Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11488388 | Congestion confirmation system with location information of each user | — | 2022-11-01 |
| 11230852 | Mobile terminal booth with sound masking function | Junichi Nakamura | 2022-01-25 |