Patent | Date |
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Communication of elevator reassignment information in a group elevator system Grant 8,177,036 - Stanley , et al. May 15, 2 | 2012-05-15 |
Destination entry passenger interface with multiple functions Grant 7,793,762 - Zaharia , et al. September 14, 2 | 2010-09-14 |
Communication of Elevator Reassignment Information In a Group Elevator System App 20090301820 - Stanley; Jannah ;   et al. | 2009-12-10 |
Elevator car position determining system and method using a signal filling technique Grant 7,597,176 - Zaharia October 6, 2 | 2009-10-06 |
Correlating sounds to elevators serving destination floors Grant 7,559,408 - Flynn , et al. July 14, 2 | 2009-07-14 |
Destination Entry Passenger Interface With Multiple Functions App 20090133969 - Zaharia; Vlad ;   et al. | 2009-05-28 |
Automatic destination entry system with override capability Grant 7,353,915 - Zaharia , et al. April 8, 2 | 2008-04-08 |
Destination entry system with delayed elevator car assignment Grant 7,328,775 - Zaharia , et al. February 12, 2 | 2008-02-12 |
Elevator Car Positioning Determining System App 20070227831 - Zaharia; Vlad | 2007-10-04 |
Correlating sounds to elevators serving destination floors App 20070181379 - Flynn; Michael P. ;   et al. | 2007-08-09 |
Tubular linear synchronous motor control for elevator doors Grant 7,202,615 - Morris , et al. April 10, 2 | 2007-04-10 |
Automatic destination entry system with override capability App 20060065490 - Zaharia; Vlad ;   et al. | 2006-03-30 |
Destination entry system with delayed elevator car assignment App 20060065491 - Zaharia; Vlad ;   et al. | 2006-03-30 |
Tubular linear synchronous motor control for elevator doors App 20050205362 - Morris, Nigel Bruce ;   et al. | 2005-09-22 |
Tubular linear synchronous motor control for elevator doors Grant 6,943,508 - Morris , et al. September 13, 2 | 2005-09-13 |
Tubular linear synchronous motor door and encoder-less control App 20040055829 - Morris, Nigel Bruce ;   et al. | 2004-03-25 |
Elevator access security Grant 6,707,374 - Zaharia March 16, 2 | 2004-03-16 |
Elevator brake load weighing system Grant 6,483,047 - Zaharia , et al. November 19, 2 | 2002-11-19 |
Absolute position reference system for an elevator Grant 6,435,315 - Zaharia August 20, 2 | 2002-08-20 |
Absolute position reference system for an elevator App 20020104716 - Zaharia, Vlad | 2002-08-08 |
Strategic placement of an elevator inspection device based upon system and component arrangement arrangement App 20020104715 - Zaharia, Vlad ;   et al. | 2002-08-08 |
Selective, automatic elevator call registering system Grant 6,209,685 - Zaharia , et al. April 3, 2 | 2001-04-03 |
Individual elevator call changing Grant 5,952,626 - Zaharia September 14, 1 | 1999-09-14 |
Linear motor transfer of cab horizontally between elevator and bogey platforms Grant 5,799,755 - Wan , et al. September 1, 1 | 1998-09-01 |
Device for monitoring escalator handrail speed Grant 5,645,156 - Zaharia , et al. July 8, 1 | 1997-07-08 |
Apparatus for detecting an irregularity in the frequency of steps passing a particular point within a passenger conveying device Grant 5,361,887 - Zaharia , et al. November 8, 1 | 1994-11-08 |
Escalator missing step detection Grant 5,316,121 - Zaharia , et al. May 31, 1 | 1994-05-31 |
Fiber optic escalator handrail intrusion detector shield Grant 5,245,315 - Johnson , et al. September 14, 1 | 1993-09-14 |