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Management Device, Management System, Management Method, And Recording Medium App 20220289068 - UNAGAMI; Yuji ;   et al. | 2022-09-15 |
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Information Notification Method, Information Notification System, And Server Device App 20220286375 - SASAGAWA; Michiko ;   et al. | 2022-09-08 |
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Control Method, Server, And Recording Medium App 20220148110 - UNAGAMI; Yuji ;   et al. | 2022-05-12 |
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Control Method, Server, And Recording Medium App 20220147984 - UNAGAMI; Yuji ;   et al. | 2022-05-12 |
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Management Method, Management Apparatus, And Program App 20220113963 - MICHIYAMA; Junji ;   et al. | 2022-04-14 |
Information management method Grant 11,303,547 - Matsushima , et al. April 12, 2 | 2022-04-12 |
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Charging Station, Battery Management System, And Charging Method App 20220063435 - UNAGAMI; Yuji ;   et al. | 2022-03-03 |
Management method, management apparatus, and program Grant 11,237,823 - Michiyama , et al. February 1, 2 | 2022-02-01 |
Control Method, Server, And Data Structure App 20220027357 - UNAGAMI; Yuji ;   et al. | 2022-01-27 |
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Driving Management System, Vehicle, And Information Processing Method App 20220012958 - UNAGAMI; Yuji ;   et al. | 2022-01-13 |
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Control Method, Server, And Recording Medium App 20210365936 - UNAGAMI; Yuji ;   et al. | 2021-11-25 |
Information Management Method App 20210359922 - NAKANO; Toshihisa ;   et al. | 2021-11-18 |
Control Method, Data Structure, Server, And Recording Medium App 20210350365 - UNAGAMI; Yuji ;   et al. | 2021-11-11 |
Control Method, Server, Recording Medium, And Data Structure App 20210350398 - UNAGAMI; Yuji ;   et al. | 2021-11-11 |
Information management method Grant 11,108,660 - Nakano , et al. August 31, 2 | 2021-08-31 |
Driving management system, vehicle, and information processing method Grant 11,107,300 - Unagami , et al. August 31, 2 | 2021-08-31 |
Information Management Method App 20210184949 - MATSUSHIMA; Hideki ;   et al. | 2021-06-17 |
Management System, Vehicle, And Information Processing Method App 20210165869 - UNAGAMI; Yuji ;   et al. | 2021-06-03 |
Flight attendant evaluation system and flight attendant evaluation method Grant 11,023,844 - Tomiyama , et al. June 1, 2 | 2021-06-01 |
Control method for household electrical appliance, household electrical appliance control system, and gateway Grant RE48,569 - Nakano , et al. May 25, 2 | 2021-05-25 |
Control Method, Server, Recording Medium, And Data Structure App 20210150058 - UNAGAMI; Yuji ;   et al. | 2021-05-20 |
Cooking apparatus, cooking method, non-transitory recording medium on which cooking control program is recorded, and cooking-information providing method Grant 11,010,320 - Nonaka , et al. May 18, 2 | 2021-05-18 |
Control Method, Fund Management System, Recording Medium, And Data Structure App 20210142418 - MICHIYAMA; Junji ;   et al. | 2021-05-13 |
Control Method, Content Management System, Recording Medium, And Data Structure App 20210144451 - MICHIYAMA; Junji ;   et al. | 2021-05-13 |
Control Method, Fund Management System, Recording Medium, And Data Structure App 20210142371 - MICHIYAMA; Junji ;   et al. | 2021-05-13 |
Control Method, Contents Management System, Recording Medium, And Data Structure App 20210133343 - SOEDA; Junichiro ;   et al. | 2021-05-06 |
Advertisement distribution method and advertisement distribution system Grant 10,984,454 - Futa , et al. April 20, 2 | 2021-04-20 |
Information Presenting Method, Information Presenting System, And Information Presenting Program App 20210103625 - KAMEI; Rinako ;   et al. | 2021-04-08 |
Method and program for controlling portable information terminal Grant 10,972,303 - Ichijo , et al. April 6, 2 | 2021-04-06 |
Stress management system and stress management method Grant 10,959,657 - Kaneko , et al. March 30, 2 | 2021-03-30 |
Information management method Grant 10,965,557 - Matsushima , et al. March 30, 2 | 2021-03-30 |
Management system, vehicle, and information processing method Grant 10,956,555 - Unagami , et al. March 23, 2 | 2021-03-23 |
