Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560762 | Elevator locking system apparatus and methods | Arno Gruess, Frederik Stoldt | 2023-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560762 | Elevator locking system apparatus and methods | Arno Gruess, Frederik Stoldt | 2023-01-24 |