connection Detecting Device, Unauthorized Connection Detecting System, And Unauthorized Connection Detecting Method
App 20140059350 - Unagami; Yuji ; et al. | 2014-02-27 |
Software Updating Apparatus, Software Updating System, Invalidation Method, And Invalidation Program
App 20140059679 - MAEDA; Manabu ; et al. | 2014-02-27 |
Key Management System, Key Management Method, And Communication Device
App 20140059352 - Haga; Tomoyuki ; et al. | 2014-02-27 |
Information processing terminal, method, program, and integrated circuit for controlling access to confidential information, and recording medium having the program recorded thereon
Grant 8,656,127 - Matsushima , et al. February 18, 2 | 2014-02-18 |
Software updating apparatus, software updating system, invalidation method, and invalidation program
Grant 8,600,896 - Maeda , et al. December 3, 2 | 2013-12-03 |
Apparatus and method for using content on an optical disc having plural partial areas for recording control information indicating that the use of the content is not permitted
Grant 8,576,679 - Nonaka , et al. November 5, 2 | 2013-11-05 |
Illegal module identifying device, information processing device, illegal module identifying method, illegal module identifying program, integrated circuit, illegal module disabling system, and illegal module disabling method
Grant 8,544,093 - Unagami , et al. September 24, 2 | 2013-09-24 |
Data Protection System That Protects Data By Encrypting The Data
App 20130236018 - NAKANO; Toshihisa ; et al. | 2013-09-12 |
Software update system, management apparatus, recording medium, and integrated circuit
Grant 8,516,574 - Unagami , et al. August 20, 2 | 2013-08-20 |
Generating PUF error correcting code using redundant hardware
Grant 8,510,608 - Futa , et al. August 13, 2 | 2013-08-13 |
Server, terminal apparatus, device registering system, registering method, registering program and recording medium
Grant 8,510,421 - Matsuzaki , et al. August 13, 2 | 2013-08-13 |
Content Distribution System, Content Management Server, Content-using Device, And Control Method
App 20130198361 - Matsuzaki; Natsume ; et al. | 2013-08-01 |
Content Management Device And Content Management Method
App 20130191927 - Miura; Kouji ; et al. | 2013-07-25 |
Encryption device and encryption system
Grant 8,484,485 - Nonaka , et al. July 9, 2 | 2013-07-09 |
Software updating apparatus, software updating system, alteration verification method and alteration verification program
Grant 8,464,347 - Maeda , et al. June 11, 2 | 2013-06-11 |
Content Reproduction System, Information Processing Terminal, Media Server, Secure Device, And Server Secure Device
App 20130145477 - Matsushima; Hideki ; et al. | 2013-06-06 |
Circuit building device
Grant 8,452,985 - Matsuzaki , et al. May 28, 2 | 2013-05-28 |
Electronic terminal, control method, computer program and integrated circuit
Grant 8,438,402 - Matsushima , et al. May 7, 2 | 2013-05-07 |
Battery History Information Management Device, Battery History Information Management Method, Battery History Information Management System, And Power Storage Device
App 20130103355 - Unagami; Yuji ; et al. | 2013-04-25 |
Data protection system that protects data by encrypting the data
Grant 8,416,953 - Nakano , et al. April 9, 2 | 2013-04-09 |
Group formation/management system, group management device, and member device
Grant 8,386,606 - Matsuzaki , et al. February 26, 2 | 2013-02-26 |
Tampering Monitoring System, Management Device, Protection Control Module, And Detection Module
App 20130039491 - Unagami; Yuji ; et al. | 2013-02-14 |
Smart Meter, Supply Control Method, Operating Method, Integrated Circuit, System, And Program
App 20130015716 - Matsushima; Hideki ; et al. | 2013-01-17 |
Management-apparatus card, measuring apparatus, health care system, and method for communicating vital sign data
Grant 8,356,170 - Matsuzaki , et al. January 15, 2 | 2013-01-15 |
Authenticator apparatus
Grant 8,347,091 - Nonaka , et al. January 1, 2 | 2013-01-01 |
Authentication system, signature creating device, and signature verifying device
Grant 8,332,649 - Yokota , et al. December 11, 2 | 2012-12-11 |
