Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7634653 | Event-ordering certification method | Eiichi Horita, Satoshi Ono, Hidetaka Ishimoto | 2009-12-15 |
| 6931537 | Folder type time stamping system and distributed time stamping system | Satoshi Ono | 2005-08-16 |