Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669124 | Elevator system including a protective hoistway liner assembly | George Scott Copeland, Patricia Derwinski, Randy Roberts | 2020-06-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669124 | Elevator system including a protective hoistway liner assembly | George Scott Copeland, Patricia Derwinski, Randy Roberts | 2020-06-02 |