Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9032208 | Communication terminal, communication system, communication method and communication program | Yoichi Shibata | 2015-05-12 |
| 8948377 | Encryption device, encryption system, encryption method, and encryption program | Yoichi Shibata, Mitsuru Matsui | 2015-02-03 |