Issued Patents All Time
Showing 26–50 of 80 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7533180 | Information-processing device, information-processing method, recording medium, and program | Munetake Ebihara, Itaru Kawakami, Mitsuru Tanabe, Yuichi Ezura, Ichiro Sato | 2009-05-12 |
| 7522726 | Transmitter device, transmitting method, receiver device, receiving method, communication system, and program storage medium | Munetake Ebihara | 2009-04-21 |
| 7516497 | Information processing apparatus and method, and program storage medium | Itaru Kawakami, Mitsuru Tanabe, Yuichi Ezura | 2009-04-07 |
| 7505599 | Information processing system and method for managing encrypted data with tag information | Yoshitomo Osawa, Tateo Oishi, Tomoyuki Asano, Atsushi Mitsuzawa | 2009-03-17 |
| 7503073 | Information managing apparatus and method, recording medium, and program | Yoji Kawamoto, Yuichi Ezura, Motohiko Nagano | 2009-03-10 |
| 7487549 | Information processing apparatus, information processing method, recording medium, and program | Yoji Kawamoto, Yuichi Ezura, Motohiko Nagano | 2009-02-03 |
| 7443984 | Information processing system and method for distributing encrypted message data | Yoshitomo Osawa, Tateo Oishi, Tomoyuki Asano, Atsushi Mitsuzawa | 2008-10-28 |
| 7437768 | Information processing apparatus and method, and program storage medium | Itaru Kawakami, Mitsuru Tanabe, Yuichi Ezura | 2008-10-14 |
| 7426639 | Information processing apparatus and method for managing grouped devices in an encrypted environment | — | 2008-09-16 |
| 7405731 | Information processing system and method | Tomoyuki Asano, Yoshitomo Osawa, Tateo Oishi, Ryuta Taki | 2008-07-29 |
| 7346170 | Information processing system and method | Tomoyuki Asano, Yoshitomo Osawa, Tateo Oishi, Ryuta Taki | 2008-03-18 |
| 7346169 | Information processing device and method | Tomoyuki Asano, Yoshitomo Osawa, Atsushi Mitsuzawa, Tateo Oishi | 2008-03-18 |
| 7337320 | Streaming system for distributing encrypted data, and streaming method therefor | Keiko Tada, Motomasa Futagami | 2008-02-26 |
| 7336791 | Information processing apparatus | — | 2008-02-26 |
| 7325139 | Information processing device, method, and program | Keiko Tada, Motomasa Futagami | 2008-01-29 |
| 7298842 | Utilizing a key for enciphering and deciphering that is modified during enciphering and deciphering | Yoshitomo Osawa, Yoshio Osakabe, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2007-11-20 |
| 7296153 | Data transmission system | Tomoyuki Asano, Yoshitomo Osawa, Teruyoshi Komuro | 2007-11-13 |
| 7283633 | Information recording and/or reproducing method and information recording and/or reproducing device | Tomoyuki Asano, Yoshitomo Osawa, Atsushi Mitsuzawa, Tateo Oishi | 2007-10-16 |
| 7269257 | System and method for processing information using encryption key block | Yoshimichi Kitaya, Yoshitomo Osawa, Tomoyuki Asano | 2007-09-11 |
| 7266691 | Contents providing system | Itaru Kawakami, Mitsuru Tanabe, Yuichi Ezura, Ichiro Sato, Munetake Ebihara | 2007-09-04 |
| 7266202 | Information processing device and method, and program storage medium | Itaru Kawakami, Mitsuru Tanabe, Yuichi Ezura | 2007-09-04 |
| 7263613 | Data transmission system | Tomoyuki Asano, Yoshitomo Osawa, Teruyoshi Komuro | 2007-08-28 |
| 7260721 | Information processing method, information processing apparatus and recording medium | Koichi Tanaka, Itaru Kawakami, Yoshisuke Kuroda | 2007-08-21 |
| 7249106 | Information processing method and apparatus and program storage medium for prohibiting duplication of contents in large quantities | Mitsuru Tanabe, Itaru Kawakami, Yuichi Ezura | 2007-07-24 |
| 7246234 | Transmitter device, transmitting method, receiver device, receiving method, communication system, and program storage medium | Munetake Ebihara | 2007-07-17 |