Issued Patents All Time
Showing 25 most recent of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9467287 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2016-10-11 |
| 8923511 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2014-12-30 |
| 8594325 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2013-11-26 |
| 8170206 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2012-05-01 |
| 7860248 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2010-12-28 |
| 7646793 | Transmission method, transmission apparatus and transmission system | Gen Ichimura, Takehiko Nakano, Yumiko Ohnuki | 2010-01-12 |
| 7298842 | Utilizing a key for enciphering and deciphering that is modified during enciphering and deciphering | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2007-11-20 |
| 7242769 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2007-07-10 |
| 7233665 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2007-06-19 |
| 7181299 | Transmitting method and apparatus | Yoshiyuki Takaku | 2007-02-20 |
| 7154893 | Transmission method, transmission apparatus and transmission system | Gen Ichimura, Takehiko Nakano, Yumiko Ohnuki | 2006-12-26 |
| 7065214 | Information processing apparatus, information processing method, information processing system and recording medium | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano +1 more | 2006-06-20 |
| 6947422 | Transmission method, transmission device, and transmission system | Gen Ichimura, Takehiko Nakano, Yumiko Ohnuki | 2005-09-20 |
| 6934463 | Information processing apparatus, information processing method, information processing system and recording medium | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano +1 more | 2005-08-23 |
| 6813659 | Data transmission control apparatus and data transmission method | Harumi Kawamura, Yoshiyuki Takaku | 2004-11-02 |
| 6807233 | Sample data transmitting method, receiving method, transmission/reception method and its transmission apparatus, reception apparatus, transmission/reception apparatus | Makoto Sato | 2004-10-19 |
| 6697945 | Information processing apparatus, information processing method, information processing system and recording medium | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano +1 more | 2004-02-24 |
| 6539094 | Data transmission apparatus and method, data receiving apparatus and method, and data transmitting/receiving system and method | Makoto Sato, Yoshitomo Osawa, Tomoyuki Asano, Ryuji Ishiguro, Hisato Shima | 2003-03-25 |
| 6400280 | Remote control signal receiver and method, and remote control system | — | 2002-06-04 |
| 6360320 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, INFORMATION PROCESSING SYSTEM AND RECORDING MEDIUM USING AN APPARATUS ID AND PROVIDED LICENSE KEY FOR AUTHENTICATION OF EACH INFORMATION TO BE PROCESSED | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2002-03-19 |
| 6256391 | Enciphering apparatus and method, deciphering apparatus and method as well as information processing apparatus and method | Ryuji Ishiguro, Yoshitomo Osawa, Makoto Sato, Hisato Shima, Tomoyuki Asano | 2001-07-03 |
| 5933430 | Data communication method | Hisato Shima, Makoto Sato | 1999-08-03 |
| 5914797 | Audio video apparatus controller | Yasuyuki Yamamoto | 1999-06-22 |
| 5802300 | Audio video system | Shigeo Tanaka, Hiroshi Yamazaki, Noriko Kotabe, Kouichi Sugiyama, Makoto Sato +2 more | 1998-09-01 |
| 5796352 | Audio video equipment system with bus line and method of establishing a connection setting for the audio video equipment system | Shigeo Tanaka, Hiroshi Yamazaki, Koichi Sugiyama, Makoto Sato, Noriko Kotabe +2 more | 1998-08-18 |