Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11104544 | Elevator counterweight signaling system | Steven P. Wurth, Douglas Scott, Terry Rodebaugh | 2021-08-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11104544 | Elevator counterweight signaling system | Steven P. Wurth, Douglas Scott, Terry Rodebaugh | 2021-08-31 |