Relay device
Grant 8,316,102 - Matsuzaki , et al. November 20, 2 | 2012-11-20 |
Tampering Monitoring System, Protection Control Module, And Detection Module
App 20120246490 - Unagami; Yuji ; et al. | 2012-09-27 |
Information security device
Grant 8,265,267 - Futa , et al. September 11, 2 | 2012-09-11 |
Content management system and content management unit
Grant 8,220,064 - Yamauchi , et al. July 10, 2 | 2012-07-10 |
Circuit updating system
Grant 8,189,773 - Nakano , et al. May 29, 2 | 2012-05-29 |
Telemedical system
Grant 8,180,060 - Aizu , et al. May 15, 2 | 2012-05-15 |
Detection Apparatus And Detection System
App 20120098518 - Unagami; Yuji ; et al. | 2012-04-26 |
Tampering Monitoring System, Control Device, And Tampering Control Method
App 20120084557 - Futa; Yuichi ; et al. | 2012-04-05 |
Content protection system, key data generation apparatus, and terminal apparatus
Grant 8,144,869 - Nakano , et al. March 27, 2 | 2012-03-27 |
Information Processing Trminal, Method, Program, And Integrated Circuit For Controlling Access To Confidential Information, And Recording Medium Having The Program Recorded Thereon
App 20120060008 - Matsushima; Hideki ; et al. | 2012-03-08 |
Apparatus For Using Content, Usage Method Of The Content, Computer Program, Recording Medium And Integrated Circuit
App 20120051203 - Nonaka; Masao ; et al. | 2012-03-01 |
Information security device, information security method, computer program, computer-readable recording medium, and integrated circuit
Grant 8,090,957 - Matsuzaki , et al. January 3, 2 | 2012-01-03 |
Health Care System
App 20110314280 - Nonaka; Masao ; et al. | 2011-12-22 |
Image processing apparatus
Grant 8,077,980 - Matsuzaki , et al. December 13, 2 | 2011-12-13 |
Device provided with rewritable circuit, updating system, updating method, updating program and integrated circuit
Grant 8,074,284 - Nakano , et al. December 6, 2 | 2011-12-06 |
Illegal Module Identifying Device, Information Processing Device, Illegal Module Identifying Method, Illegal Module Identifying Program, Integrated Circuit, Illegal Module Disabling System, And Illegal Module Disabling Method
App 20110271344 - Unagami; Yuji ; et al. | 2011-11-03 |
Tampering Monitoring System, Management Apparatus, And Management Method
App 20110265180 - UNAGAMI; Yuji ; et al. | 2011-10-27 |
Information Processing Device, Management Device, Illegal Module Detection System, Illegal Module Detection Method, Recording Medium On Which Illegal Module Detection Program Is Recorded, Management Method, Recording Medium And Integrated Circuit On Which Management Method Is Recorded
App 20110246783 - Unagami; Yuji ; et al. | 2011-10-06 |
Tampering Monitoring System, Control Device, And Tampering Control Method
App 20110239297 - Unagami; Yuji ; et al. | 2011-09-29 |
Biological Information Measuring Device And Control Method Thereof
App 20110238324 - Matsushima; Hideki ; et al. | 2011-09-29 |
Password recovery system
Grant 8,024,577 - Ohmori , et al. September 20, 2 | 2011-09-20 |
Monitoring System, Program-executing Device, Monitoring Program, Recording Medium And Integrated Circuit
App 20110225653 - Maeda; Manabu ; et al. | 2011-09-15 |
Information security device
Grant 8,015,614 - Matsuzaki , et al. September 6, 2 | 2011-09-06 |
Group subordinate terminal, group managing terminal, server, key updating system, and key updating method therefor
Grant 7,995,766 - Sato , et al. August 9, 2 | 2011-08-09 |
Device registration system and device registration apparatus
Grant 7,984,489 - Matsuzaki , et al. July 19, 2 | 2011-07-19 |
Time authentication device, time authentication method, computer program, recording medium, integrated circuit, and time authentication system
Grant 7,979,731 - Futa , et al. July 12, 2 | 2011-07-12 |
Content management system
Grant 7,971,265 - Tsusaka , et al. June 28, 2 | 2011-06-28 |
Group judgment device
Grant 7,958,240 - Futa , et al. June 7, 2 | 2011-06-07 |
Information security device
Grant 7,958,353 - Matsuzaki , et al. June 7, 2 | 2011-06-07 |
Group admission system and server and client therefor
Grant 7,949,703 - Matsuzaki , et al. May 24, 2 | 2011-05-24 |
