Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Elevator system using a supercapacitor as a backup power source

Elevator system using a supercapacitor as a backup power source

US Patent 7331426 · Granted Feb 19, 2008

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Conveying system2013
Conveyor system2013
Power supply appliance of a transport system2012
Power control of a transport system2012
Power supply arrangement2012
Power control of transport system2011
Apparatus and method for controlling the motor power2011
Door control safety arrangement for transportation system2011
Energy storage system for elevators2010
Method and system for determining position information of an elevator2010
Motor control for elevator using two control signals2008
Bridge for driving a direct-current or alternating current load2007