Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10773929 | Sheave for elevator system | Jun Ma, Peter Keyo, Gopal R. Krishnan, David J. Lanesey, John P. Wesson +2 more | 2020-09-15 |
| 10689516 | Polymer jacket material blends with improved flame resistance | Paul Papas, Georgios S. Zafiris | 2020-06-23 |