Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9426131 | Server apparatus and program to re-encrypt ciphertext data | Tatsuyuki Matsushita, Yoshihiro Fujii, Takuya Yoshida, Koji Okada | 2016-08-23 |
| 9246683 | Re-encryption key generator, re-encryption apparatus, and program | Tatsuyuki Matsushita, Yoshihiro Fujii, Takuya Yoshida, Koji Okada | 2016-01-26 |