Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8073140 | Encryption/decryption device, encryption/decryption method, and computer program | Taizo Shirai | 2011-12-06 |
| 8031866 | Cryptographic processing apparatus and cryptographic processing method, and computer program | Taizo Shirai | 2011-10-04 |