Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11082214 | Key generation apparatus and key update method | Koichi Yasaki, Kazuaki Nimura | 2021-08-03 |
| 11076293 | Access control device, computer-readable recording medium storing access control program, and access control system | Koichi Yasaki, Kazuaki Nimura, Hidenobu Ito | 2021-07-27 |