Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11884509 | Holographic external calling device for elevator | — | 2024-01-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11884509 | Holographic external calling device for elevator | — | 2024-01-30 |