Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9643818 | Double-decker elevator with adjustable inter-car spacing | — | 2017-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9643818 | Double-decker elevator with adjustable inter-car spacing | — | 2017-05-09 |