Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11673774 | Elevator system and supporting column assembly thereof | Zhe Zhang, Hong-Ying Fu | 2023-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11673774 | Elevator system and supporting column assembly thereof | Zhe Zhang, Hong-Ying Fu | 2023-06-13 |