ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,249, issued on Oct. 21, was assigned to Kone Corp. (Helsinki).
"Method for constructing elevator and such elevator" was invented by Aki Haikonen (Helsinki), Anssi Venho (Helsinki), Mika Ijas (Helsinki), Kai Prusti (Helsinki), Jukka Laitinen (Helsinki) and Tarvo Viita-Aho (Helsinki).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for constructing an elevator, comprising piling plurality of prefabricated modules on top of each other, such that the hoistway spaces of the prefabricated modules are vertically aligned forming a continuous vertically elongated hoistway where the elevator car and the counterweight can be fitt...