| 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 |
| 7753175 |
Elevator car having an angled underslung roping arrangement |
Loren Fanion, John Ferrisi, Kevin Gleason, Daniel Greer, Robert Hammell +5 more |
2010-07-13 |
| 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 |