Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421472 | Hollow louver top operating system | Chengzhe Jin, Renzhe Jin | 2022-08-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421472 | Hollow louver top operating system | Chengzhe Jin, Renzhe Jin | 2022-08-23 |