Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12393722 | Encrypted tag generation apparatus, searchable encryption system, encrypted tag generation method, and computer readable medium | — | 2025-08-19 |
| 12261951 | Cryptographic system, encrypted data conversion apparatus, and computer readable medium | — | 2025-03-25 |
| 12216787 | Searchable encryption system, searchable encryption method, and non-transitory computer-readable recording medium | Takato Hirano, Yoshihiro Koseki, Satoshi Yasuda | 2025-02-04 |