Relay Device
App 20110119458 - Matsuzaki; Natsume ; et al. | 2011-05-19 |
Information security device and elliptic curve operating device
Grant 7,940,927 - Futa , et al. May 10, 2 | 2011-05-10 |
Measurement Device And Method Of Controlling The Same
App 20110093210 - Matsuzaki; Natsume ; et al. | 2011-04-21 |
Group judgment device
Grant 7,925,697 - Futa , et al. April 12, 2 | 2011-04-12 |
Encryption Device And Encryption System
App 20110033046 - Nonaka; Masao ; et al. | 2011-02-10 |
Content-log analyzing system and data-communication controlling device
Grant 7,886,365 - Futa , et al. February 8, 2 | 2011-02-08 |
Data Encryption Device
App 20110022851 - Yokota; Kaoru ; et al. | 2011-01-27 |
Electronic Terminal, Control Method, Computer Program And Integrated Circuit
App 20110004771 - Matsushima; Hideki ; et al. | 2011-01-06 |
Shared Information Distributing Device, Holding Device, Certificate Authority Device, And System
App 20100235588 - Maeda; Manabu ; et al. | 2010-09-16 |
Health care system, key management server and method for managing key, and encrypting device and method for encrypting vital sign data
Grant 7,774,852 - Yokota , et al. August 10, 2 | 2010-08-10 |
Software Update System, Management Apparatus, Recording Medium, And Integrated Circuit
App 20100185859 - Unagami; Yuji ; et al. | 2010-07-22 |
Software Updating Apparatus, Software Updating System, Alteration Verification Method And Alteration Verification Program
App 20100180343 - Maeda; Manabu ; et al. | 2010-07-15 |
Information Security Device
App 20100177886 - Futa; Yuichi ; et al. | 2010-07-15 |
Software Updating Apparatus, Software Updating System, Invalidation Method, And Invalidation Program
App 20100175061 - Maeda; Manabu ; et al. | 2010-07-08 |
Content-duplication management system, apparatus and method, playback apparatus and method, and computer program
Grant 7,752,433 - Yamauchi , et al. July 6, 2 | 2010-07-06 |
Robot, hint output device, robot control system, robot control method, robot control program, and integrated circuit
Grant 7,747,350 - Matsuzaki , et al. June 29, 2 | 2010-06-29 |
Secure device
Grant 7,739,519 - Matsuzaki , et al. June 15, 2 | 2010-06-15 |
Digital work protection system, record/playback device, recording medium device, and model change device
Grant 7,698,571 - Harada , et al. April 13, 2 | 2010-04-13 |
Digital work protection system, record/playback device, recording medium device, and model change device
Grant 7,694,155 - Harada , et al. April 6, 2 | 2010-04-06 |
Digital work protection system
Grant 7,693,795 - Yamamichi , et al. April 6, 2 | 2010-04-06 |
Information Security Device, Information Security Method, Computer Program, Computer-readable Recording Medium, And Integrated Circuit
App 20100064142 - MATSUZAKI; Natsume | 2010-03-11 |
Data Protection System That Protects Data By Encrypting The Data
App 20100034388 - NAKANO; Toshihisa ; et al. | 2010-02-11 |
Information Security Apparatus
App 20100031065 - Futa; Yuichi ; et al. | 2010-02-04 |
Information Security Device
App 20100023774 - Matsuzaki; Natsume ; et al. | 2010-01-28 |
Group Subordinate Terminal, Group Managing Terminal, Server, Key Updating System, And Key Updating Method Therefor
App 20100014677 - Sato; Taichi ; et al. | 2010-01-21 |
Device Provided With Rewritable Circuit, Updating System, Updating Method, Updating Program And Integrated Circuit
App 20100002871 - Nakano; Toshihisa ; et al. | 2010-01-07 |
Utilization Apparatus, Servicer Apparatus, Service Utilization System, Service Utilization Method, Service Utilization Program, And Integrated Circuit
App 20090316909 - Futa; Yuichi ; et al. | 2009-12-24 |
Authenticator Apparatus
App 20090271860 - Nonaka; Masao ; et al. | 2009-10-29 |
Evaluation Apparatus, Evaluation Method, Evaluation Program And Integrated Circuit
App 20090254988 - Nonaka; Masao ; et al. | 2009-10-08 |
Authentication System, Signature Creating Device, And Signature Verifying Device
App 20090193250 - Yokota; Kaoru ; et al. | 2009-07-30 |
Copyright protection system, recording device, and reproduction device
Grant 7,555,779 - Nakano , et al. June 30, 2 | 2009-06-30 |
