ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,552,647, issued on Feb. 17, was assigned to TRACTEL INC. (Norwood, Mass.).

"Hoist apparatus comprising a monitoring device and management system using the hoist apparatus" was invented by Cesar Augusto Moreno Bustamante (Benito Juarez, Mexico) and Arturo Garcia Aguirre (Iztacalco, Mexico).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a hoist apparatus including: an electric motor, and a control box that can be electrically powered by a power supply, the control box including at least an electronic control circuit, an electrical wiring and an external casing forming a box of the control box, the external casing including at least sidewalls a...