Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11145222 | Language learning system, language learning support server, and computer program product | Norio Ichihashi | 2021-10-12 |
| 10964308 | Speech processing apparatus, and program | — | 2021-03-30 |