Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8136636 | Elevator hall call system including a programmable adaptable touch screen | Zuhair S. Bahjat, Frank Sansevero, Harry Terry, Richard K. Pulling, Daniel Stillion +2 more | 2012-03-20 |
| 7841452 | Conveyor passenger interface system | Frank Sansevero, Zuhair S. Bahjat, Harry Terry, Richard K. Pulling, Daniel Stillion +2 more | 2010-11-30 |