Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11225399 | Escalator monitoring system, method, sound data collection device and fixture therefor | Tao Ye, Chao Zhang | 2022-01-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11225399 | Escalator monitoring system, method, sound data collection device and fixture therefor | Tao Ye, Chao Zhang | 2022-01-18 |