Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10288135 | Brake for elevator and a replacement method of damper of the brake for elevator | Yatao Li, Guochen Gao | 2019-05-14 |
| 9684977 | Method and apparatus for road map rendering | — | 2017-06-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10288135 | Brake for elevator and a replacement method of damper of the brake for elevator | Yatao Li, Guochen Gao | 2019-05-14 |
| 9684977 | Method and apparatus for road map rendering | — | 2017-06-20 |