The system was pioneered by Bicycle Tree International, headquartered in Geneva, Switzerland, a company which has however since ceased operations. JFE Engineering in Japan produce a system called Cycle Tree; the installation at Kasai Station Bicycle Parking Lot in Tokyo has space for 6,480 bicycles, the largest underground mechanical bicycle parking system in the world.
This pioneering system was created by Bicycle Tree International, based in Geneva, Switzerland, which unfortunately has since ceased operations. JFE Engineering in Japan also produces a comparable system called Cycle Tree; the largest underground bike parking facility in Tokyo can hold 6,480 bicycles.