Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10997972 | Object authentication device and object authentication method | Mikio Nakano | 2021-05-04 |
| 10971148 | Information providing device, information providing method, and recording medium for presenting words extracted from different word groups | Masaki Ueyama | 2021-04-06 |