Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7925893 | Copyright protection system, modular exponentiation operation apparatus, and modular exponentiation operation method | Toshihisa Nakano, Attrapadung Nuttapong, Hideki Imai | 2011-04-12 |
| 7895436 | Authentication system and remotely-distributed storage system | Hideki Imai, Seonghan Shin | 2011-02-22 |