Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11516195 | Terminal device, key distribution management device, server-client system, communication method, and programs | Hitoshi Fuji, Tetsutaro Kobayashi, Reo Yoshida, Tomohide Yamamoto | 2022-11-29 |
| 11451518 | Communication device, server device, concealed communication system, methods for the same, and program | Tetsutaro Kobayashi, Hitoshi Fuji, Reo Yoshida, Kazuki Yoneyama | 2022-09-20 |
| 11388001 | Encrypted communication device, encrypted communication system, encrypted communication method, and program | Reo Yoshida, Tetsutaro Kobayashi, Tomohide Yamamoto, Hironobu Okuyama | 2022-07-12 |
| 11336436 | Key distribution system and method, key generation apparatus, representative user terminal, server apparatus, user terminal, and program | Reo Yoshida, Tetsutaro Kobayashi, Hitoshi Fuji, Kazuki Yoneyama | 2022-05-17 |
| 11258588 | Key exchange method and key exchange system | Reo Yoshida, Tetsutaro Kobayashi, Hitoshi Fuji, Kazuki Yoneyama | 2022-02-22 |