Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11158299 | Acoustic meta-material basic structure unit, composite structure thereof, and assembly method | Yu Chunren | 2021-10-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11158299 | Acoustic meta-material basic structure unit, composite structure thereof, and assembly method | Yu Chunren | 2021-10-26 |