Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9809418 | Advanced smooth rescue operation | Prasanna Nagarajan, Edward Piedra | 2017-11-07 |
| 9670035 | Fire-retardant belt | Mark F. Orelup, Brad Guilani, Kathryn Rauss Sherrick, Hong Yang | 2017-06-06 |
| 9643819 | Asymmetric and steered sheaves for twisted multi-belt elevator systems | Alan Stover Githens | 2017-05-09 |