Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10131521 | Belt end termination with a cone clamp | Frank Dudde | 2018-11-20 |
| 9994425 | Compact motor arrangement with integrated brakes and shaft bearings | Frank Dudde | 2018-06-12 |
| 9988240 | Elevator with master controller | John Keith Anderson, Frank Dudde, Michael Palazzola, Jie Xu, Alan M. Parker +2 more | 2018-06-05 |
| 9944493 | Elevator suspension and transmission strip | Frank Dudde, Gomaa G. Abdelsadek, Alan M. Parker, Jie Xu, Stephen D. Allen +1 more | 2018-04-17 |