Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8136636 | Elevator hall call system including a programmable adaptable touch screen | Zuhair S. Bahjat, Frank Sansevero, Richard K. Pulling, Daniel Stillion, Kate Schreiber +2 more | 2012-03-20 | |
| 7841452 | Conveyor passenger interface system | Frank Sansevero, Zuhair S. Bahjat, Richard K. Pulling, Daniel Stillion, Kate Schreiber +2 more | 2010-11-30 | |
| 7784588 | Calls assigned to one of two cars in a hoistway to minimize delay imposed on either car | Cheong SikShin, Theresa M. Christy, Arthur Hsu, Hansoo Shim | 2010-08-31 | $23,833,000 |
| 7753175 | Elevator car having an angled underslung roping arrangement | Loren Fanion, John Ferrisi, Kevin Gleason, Daniel Greer, Robert Hammell +5 more | 2010-07-13 | $15,953,000 |
| 7650967 | Communicating to elevator passengers re car movement to pit or overhead | Cheong SikShin, Theresa M. Christy, Arthur Hsu, Hansoo Shim, Frank Sansevero | 2010-01-26 | $26,206,000 |