Computer-implemented method for providing content in accordance with emotional state that user is to reach Grant 10,853,414 - Fukino , et al. December 1, 2 | 2020-12-01 |
Suspicious person report system and suspicious person report method Grant 10,846,966 - Saso , et al. November 24, 2 | 2020-11-24 |
In-home-presence probability calculation method, server apparatus, and in-home-presence probability calculation system Grant 10,824,957 - Yamaguchi , et al. November 3, 2 | 2020-11-03 |
Stress alleviation system and stress alleviation method Grant 10,799,666 - Tomiyama , et al. October 13, 2 | 2020-10-13 |
Computer-implemented method for providing content in accordance with emotional state that user is to reach Grant 10,803,117 - Fukino , et al. October 13, 2 | 2020-10-13 |
Advertisement Distribution Method And Advertisement Distribution System App 20200302483 - FUTA; Yuichi ;   et al. | 2020-09-24 |
Stress management system and stress management method Grant 10,734,103 - Kaneko , et al. | 2020-08-04 |
Advertisement distribution method and advertisement distribution system Grant 10,719,853 - Futa , et al. | 2020-07-21 |
Flight Attendant Evaluation System And Flight Attendant Evaluation Method App 20200210928 - TOMIYAMA; Naomi ;   et al. | 2020-07-02 |
Flight attendant evaluation system and flight attendant evaluation method Grant 10,628,773 - Tomiyama , et al. | 2020-04-21 |
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 |
Suspicious Person Report System And Suspicious Person Report Method App 20200058179 - SASO; Atsushi ;   et al. | 2020-02-20 |
Method and program for controlling portable information terminal Grant 10,554,434 - Ichijo , et al. Fe | 2020-02-04 |
Control Method And Information Processing Apparatus App 20200013104 - YAMAUCHI; Masaki ;   et al. | 2020-01-09 |
Information Notification Method, Information Notification System, And Server Device App 20190394111 - SASAGAWA; Michiko ;   et al. | 2019-12-26 |
Method for monitoring power and power monitoring apparatus Grant 10,514,400 - Kozuka , et al. Dec | 2019-12-24 |
Management Method, Management Apparatus, And Program App 20190384593 - MICHIYAMA; Junji ;   et al. | 2019-12-19 |
Management Method, Management Apparatus, And Program App 20190384594 - MICHIYAMA; Junji ;   et al. | 2019-12-19 |
In-home-presence Probability Calculation Method, Server Apparatus, And In-home-presence Probability Calculation System App 20190378031 - YAMAGUCHI; Takahiro ;   et al. | 2019-12-12 |
Information Acquisition Method, Information Acquisition System, And Information Acquisition Apparatus App 20190370829 - NAKANO; Toshihisa ;   et al. | 2019-12-05 |
Information Output Method, Information Presentation Device, And Information Output System App 20190359076 - NAKANO; Toshihisa ;   et al. | 2019-11-28 |
Information Management Method App 20190363957 - NAKANO; Toshihisa ;   et al. | 2019-11-28 |
Suspicious person report system and suspicious person report method Grant 10,490,002 - Saso , et al. Nov | 2019-11-26 |
Suspicious Person Report System And Suspicious Person Report Method App 20190325676 - SASO; Atsushi ;   et al. | 2019-10-24 |
Information notification method, information notification system, and server device Grant 10,454,800 - Sasagawa , et al. Oc | 2019-10-22 |
Information obtaining method, information obtaining system, and information appliance Grant 10,445,751 - Nakano , et al. Oc | 2019-10-15 |
Information Providing Method And Information Providing Device App 20190311402 - MAEDA; Manabu ;   et al. | 2019-10-10 |
In-home-presence probability calculation method, server apparatus, and in-home-presence probability calculation system Grant 10,438,127 - Yamaguchi , et al. O | 2019-10-08 |
Information Providing Method App 20190303975 - KUSUKAME; Koichi ;   et al. | 2019-10-03 |
Information management method Grant 10,425,298 - Nakano , et al. Sept | 2019-09-24 |
Method of authenticating devices using certificates Grant 10,411,904 - Maeda , et al. Sept | 2019-09-10 |
Information output method, information presentation device, and information output system Grant 10,406,931 - Nakano , et al. Sept | 2019-09-10 |
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Information Management Method App 20190215252 - MATSUSHIMA; Hideki ;   et al. | 2019-07-11 |
Suspicious Person Report System And Suspicious Person Report Method App 20190206162 - SASO; Atsushi ;   et al. | 2019-07-04 |
