Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7460665 | Cipher strength evaluation apparatus | Hidema Tanaka, Toshinobu Kaneko | 2008-12-02 |
| 7310421 | Particular plaintext detector | Hidema Tanaka, Toshinobu Kaneko | 2007-12-18 |