Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7590597 | Electronic business transaction system | Naoki Takahashi, Hiromitsu Shiina, Shinichi Yamada, Yoshiharu Kamada, Tsuyoshi Miyake +2 more | 2009-09-15 |
| 7428511 | Electronic business transaction system | Naoki Takahashi, Hiromitsu Shiina, Shinichi Yamada, Yoshiharu Kamada, Tsuyoshi Miyake +2 more | 2008-09-23 |
| 6049787 | Electronic business transaction system with notarization database and means for conducting a notarization procedure | Naoki Takahashi, Hiromitsu Shiina, Shinichi Yamada, Yoshiharu Kamada, Tsuyoshi Miyake +2 more | 2000-04-11 |