Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12422252 | Hoistway survey tool and method of surveying a hoistway | — | 2025-09-23 |
| 12358759 | Elevator car ceiling access system | Yingxin Gao | 2025-07-15 |
| 12286330 | Elevator connector with angled interface | — | 2025-04-29 |