ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,444,133, issued on Oct. 14, was assigned to Treeswift Inc. (Philadelphia).

"Method for autonomously scanning and constructing a representation of a stand of trees" was invented by Steven Chen (Philadelphia), Elizabeth Hunter (Philadelphia) and Michael Shomin (Philadelphia).

According to the abstract* released by the U.S. Patent & Trademark Office: "One variation of a method includes: accessing a boundary of a stand of trees; defining an array of scan zones within the boundary; accessing a first sequence of images representing treetops in a first scan zone; accessing a second sequence of images representing bases of trees in the first scan zone; accessing a third sequence of images re...