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Title
Patents.
Abstract
The article offers information on several patents in the elevator industry in the U.S. as of February 2008. These include the U.S. Patent No. 7,302,319 dated November 27, 2007 assigned to Hengning Wu of Reston, Virginia, U.S. Patent No. 7,296,661 dated November 20, 2007 assigned to Davor Petricio Yaksic of Antofagasta, Chile, and U.S. Patent No. 7,299,898 dated November 27, 2007 assigned to Inventio AG of Hergiswill NW, Switzerland by Josef Husmann of Lucerne, Switzerland.