Information providing method Grant 10,318,994 - Kusukame , et al. | 2019-06-11 |
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Method for controlling information terminal apparatus Grant 10,292,213 - Unagami , et al. | 2019-05-14 |
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Image transmitting device that captures an image when a braking operation of a vehicle is performed Grant 10,277,892 - Shikii , et al. | 2019-04-30 |
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Driving Management System, Vehicle, And Information Processing Method App 20190066402 - UNAGAMI; YUJI ;   et al. | 2019-02-28 |
In-home-presence Probability Calculation Method, Server Apparatus, And In-home-presence Probability Calculation System App 20190065980 - YAMAGUCHI; Takahiro ;   et al. | 2019-02-28 |
Management System, Vehicle, And Information Processing Method App 20190042726 - UNAGAMI; YUJI ;   et al. | 2019-02-07 |
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Computer-implemented Method For Providing Content In Accordance With Emotional State That User Is To Reach App 20180336276 - FUKINO; MIWA ;   et al. | 2018-11-22 |
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Information Management Method App 20180191585 - NAKANO; Toshihisa ;   et al. | 2018-07-05 |
Method For Monitoring Power And Power Monitoring Apparatus App 20180188300 - KOZUKA; Masayuki ;   et al. | 2018-07-05 |
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Method for monitoring power and power monitoring apparatus Grant 9,945,890 - Kozuka , et al. April 17, 2 | 2018-04-17 |
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Stress Management System And Stress Management Method App 20180078188 - KANEKO; YUUMI ;   et al. | 2018-03-22 |
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Stress Management System And Stress Management Method App 20180060536 - KANEKO; YUUMI ;   et al. | 2018-03-01 |
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Image Transmitting Device App 20180027231 - SHIKII; Shinichi ;   et al. | 2018-01-25 |
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Method for controlling information terminal apparatus Grant 9,832,821 - Unagami , et al. November 28, 2 | 2017-11-28 |
Information Management Method App 20170339033 - MATSUSHIMA; Hideki ;   et al. | 2017-11-23 |
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Information notification method, program, and information notification system Grant 9,785,128 - Nakano , et al. October 10, 2 | 2017-10-10 |
Method of controlling a target apparatus, selected from a plurality of apparatuses based on a selection from displayed apparatus information, place information, or operator information Grant 9,778,634 - Yoshida , et al. October 3, 2 | 2017-10-03 |
Device control method, device control system, and server device Grant 9,774,608 - Nakano , et al. September 26, 2 | 2017-09-26 |
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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 |
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Method Of Authenticating Devices Using Certificates App 20160277195 - MAEDA; MANABU ;   et al. | 2016-09-22 |
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Information Presentation Method, Operation Program, And Information Presentation System App 20160219336 - AMANO; Hiroshi ;   et al. | 2016-07-28 |
Control method for household electrical appliance, household electrical appliance control system, and gateway Grant 9,390,716 - Nakano , et al. July 12, 2 | 2016-07-12 |
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Authentication Method App 20160149890 - UJIIE; Yoshihiro ;   et al. | 2016-05-26 |
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Function Update Method And Function Update System App 20150236913 - Nakano; Toshihisa ;   et al. | 2015-08-20 |
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Advertisement Distribution Method And Advertisement Distribution System App 20150220998 - Futa; Yuichi ;   et al. | 2015-08-06 |
Cooking Apparatus, Cooking Method, Non-transitory Recording Medium On Which Cooking Control Program Is Recorded, And Cooking-information Providing Method App 20150213009 - NONAKA; MASAO ;   et al. | 2015-07-30 |
Method For Monitoring Power And Power Monitoring Apparatus App 20150212125 - KOZUKA; MASAYUKI ;   et al. | 2015-07-30 |
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Method For Providing Data Using Fridge's Log Information App 20150150088 - Haga; Tomoyuki ;   et al. | 2015-05-28 |
