Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10399820 | Elevator tension member stiffness estimation and monitoring | Randall Keith Roberts, YiSug Kwon, Richard L. Hollowell | 2019-09-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10399820 | Elevator tension member stiffness estimation and monitoring | Randall Keith Roberts, YiSug Kwon, Richard L. Hollowell | 2019-09-03 |