Key delivery apparatus, terminal apparatus, recording medium, and key delivery system
Grant 7,539,306 - Ohta , et al. May 26, 2 | 2009-05-26 |
Server, Terminal Apparatus, Device Registering System, Registering Method, Registering Program And Recording Medium
App 20090132705 - Matsuzaki; Natsume ; et al. | 2009-05-21 |
Information Security Device
App 20090132821 - MATSUZAKI; Natsume | 2009-05-21 |
Device Registration System, Server, And Terminal Device
App 20090119719 - Matsuzaki; Natsume ; et al. | 2009-05-07 |
Telemedical System
App 20090103735 - AIZU; Kazuhiro ; et al. | 2009-04-23 |
Authentication System, Authentication Device, Terminal, And Verifying Device
App 20090106547 - Yokota; Kaoru ; et al. | 2009-04-23 |
Management-apparatus Card, Measuring Apparatus, Health Care System, And Method For Communicating Vital Sign Data
App 20090097641 - Matsuzaki; Natsume ; et al. | 2009-04-16 |
Health Care System, Key Management Server And Method For Managing Key, And Encrypting Device And Method For Encrypting Vital Sign Data
App 20090099967 - Yokota; Kaoru ; et al. | 2009-04-16 |
Information security device and elliptic curve operating device
App 20090074179 - Futa; Yuichi ; et al. | 2009-03-19 |
Content management system
App 20090077332 - Tsusaka; Yuko ; et al. | 2009-03-19 |
Circuit updating system
App 20090067632 - Nakano; Toshihisa ; et al. | 2009-03-12 |
Group Judgment Device
App 20090070483 - FUTA; Yuichi ; et al. | 2009-03-12 |
Deactivation system
Grant 7,503,066 - Tatebayashi , et al. March 10, 2 | 2009-03-10 |
Algorithm update system
App 20090055638 - Nakano; Toshihisa ; et al. | 2009-02-26 |
Data use management system, transmitting apparatus having management function, and data use management method
Grant 7,487,351 - Ayaki , et al. February 3, 2 | 2009-02-03 |
Circuit Building Device
App 20090013193 - Matsuzaki; Natsume ; et al. | 2009-01-08 |
Transmission/reception system
Grant 7,457,410 - Yamauchi , et al. November 25, 2 | 2008-11-25 |
Data Processing Device
App 20080281942 - Nakahara; Tohru ; et al. | 2008-11-13 |
Group Formation/management System, Group Management Device, And Member Device
App 20080275991 - Matsuzaki; Natsume ; et al. | 2008-11-06 |
Information Distribution System and Terminal Device
App 20080263637 - Nonaka; Masao ; et al. | 2008-10-23 |
Group formation/management system, group management device, and member device
Grant 7,441,117 - Matsuzaki , et al. October 21, 2 | 2008-10-21 |
Update System for Cipher System
App 20080235517 - Ohmori; Motoji ; et al. | 2008-09-25 |
Content Protection System, Key Data Generation Apparatus, And Terminal Apparatus
App 20080205652 - NAKANO; Toshihisa ; et al. | 2008-08-28 |
Device Registration System and Device Registration Apparatus
App 20080196109 - Matsuzaki; Natsume ; et al. | 2008-08-14 |
Confidential data protection apparatus, autonomous mobile robot, confidential data protection method, computer program, and integrated circuit
App 20080184375 - Nonaka; Masao ; et al. | 2008-07-31 |
Data protection system that protects data by encrypting the data
Grant 7,395,425 - Nakano , et al. July 1, 2 | 2008-07-01 |
Backup System, Relay Device, Information Terminal, and Backup Device
App 20080155215 - Matsuzaki; Natsume ; et al. | 2008-06-26 |
Elliptic curve exponentiation apparatus that can counter differential fault attack, and information security apparatus
Grant 7,388,957 - Ono , et al. June 17, 2 | 2008-06-17 |
Content protection system, key data generation apparatus, and terminal apparatus
Grant 7,386,126 - Nakano , et al. June 10, 2 | 2008-06-10 |
Time Authentication Device, Time Authentication Method, Computer Program, Recording Medium, Integrated Circuit, and Time Authentication System
App 20080127279 - Futa; Yuichi ; et al. | 2008-05-29 |
Encryption transmission system
Grant 7,359,511 - Matsuzaki , et al. April 15, 2 | 2008-04-15 |
Content distribution system
Grant 7,349,396 - Ohta , et al. March 25, 2 | 2008-03-25 |
Copyright protection system, recording device, and reproduction device
App 20080044017 - Nakano; Toshihisa ; et al. | 2008-02-21 |
Content Management System and Content Management Unit
