Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978857 | Secure device having key management function and information processing apparatus | Eiji Hasegawa | 2011-07-12 |
| 7925879 | Information processing unit with information division recording function | Kouichi Yasaki, Isamu Yamada | 2011-04-12 |