| 8177036 |
Communication of elevator reassignment information in a group elevator system |
Jannah A. Stanley, Paul A. Stranieri, Richard K. Pulling, Daniel S. Williams, Richard J. Mangini +1 more |
2012-05-15 |
| 7793762 |
Destination entry passenger interface with multiple functions |
Michael P. Flynn, Christopher Pietrzykowski |
2010-09-14 |
| 7597176 |
Elevator car position determining system and method using a signal filling technique |
— |
2009-10-06 |
| 7559408 |
Correlating sounds to elevators serving destination floors |
Michael P. Flynn |
2009-07-14 |
| 7353915 |
Automatic destination entry system with override capability |
Wade A. Montague, Richard J. Mangini, Gary Meguerdichian, Richard K. Pulling, Paul A. Stranieri |
2008-04-08 |
| 7328775 |
Destination entry system with delayed elevator car assignment |
Theresa M. Christy, Richard J. Mangini, Jannah A. Stanley, Paul A. Stranieri, Wade A. Montague |
2008-02-12 |
| 7202615 |
Tubular linear synchronous motor control for elevator doors |
Nigel Morris, Christophe Durand, Levent Gosterisli, Thomas He, Pascal Rebillard |
2007-04-10 |
| 6943508 |
Tubular linear synchronous motor control for elevator doors |
Nigel Morris, Christophe Durand, Levent Gosterisli, Thomas He, Pascal Rebillard |
2005-09-13 |
| 6707374 |
Elevator access security |
— |
2004-03-16 |
| 6483047 |
Elevator brake load weighing system |
Nigel Morris |
2002-11-19 |
| 6435315 |
Absolute position reference system for an elevator |
— |
2002-08-20 |
| 6209685 |
Selective, automatic elevator call registering system |
Paul A. Stranieri |
2001-04-03 |
| 5952626 |
Individual elevator call changing |
— |
1999-09-14 |
| 5886497 |
Control arrangement for escalator or moving walk |
— |
1999-03-23 |
| 5799755 |
Linear motor transfer of cab horizontally between elevator and bogey platforms |
Samuel C. Wan, Richard W. Calcasola, Jack M. Thompson, Jr., Anthony Cooney, Terry M. Robar +4 more |
1998-09-01 |
| 5708416 |
Wireless detection or control arrangement for escalator or moving walk |
James A. Rivera |
1998-01-13 |
| 5645156 |
Device for monitoring escalator handrail speed |
Denis Cho |
1997-07-08 |
| 5601178 |
Detection of escalator safety circuit component operability |
John Joseph Faup |
1997-02-11 |
| 5361887 |
Apparatus for detecting an irregularity in the frequency of steps passing a particular point within a passenger conveying device |
Arthur McClement |
1994-11-08 |
| 5316121 |
Escalator missing step detection |
Gerald E. Johnson |
1994-05-31 |
| 5295567 |
System for emergency stopping of escalator handrail |
Gerald E. Johnson |
1994-03-22 |
| 5245315 |
Fiber optic escalator handrail intrusion detector shield |
Gerald E. Johnson |
1993-09-14 |
| 5186300 |
Starting circuit and method for escalators and moving walks |
— |
1993-02-16 |