App 20080022416 - Yamauchi; Hiroki ; et al. | 2008-01-24 |
Image Processing Apparatus
App 20070286496 - Matsuzaki; Natsume ; et al. | 2007-12-13 |
Data distribution system
Grant 7,308,583 - Matsuzaki , et al. December 11, 2 | 2007-12-11 |
Authentication system and key registration apparatus
Grant 7,296,147 - Matsuzaki , et al. November 13, 2 | 2007-11-13 |
Personal Information Management Device, Distributed Key Storage Device, and Personal Information Management System
App 20070239615 - Matsuzaki; Natsume ; et al. | 2007-10-11 |
Secure device
App 20070234074 - Matsuzaki; Natsume ; et al. | 2007-10-04 |
Digital work protection system, key management apparatus, and user apparatus
Grant 7,272,229 - Nakano , et al. September 18, 2 | 2007-09-18 |
Robot, Hint Output Device, Robot Control System, Robot Control Method, Robot Control Program, and Integrated Circuit
App 20070213872 - Matsuzaki; Natsume ; et al. | 2007-09-13 |
Digital information protection system, recording medium apparatus, transmission apparatus, and playback apparatus
App 20070198859 - Harada; Shunji ; et al. | 2007-08-23 |
Authentication system and authentication apparatus
App 20070194882 - Yokota; Kaoru ; et al. | 2007-08-23 |
Secure device
Grant 7,246,247 - Matsuzaki , et al. July 17, 2 | 2007-07-17 |
File management apparatus
App 20070143632 - Matsuzaki; Natsume ; et al. | 2007-06-21 |
Encryption Scheme Management Method
App 20070113095 - MARUI; Shin'ichi ; et al. | 2007-05-17 |
Digital work protection system, record/ playback device, recording medium device, and model change device
App 20070083772 - Harada; Shunji ; et al. | 2007-04-12 |
Content duplication management system and networked apparatus
Grant 7,188,224 - Ohta , et al. March 6, 2 | 2007-03-06 |
Multi-word arithmetic device for faster computation of cryptosystem calculations
Grant 6,963,644 - Matsuzaki , et al. November 8, 2 | 2005-11-08 |
RSA public key generation apparatus, RSA decryption apparatus, and RSA signature apparatus
App 20050157872 - Ono, Takatoshi ; et al. | 2005-07-21 |
Transmission/reception system
App 20040250061 - Yamauchi, Hiroki ; et al. | 2004-12-09 |
Elliptic curve exponentiation apparatus that can counter differential fault attack, and information security apparatus
App 20040247115 - Ono, Takatoshi ; et al. | 2004-12-09 |
Apparatus authentication system, server apparatus, and client apparatus
App 20040230800 - Futa, Yuichi ; et al. | 2004-11-18 |
Exclusive key sharing method
Grant 6,813,357 - Matsuzaki , et al. November 2, 2 | 2004-11-02 |
Data use management system, transmitting apparatus having management function, and data use management method
App 20040193881 - Ayaki, Yasushi ; et al. | 2004-09-30 |
Content distribution system
App 20040174824 - Ohta, Yuusaku ; et al. | 2004-09-09 |
Group admission system and server and client therefor
App 20040162870 - Matsuzaki, Natsume ; et al. | 2004-08-19 |
Content protection system, key data generation apparatus, and terminal apparatus
App 20040156509 - Nakano, Toshihisa ; et al. | 2004-08-12 |
Information distribution system and memory card
App 20040132437 - Ohmori, Motoji ; et al. | 2004-07-08 |
Password recovery system
App 20040133812 - Ohmori, Motoji ; et al. | 2004-07-08 |
Multi-precision exponentiation method and apparatus
App 20040133788 - Perkins, Gregory M. ; et al. | 2004-07-08 |
Group judgment device
App 20040107252 - Futa, Yuichi ; et al. | 2004-06-03 |
Content-duplication management system, apparatus and method, playback apparatus and method, and computer program
App 20040103303 - Yamauchi, Hiroki ; et al. | 2004-05-27 |
Group formation/management system, group management device, and member device
App 20040093523 - Matsuzaki, Natsume ; et al. | 2004-05-13 |
Content duplication management system and networked apparatus
App 20040078338 - Ohta, Yuusaku ; et al. | 2004-04-22 |
Key delivery apparatus, terminal apparatus, recording medium, and key delivery system
App 20040078066 - Ohta, Yuusaku ; et al. | 2004-04-22 |
Digital work protection system
App 20040073516 - Yamamichi, Masato ; et al. | 2004-04-15 |
Deactivation system
App 20040019800 - Tatebayashi, Makoto ; et al. | 2004-01-29 |
