Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11292692 | Speed limiting system, releasing device, speed limiting system for elevator and elevator | — | 2022-04-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11292692 | Speed limiting system, releasing device, speed limiting system for elevator and elevator | — | 2022-04-05 |