ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,439, issued on July 15, was assigned to Prefabricated Design Systems LLC (Los Angeles).

"Modular construction connection mechanism" was invented by Paul Yari (Los Angeles), Hooshang Kaen (Los Angeles), James Kaen (San Diego), Edward Kaen (Los Angeles) and Steven Yari (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for securing modular building units to each other and a method for assembling structures using said method is disclosed. The disclosed system allows for modules to be connected to each other from an external position, without a person having to enter the modules to fasten components internally. The system and method ma...