Information Output Method, Information Presentation Device, And Information Output System App 20150149015 - NAKANO; TOSHIHISA ;   et al. | 2015-05-28 |
In-home-presence Probability Calculation Method, Server Apparatus, And In-home-presence Probability Calculation System App 20150142140 - YAMAGUCHI; TAKAHIRO ;   et al. | 2015-05-21 |
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Content Management System, Management Server, Memory Media Device And Content Management Method App 20130283357 - Kozuka; Masayuki ;   et al. | 2013-10-24 |
Data Protection System That Protects Data By Encrypting The Data App 20130236018 - NAKANO; Toshihisa ;   et al. | 2013-09-12 |
System for making program difficult to read, device for making program difficult to read, and method for making program difficult to read Grant 8,479,018 - Futa , et al. July 2, 2 | 2013-07-02 |
Recording Medium Apparatus And Controller App 20130145481 - Kozuka; Masayuki ;   et al. | 2013-06-06 |
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 |
Content use device and recording medium Grant 8,428,435 - Yamamoto , et al. April 23, 2 | 2013-04-23 |
Data protection system that protects data by encrypting the data Grant 8,416,953 - Nakano , et al. April 9, 2 | 2013-04-09 |
Revocation List Generation Device, Revocation List Generation Method, And Content Management System App 20130077791 - Kozuka; Masayuki ;   et al. | 2013-03-28 |
Reproduction device, reproduction method, and reproduction program Grant 8,320,736 - Nonaka , et al. November 27, 2 | 2012-11-27 |
Unauthorized Contents Detection System App 20120290846 - NONAKA; Masao ;   et al. | 2012-11-15 |
Key Distribution Device, Terminal Device, And Content Distribution System App 20120290834 - YAMAGUCHI; Takahiro ;   et al. | 2012-11-15 |
Program illegiblizing device and method Grant 8,312,297 - Sato , et al. November 13, 2 | 2012-11-13 |
Signature generating device, signature generating method and signature generating program Grant 8,280,039 - Futa , et al. October 2, 2 | 2012-10-02 |
Unauthorized contents detection system Grant 8,261,084 - Nonaka , et al. September 4, 2 | 2012-09-04 |
Information Providing System And Design Information Providing Server App 20120143764 - Ohmori; Motoji ;   et al. | 2012-06-07 |
Program converter, encrypting device, and encrypting method Grant 8,184,805 - Yokota , et al. May 22, 2 | 2012-05-22 |
Information providing system and design information providing server Grant 8,151,331 - Ohmori , et al. April 3, 2 | 2012-04-03 |
Content protection system, key data generation apparatus, and terminal apparatus Grant 8,144,869 - Nakano , et al. March 27, 2 | 2012-03-27 |
Content reproduction apparatus Grant 8,140,675 - Yokota , et al. March 20, 2 | 2012-03-20 |
Data encryption apparatus, data converting method, data converting program, recording medium and integrated circuit Grant 8,135,130 - Nonaka , et al. March 13, 2 | 2012-03-13 |
Digital work protection system, recording apparatus, reproduction apparatus, and recording medium Grant 8,132,024 - Nakano , et al. March 6, 2 | 2012-03-06 |
Recording device, system, integrated circuit, program, and recording method Grant 8,126,318 - Nonaka , et al. February 28, 2 | 2012-02-28 |
Content playback device Grant 8,116,452 - Yamamoto , et al. February 14, 2 | 2012-02-14 |
Game System, Game Execution Apparatus, And Portable Storage Medium App 20110319163 - NAKANO; TOSHIHISA ;   et al. | 2011-12-29 |
Backup system, recording/reproduction device, backup device, backup method, program, and integrated circuit Grant 8,065,498 - Ito , et al. November 22, 2 | 2011-11-22 |
Computer system and computer program executing encryption or decryption Grant 8,054,967 - Nonaka , et al. November 8, 2 | 2011-11-08 |
Theft prevention system Grant 8,048,174 - Yamamichi , et al. November 1, 2 | 2011-11-01 |
Password recovery system Grant 8,024,577 - Ohmori , et al. September 20, 2 | 2011-09-20 |
Content use management system, content use management method, and client device Grant 8,010,688 - Onoda , et al. August 30, 2 | 2011-08-30 |
Backup management device, backup management method, computer program, recording medium, integrated circuit, and backup system Grant 7,991,155 - Fujioka , et al. August 2, 2 | 2011-08-02 |
Content use system, information terminal, and settlement system Grant 7,974,926 - Ohmori , et al. July 5, 2 | 2011-07-05 |
