ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,207,598, issued on Jan. 28.
"System for multi-axis self-climbing tree trimmer" was invented by Mike Van De Mortel (Yorba Linda, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system for multi-axis self-climbing tree trimmer including a self-climbing platform, a motorized carrier, and a trimming portion. The trimming portion includes a base, an actuator with an extendable piston, one or more articulating arms having a curved configuration to receive a tree trunk or to form a central opening to substantially encircle a tree trunk. Each articulating arm includes one or more interchangeable cutting tools for tree trimming and one or more cut depth ...