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Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US425882927 Jul 197931 Mar 1981Westinghouse Electric Corp.Elevator system
US445296529 Jul 19835 Jun 1984The Goodyear Tire & Rubber CompanyRandom elastomeric copolyesters
US516271116 Nov 199010 Nov 1992Inventio AGElevator door control responsive to obstructions
US522955831 Oct 199020 Jul 1993Kone Elevator GmbHControl of an elevator hoisting motor during under voltage conditions in the main power source
US523514327 Nov 199110 Aug 1993Otis Elevator CompanyElevator system having dynamically variable door dwell time based upon average waiting time
US524114117 Sep 199031 Aug 1993Otis Elevator CompanyElevator profile selection based on absence or presence of passengers
US526675710 Feb 199330 Nov 1993Otis Elevator CompanyElevator motion profile selection
US529097612 Apr 19901 Mar 1994Otis Elevator CompanyAutomatic selection of different motion profile parameters based on average waiting time
US52986958 Feb 199329 Mar 1994Otis Elevator CompanyElevator system with varying motion profiles and parameters based on crowd related predictions
US531711427 Nov 199131 May 1994Otis Elevator CompanyElevator system having dynamic sector assignments
US532907624 Jul 199212 Jul 1994Otis Elevator CompanyElevator car dispatcher having artificially intelligent supervisor for crowds
US53450498 Oct 19936 Sep 1994Otis Elevator CompanyElevator system having improved crowd service based on empty car assignment
US538974924 Jun 199214 Feb 1995Hitachi, Ltd.
Hitachi Building Systems Engineering And Service Co., Ltd.
Elevator system
US589219012 Oct 19936 Apr 1999Hitachi, Ltd.Method and system of controlling elevators and method and apparatus of inputting requests to the control system
US619966721 Dec 199813 Mar 2001Inventio AGMethod and apparatus for operating an elevator drive in different performance modes
US70327157 Jul 200325 Apr 2006Thyssen Elevator Capital Corp.Methods and apparatus for assigning elevator hall calls to minimize energy use
US741605727 Dec 200426 Aug 2008Inventio AGMethod and apparatus for energy-saving elevator control
US774011230 Sep 200522 Jun 2010Mitsubishi Electric CorporationElevator operation control device for selecting an operation control profile
US782370530 Sep 20052 Nov 2010Mitsubishi Electric CorporationElevator apparatus control by measuring changes in a physical quantity other than temperature