Value information management system, recording medium, printer device, account adjusting device, electronic data printing method, and computer program Grant 7,970,708 - Yokota , et al. June 28, 2 | 2011-06-28 |
Unauthorized Contents Detection System App 20110119493 - NONAKA; Masao ;   et al. | 2011-05-19 |
Content Playback Device App 20110110517 - YAMAMOTO; Masaya ;   et al. | 2011-05-12 |
Information transfer system, encryption device, and decryption device Grant 7,936,874 - Futa , et al. May 3, 2 | 2011-05-03 |
Processor and processing apparatus performing virus protection Grant 7,937,763 - Fujioka , et al. May 3, 2 | 2011-05-03 |
Content playback device Grant 7,933,409 - Yamamoto , et al. April 26, 2 | 2011-04-26 |
Parameter generation apparatus, encryption system, decryption system, encryption apparatus, decryption apparatus, encryption method, decryption method, and program thereof Grant 7,929,688 - Yamamichi , et al. April 19, 2 | 2011-04-19 |
Signature generation device and signature verification device Grant 7,917,764 - Futa , et al. March 29, 2 | 2011-03-29 |
Electronic value, electronic purse device, and system for using the same Grant 7,912,789 - Nakano , et al. March 22, 2 | 2011-03-22 |
Unauthorized contents detection system Grant 7,900,062 - Nonaka , et al. March 1, 2 | 2011-03-01 |
Digital camera system with means for restricting image acquisition Grant 7,898,570 - Yokota , et al. March 1, 2 | 2011-03-01 |
Recording device, recording medium, and content protection system Grant 7,889,863 - Harada , et al. February 15, 2 | 2011-02-15 |
Contents distribution system Grant 7,891,013 - Ohmori , et al. February 15, 2 | 2011-02-15 |
Content-log analyzing system and data-communication controlling device Grant 7,886,365 - Futa , et al. February 8, 2 | 2011-02-08 |
Reservation Changing System App 20100332268 - OHMORI; Motoji ;   et al. | 2010-12-30 |
Content distribution server, key assignment method, content output apparatus, and key issuing center Grant 7,860,255 - Nonaka , et al. December 28, 2 | 2010-12-28 |
Recorder/reproducer and content data protection system for preventing unauthorized use of content Grant 7,856,168 - Takahashi , et al. December 21, 2 | 2010-12-21 |
Authentication communication system, authentication communication apparatus, and authentication communication method Grant 7,831,831 - Ohmori , et al. November 9, 2 | 2010-11-09 |
Securely aggregating content on a storage device Grant 7,823,212 - Yamamichi , et al. October 26, 2 | 2010-10-26 |
Encrypted communication system and communication device Grant 7,813,512 - Futa , et al. October 12, 2 | 2010-10-12 |
Content Use Device And Recording Medium App 20100247077 - YAMAMOTO; Masaya ;   et al. | 2010-09-30 |
Signature generation device and signature verification device Grant 7,792,286 - Futa , et al. September 7, 2 | 2010-09-07 |
Monitoring camera system, imaging device, and video display device Grant 7,792,295 - Yokota , et al. September 7, 2 | 2010-09-07 |
Content providing system, information processing device and memory card Grant 7,783,884 - Nakano , et al. August 24, 2 | 2010-08-24 |
Encryption system, encryption device, decryption device, program, and integrated circuit Grant 7,773,746 - Futa , et al. August 10, 2 | 2010-08-10 |
Program Converter, Encrypting Device, And Encrypting Method App 20100195822 - Yokota; Kaoru ;   et al. | 2010-08-05 |
Content use device and recording medium Grant 7,760,988 - Yamamoto , et al. July 20, 2 | 2010-07-20 |
Anonymous information system, information registering device and information storing device Grant 7,747,491 - Yokota , et al. June 29, 2 | 2010-06-29 |
Unauthorized contents detection system Grant 7,743,261 - Nonaka , et al. June 22, 2 | 2010-06-22 |
Data Encryption Apparatus, Data Converting Method, Data Converting Program, Recording Medium And Integrated Circuit App 20100150346 - Nonaka; Masao ;   et al. | 2010-06-17 |
Signature generation apparatus and signature verification apparatus Grant 7,739,504 - Futa , et al. June 15, 2 | 2010-06-15 |
Sales system and recording medium Grant 7,739,145 - Ohmori , et al. June 15, 2 | 2010-06-15 |
Program converter, encrypting device, and encrypting method Grant 7,724,897 - Yokota , et al. May 25, 2 | 2010-05-25 |
Prime calculating apparatus, key issuing system, and prime calculation method Grant 7,706,528 - Futa , et al. April 27, 2 | 2010-04-27 |
