Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8500525 | Elevator ceiling ventilation cavity | Daniel G. Opoku, Wenlong Li, Goldino Alves, Vijay Jayachandran | 2013-08-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8500525 | Elevator ceiling ventilation cavity | Daniel G. Opoku, Wenlong Li, Goldino Alves, Vijay Jayachandran | 2013-08-06 |