Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9988240 | Elevator with master controller | John Keith Anderson, Frank Dudde, Peter Feldhusen, Michael Palazzola, Jie Xu +2 more | 2018-06-05 |
| 9944493 | Elevator suspension and transmission strip | Frank Dudde, Peter Feldhusen, Gomaa G. Abdelsadek, Jie Xu, Stephen D. Allen +1 more | 2018-04-17 |