Content recording/reproducing system, distribution device, reproducing device, and recording device Grant 7,702,109 - Futa , et al. April 20, 2 | 2010-04-20 |
Authentication server, method and system for detecting unauthorized terminal Grant 7,698,743 - Ohmori , et al. April 13, 2 | 2010-04-13 |
Signature generation device, key generation device, and signature generation method Grant 7,664,260 - Futa , et al. February 16, 2 | 2010-02-16 |
Data Protection System That Protects Data By Encrypting The Data App 20100034388 - NAKANO; Toshihisa ;   et al. | 2010-02-11 |
Information presentation system, management device, and terminal device Grant 7,647,343 - Yamamichi , et al. January 12, 2 | 2010-01-12 |
Information input/output system, key management device, and user device Grant 7,647,646 - Nakano , et al. January 12, 2 | 2010-01-12 |
Prime calculation device, method, and key issuing system Grant 7,634,084 - Futa , et al. December 15, 2 | 2009-12-15 |
Content reproduction system Grant 7,631,361 - Yamamichi , et al. December 8, 2 | 2009-12-08 |
Unauthorized device detection device, unauthorized device detection system, unauthorized device detection method, program, recording medium, and device information update method Grant 7,617,536 - Nonaka , et al. November 10, 2 | 2009-11-10 |
Monitoring Camera System, Imaging Device, And Video Display Device App 20090257589 - Yokota; Kaoru ;   et al. | 2009-10-15 |
Encryption communication system Grant 7,603,554 - Futa , et al. October 13, 2 | 2009-10-13 |
Key distribution system App 20090238368 - Nonaka; Masao ;   et al. | 2009-09-24 |
Signature generation apparatus and signature verification apparatus App 20090235078 - Futa; Yuichi ;   et al. | 2009-09-17 |
System For Making Program Difficult To Read, Device For Making Program Difficult To Read, And Method For Making Program Difficult To Read App 20090228717 - Futa; Yuichi ;   et al. | 2009-09-10 |
Program conversion device, and secret keeping program App 20090217008 - Sato; Taichi ;   et al. | 2009-08-27 |
Encryption Device, A Decrypting Device, A Secret Key Generation Device, A Copyright Protection System And A Cipher Communication Device App 20090208007 - Ohmori; Motoji ;   et al. | 2009-08-20 |
Content moving device, content moving method, computer program, recording medium, and content moving system Grant 7,567,487 - Ito , et al. July 28, 2 | 2009-07-28 |
Design Information Providing System And Design Information Providing Server App 20090172790 - Ohmori; Motoji ;   et al. | 2009-07-02 |
Content playback apparatus, content playback method, and program Grant 7,555,129 - Yamamoto , et al. June 30, 2 | 2009-06-30 |
Unauthorized contents detection system Grant 7,549,061 - Nonaka , et al. June 16, 2 | 2009-06-16 |
Encryption device a decrypting device a secret key generation device a copyright protection system and a cipher communication device Grant 7,542,568 - Ohmori , et al. June 2, 2 | 2009-06-02 |
Recording device, system, integrated circuit, program, and recording method App 20090136209 - Nonaka; Masao ;   et al. | 2009-05-28 |
Data converter for performing exponentiation in polynomial residue class ring with value in finite field as coefficient Grant RE40,710 - Yokota , et al. May 12, 2 | 2009-05-12 |
Communication Device And Communication System App 20090100264 - Futa; Yuichi ;   et al. | 2009-04-16 |
Contents linkage information delivery system Grant 7,519,685 - Nonaka , et al. April 14, 2 | 2009-04-14 |
Signature Generating Device, Signature Generating Method And Signature Generating Program App 20090094464 - Futa; Yuichi ;   et al. | 2009-04-09 |
Program illegiblizing device and method App 20090083521 - Sato; Taichi ;   et al. | 2009-03-26 |
Program Converter, Encrypting Device, And Encrypting Method App 20090060176 - Yokota; Kaoru ;   et al. | 2009-03-05 |
Device and method for calculation on elliptic curve Grant 7,486,789 - Futa , et al. February 3, 2 | 2009-02-03 |
Encryption apparatus, decryption apparatus, secret key generation apparatus, and copyright protection system Grant 7,484,090 - Ohmori , et al. January 27, 2 | 2009-01-27 |
Key agreement system, shared-key generation apparatus, and shared-key recovery apparatus Grant 7,471,792 - Yamamichi, legal representative , et al. Decembe | 2008-12-30 |
Backup Management Device, Backup Management Method, Computer Program, Recording Medium, Integrated Circuit, and Backup System App 20080310628 - Fujioka; Soichiro ;   et al. | 2008-12-18 |