File managing system, file management apparatus, file management method, and program storage medium
Grant 6,684,210 - Takechi , et al. January 27, 2 | 2004-01-27 |
Content distributing system and data-communication controlling device
App 20040010687 - Futa, Yuichi ; et al. | 2004-01-15 |
Authentication system and key registration apparatus
App 20040010688 - Matsuzaki, Natsume ; et al. | 2004-01-15 |
Content-log analyzing system and data-communication controlling device
App 20030228015 - Futa, Yuichi ; et al. | 2003-12-11 |
Secure device
App 20030182569 - Matsuzaki, Natsume ; et al. | 2003-09-25 |
Data protection system that protects data by encrypting the data
App 20030182565 - Nakano, Toshihisa ; et al. | 2003-09-25 |
Data distribution system
App 20030161474 - Matsuzaki, Natsume ; et al. | 2003-08-28 |
Copyright protection system, recording device, and reproduction device
App 20030152222 - Nakano, Toshihisa ; et al. | 2003-08-14 |
Encryption transmission system
App 20030145336 - Matsuzaki, Natsume ; et al. | 2003-07-31 |
Modular squaring circuit, modular squaring method, and modular squaring program
App 20030128842 - Nakano, Toshihisa ; et al. | 2003-07-10 |
Device, method, and storage medium for exponentiation and elliptic curve exponentiation
Grant 6,567,832 - Ono , et al. May 20, 2 | 2003-05-20 |
Digital work protection system, key management apparatus, and user apparatus
App 20030081792 - Nakano, Toshihisa ; et al. | 2003-05-01 |
Key management apparatus
App 20030081786 - Nakano, Toshihisa ; et al. | 2003-05-01 |
Digital work protection system, recording medium apparatus, transmission apparatus, and playback apparatus
App 20030009681 - Harada, Shunji ; et al. | 2003-01-09 |
Digital work protection system, record/playback device, recording medium device, and model change device
App 20030007640 - Harada, Shunji ; et al. | 2003-01-09 |
Information security device, exponentiation device, modular exponentiation device, and elliptic curve exponentiation device
App 20020172356 - Ono, Takatoshi ; et al. | 2002-11-21 |
Data transmission method, data receiving method, data transmission system and program recording medium
Grant 6,463,151 - Iitsuka , et al. October 8, 2 | 2002-10-08 |
Block cipher using key data merged with an intermediate block generated from a previous block
Grant 6,459,792 - Ohmori , et al. October 1, 2 | 2002-10-01 |
Key management device/method/program, recording medium, reproducing device/method, recording device, and computer-readable, second recording medium storing the key management program for copyright protection
App 20020076204 - Nakano, Toshihisa ; et al. | 2002-06-20 |
Cryptographic Processing Apparatus, Cryptographic Processing Method, And Storage Medium Storing Cryptographic Processing Program For Improving Security Without Greatly Increasing Hardware Scale And Processing Time
App 20020015492 - OHMORI, MOTOJI ; et al. | 2002-02-07 |
File management apparatus
App 20010056541 - Matsuzaki, Natsume ; et al. | 2001-12-27 |
Apparatus and method for preventing unauthorized use of information recorded on an information recording medium
Grant 6,289,102 - Ueda , et al. September 11, 2 | 2001-09-11 |
Encryption apparatus for ensuring security in communication between devices
Grant 6,058,476 - Matsuzaki , et al. May 2, 2 | 2000-05-02 |
One-way data conversion apparatus and device authentication system
Grant 6,049,611 - Tatebayashi , et al. April 11, 2 | 2000-04-11 |
Device authentication system which allows the authentication function to be changed
Grant 6,034,618 - Tatebayashi , et al. March 7, 2 | 2000-03-07 |
Communication device which performs two-way encryption authentication in challenge response format
Grant 6,028,937 - Tatebayashi , et al. February 22, 2 | 2000-02-22 |
Personal authentication method
Grant 5,790,667 - Omori , et al. August 4, 1 | 1998-08-04 |
Apparatus and method for data encryption with block selection keys and data encryption keys
Grant 5,351,299 - Matsuzaki , et al. September 27, 1 | 1994-09-27 |
Method for generating a public key
Grant 5,199,070 - Matsuzaki , et al. March 30, 1 | 1993-03-30 |
| 