Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6571222 | Trading system | Shinichi Matsumoto, Yoshiyuki Seguchi, Toshihiro Ide | 2003-05-27 |
| 6473799 | User system for a distributed network | Keiki Nishihara, Shinya Yamamura, Shin-ichi Matsumoto | 2002-10-29 |