Signature Generation Apparatus and Signature Verification Apparatus App 20080282089 - Futa; Yuichi ;   et al. | 2008-11-13 |
System for preventing unauthorized use of recording media Grant 7,448,087 - Ohmori , et al. November 4, 2 | 2008-11-04 |
Terminal Device and Copyright Protection System App 20080260161 - Yokota; Kaoru ;   et al. | 2008-10-23 |
Computer system, computer program, and addition method Grant 7,434,898 - Futa , et al. October 14, 2 | 2008-10-14 |
Recorder/Reproducer and Content Data Protection System App 20080239909 - Takahashi; Jun ;   et al. | 2008-10-02 |
Point Calculating Device and Point Assigning System App 20080235138 - Yokota; Kaoru ;   et al. | 2008-09-25 |
Update System for Cipher System App 20080235517 - Ohmori; Motoji ;   et al. | 2008-09-25 |
Ticket management system, terminal device, ticket management server, register device, value conversion method, computer program, and recording medium Grant 7,427,022 - Yokota , et al. September 23, 2 | 2008-09-23 |
Rental system Grant 7,426,494 - Ohmori , et al. September 16, 2 | 2008-09-16 |
Signature Generation Device and Signature Verification Device App 20080222418 - Futa; Yuichi ;   et al. | 2008-09-11 |
Content Protection System, Key Data Generation Apparatus, And Terminal Apparatus App 20080205652 - NAKANO; Toshihisa ;   et al. | 2008-08-28 |
Content playback apparatus method and program and key management apparatus and system Grant 7,401,232 - Ono , et al. July 15, 2 | 2008-07-15 |
Data protection system that protects data by encrypting the data Grant 7,395,425 - Nakano , et al. July 1, 2 | 2008-07-01 |
Encryption apparatus, decryption apparatus and encryption system Grant 7,394,902 - Yamamichi , et al. July 1, 2 | 2008-07-01 |
Contents distribution system App 20080155700 - Ohmori; Motoji ;   et al. | 2008-06-26 |
Processor App 20080155695 - Fujioka; Soichiro ;   et al. | 2008-06-26 |
Reproduction Device, Reproduction Method, and Reproduction Program App 20080138045 - Nonaka; Masao ;   et al. | 2008-06-12 |
Distribution system, distribution apparatus, and reception apparatus for distributing contents having usage expiry Grant 7,386,618 - Futa , et al. June 10, 2 | 2008-06-10 |
Content protection system, key data generation apparatus, and terminal apparatus Grant 7,386,126 - Nakano , et al. June 10, 2 | 2008-06-10 |
Theft prevention system App 20080122595 - Yamamichi; Masato ;   et al. | 2008-05-29 |
Public key certificate revocation list generation apparatus, revocation judgement apparatus, and authentication system Grant 7,373,503 - Nakano , et al. May 13, 2 | 2008-05-13 |
Signature Generation Device, Key Generation Device, and Signature Generation Method App 20080089514 - Futa; Yuichi ;   et al. | 2008-04-17 |
Contents distribution system Grant 7,353,543 - Ohmori , et al. April 1, 2 | 2008-04-01 |
Electronic Value, Electronic Purse Device, And System For Using The Same App 20080067240 - Nakano; Toshihisa ;   et al. | 2008-03-20 |
Content Receiving Apparatus, Content Receiving Method, And Content Distributing System App 20080030618 - Okamoto; Ryuichi ;   et al. | 2008-02-07 |
Unauthorized contents detection system App 20080034442 - Nonaka; Masao ;   et al. | 2008-02-07 |
Unauthorized contents detection system App 20080034443 - Nonaka; Masao ;   et al. | 2008-02-07 |
Backup System, Recording/Reproduction Device, Backup Device, Backup Method, Program, and Integrated Circuit App 20080022061 - Ito; Yoshikatsu ;   et al. | 2008-01-24 |
Unauthorized Device Detection Device And Unauthorized Device Detection System App 20080016001 - Nakano; Toshihisa ;   et al. | 2008-01-17 |
Confidential information protection system, confidential information restoring device, and tally generating device App 20080005800 - Yokota; Kaoru ;   et al. | 2008-01-03 |
Content distribution system App 20070282749 - Nonaka; Masao ;   et al. | 2007-12-06 |
Content Providing System, Information Processing Device And Memory Card App 20070283151 - Nakano; Toshihisa ;   et al. | 2007-12-06 |
Unauthorized Device Detection Device, Unauthorized Device Detection System, Unauthorized Device Detection Method, Program, Recording Medium, and Device Information Update Method App 20070283162 - Nonaka; Masao ;   et al. | 2007-12-06 |
Recording/Reproduction Device And Content Protection System App 20070283442 - Nakano; Toshihisa ;   et al. | 2007-12-06 |
