Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6807641 | Content provider system | Itaru Kawakami, Mitsuru Tanabe, Yuichi Ezura, Ichiro Sato, Munetake Ebihara | 2004-10-19 |
| 6792539 | Processing method and apparatus for encrypted data transfer | Tateo Oishi, Takumi Okaue, Nobuyuki Kihara, Teppei Yokota | 2004-09-14 |
| 6697945 | Information processing apparatus, information processing method, information processing system and recording medium | Yoshitomo Osawa, Yoshio Osakabe, Makoto Sato, Hisato Shima, Tomoyuki Asano +1 more | 2004-02-24 |