Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8023643 | Encryption/decryption apparatus | Koichi Fujisaki, Hideo Shimizu | 2011-09-20 |
| 7869592 | Calculation apparatus and encrypt and decrypt processing apparatus | Koichi Fujisaki | 2011-01-11 |