Content Moving Device, Content Moving Method, Computer Program, Recording Medium, And Content Moving System App 20070274179 - Ito; Yoshikatsu ;   et al. | 2007-11-29 |
Encryption System, Encryption Device, Decryption Device, Program, And Integrated Circuit App 20070274518 - Futa; Yuichi ;   et al. | 2007-11-29 |
Reproduction Control Device, Gate Device, and Reproduction Control System App 20070271455 - Nakano; Toshihisa ;   et al. | 2007-11-22 |
Recorder App 20070263514 - Iwata; Yoshiaki ;   et al. | 2007-11-15 |
Authentication system and key registration apparatus Grant 7,296,147 - Matsuzaki , et al. November 13, 2 | 2007-11-13 |
Recording Device, Recording Medium, and Content Protection System App 20070258587 - Harada; Shunji ;   et al. | 2007-11-08 |
Terminal Device for Updating Computer Program and Update Method App 20070261050 - Nakano; Toshihisa ;   et al. | 2007-11-08 |
Content distribution system App 20070256141 - Nakano; Toshihisa ;   et al. | 2007-11-01 |
Value holding system, value holding method, value holding program, and transaction system Grant 7,287,690 - Nakano , et al. October 30, 2 | 2007-10-30 |
Computer System and Computer Program Executing Encryption or Decryption App 20070237326 - Nonaka; Masao ;   et al. | 2007-10-11 |
Digital Camera System With Means For Restricting Image Acquisition App 20070216775 - Yokota; Kaoru ;   et al. | 2007-09-20 |
Value Information Management System, Recording Medium, Printer Device, Account Adjusting Device, Electronic Data Printing Method, and Computer Program App 20070214094 - Yokota; Kaoru ;   et al. | 2007-09-13 |
Information presentation system, management device, and terminal device App 20070198582 - Yamamichi; Masato ;   et al. | 2007-08-23 |
Unauthorized Contents Detection System App 20070198838 - Nonaka; Masao ;   et al. | 2007-08-23 |
Content playback device App 20070198424 - Yamamoto; Masaya ;   et al. | 2007-08-23 |
Computer system, computer program, and addition method App 20070192622 - Futa; Yuichi ;   et al. | 2007-08-16 |
Content use system, information terminal, and settlement system App 20070192255 - Ohmori; Motoji ;   et al. | 2007-08-16 |
Service providing system in which services are provided from service provider apparatus to service user apparatus via network Grant 7,254,705 - Yokota , et al. August 7, 2 | 2007-08-07 |
Ticket management system, terminal device, ticket management server, register device, value conversion method, computer program, and recording medium App 20070175979 - Yokota; Kaoru ;   et al. | 2007-08-02 |
Information security apparatus and information security system App 20070174618 - Nakano; Toshihisa ;   et al. | 2007-07-26 |
Authentication system, authentication apparatus, and recording medium App 20070168674 - Nonaka; Masao ;   et al. | 2007-07-19 |
Game system, game execution apparatus, and portable storage medium App 20070155487 - Nakano; Toshihisa ;   et al. | 2007-07-05 |
Game system App 20070155486 - Futa; Yuichi ;   et al. | 2007-07-05 |
Content-related information delivery system App 20070150462 - Nonaka; Masao ;   et al. | 2007-06-28 |
Numerical array output device, a numerical array output method, an encryption device, and a decryption device Grant 7,233,662 - Futa , et al. June 19, 2 | 2007-06-19 |
Method of providing information via a communication network and information providing system Grant 7,219,232 - Yokota , et al. May 15, 2 | 2007-05-15 |
Expansion key generating device, encryption device and encryption system Grant 7,212,633 - Yokota , et al. May 1, 2 | 2007-05-01 |
Elliptic curve converting device, elliptic curve converting method, elliptic curve utilization device and elliptic curve generating device Grant 7,209,555 - Futa , et al. April 24, 2 | 2007-04-24 |
Content using system Grant 7,194,091 - Higashi , et al. March 20, 2 | 2007-03-20 |
Cryptocommunication system, transmission apparatus, and reception apparatus Grant 7,155,610 - Yamamichi , et al. December 26, 2 | 2006-12-26 |
Method for authentication between apparatuses using challenge and response system Grant 7,155,607 - Yokota , et al. December 26, 2 | 2006-12-26 |
Information security device, prime number generation device, and prime number generation method Grant 7,130,422 - Futa , et al. October 31, 2 | 2006-10-31 |
Value holding system, value holding method, value holding program, and transaction system Grant 7,051,924 - Nakano , et al. May 30, 2 | 2006-05-30 |