ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,727,927, issued on Sept. 8.

"Tool for the manipulation of fastening devices" was invented by William R Krause (Charlottesville, Va.) and Daniel W Christensen (Amherst, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for manipulating a rotational device using a flexible guide rod with an external rod feature along its length to engage a rotational device with a complementary interior channel feature along its length. A driver having a handle and coupling element is coupled to the rotational device while the flexible guide rod extends from the handle, through the coupling element, and into the interior channel of the rotational device in order...