B66B 1/02

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2024/0383,724 ELEVATOR SYSTEM WITH BRAKE FAILURE RESPONSESMay 16, 23Nov 21, 24Not available
2012/0312,186 METHODS AND SYSTEMS FOR MULTI-DIMENSIONAL MOTIONJun 08, 11Dec 13, 12Not available
2011/0247,901 ACCESS CONTROL SYSTEM AND ACCESS CONTROL METHOD FOR A PEOPLE CONVEYOR CONTROL SYSTEMDec 18, 08Oct 13, 11OTIS ELEVATOR COMPANY
2010/0267,322 ELEVATOR AIR PRESSURE CONTROL DEVICENov 09, 07Oct 21, 10MITSUBISHI ELECTRIC CORPORATION
2008/0011,556 Elevator door operator and interlock arrangementNov 04, 03Jan 17, 08OTIS ELEVATOR COMPANY
2007/0205,058 Elevator inspection systemMar 31, 04Sep 06, 07OTIS ELEVATOR COMPANY
2005/0103,576 Method and device for a liftOct 27, 04May 19, 05Alimak AB
2004/0055,828 Elevators equipped with emergency medical devicesMar 20, 03Mar 25, 04PHYSIO-CONTROL, INC.
2003/0155,186 Emergency drive for an elevatorFeb 11, 03Aug 21, 03INVENTIO AG
2003/0094,332 HOISTWAY ACCESS DETECTION SYSTEMNov 16, 01May 22, 03OTIS ELEVATOR COMPANY
2002/0100,645 Method and equipment for the evacuation of lift passengersJan 10, 02Aug 01, 02INVENTIO AG