Patent | Date |
---|
Classification device and classification method Grant 8,793,204 - Ohama , et al. July 29, 2 | 2014-07-29 |
Group formation/management system, group management device, and member device Grant 8,386,606 - Matsuzaki , et al. February 26, 2 | 2013-02-26 |
Classification Device And Classification Method App 20120209799 - Ohama; Iku ;   et al. | 2012-08-16 |
Receiving/generating section information for multimedia contents based on level of performance Grant 7,784,083 - Tsusaka , et al. August 24, 2 | 2010-08-24 |
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 |
Apparatuses and methods for decrypting encrypted data and locating the decrypted data in a memory space used for execution Grant 7,747,870 - Asai , et al. June 29, 2 | 2010-06-29 |
Digital work protection system Grant 7,693,795 - Yamamichi , et al. April 6, 2 | 2010-04-06 |
Key delivery apparatus, terminal apparatus, recording medium, and key delivery system Grant 7,539,306 - Ohta , et al. May 26, 2 | 2009-05-26 |
Group Formation/management System, Group Management Device, And Member Device App 20080275991 - Matsuzaki; Natsume ;   et al. | 2008-11-06 |
Group formation/management system, group management device, and member device Grant 7,441,117 - Matsuzaki , et al. October 21, 2 | 2008-10-21 |
Apparatuses and methods for decrypting encrypted data and locating the decrypted data in a memory space used for execution App 20070294534 - Asai; Rieko ;   et al. | 2007-12-20 |
Apparatuses and methods for decrypting encrypted data and locating the decrypted data in a memory space used for execution Grant 7,228,423 - Asai , et al. June 5, 2 | 2007-06-05 |
Content duplication management system and networked apparatus Grant 7,188,224 - Ohta , et al. March 6, 2 | 2007-03-06 |
Contents storage system, home server apparatus, information supply apparatus, integrated circuit, and program App 20070008909 - Tsusaka; Yuko ;   et al. | 2007-01-11 |
Content using apparatus App 20040249759 - Higashi, Akio ;   et al. | 2004-12-09 |
Countdown audio generation apparatus and countdown audio generation system Grant 6,778,756 - Fujimura , et al. August 17, 2 | 2004-08-17 |
Apparatuses and methods for decrypting encrypted data and locating the decrypted data in a memory space used for execution App 20040123122 - Asai, Rieko ;   et al. | 2004-06-24 |
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 |