ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,624, issued on Dec. 9, was assigned to Baker Hughes Holdings LLC (Houston).

"Industrial borescope system with adjustable stiffness insertion tube" was invented by Andrew Tang (Camillus, N.Y.), Kevin Coombs (Syracuse, N.Y.) and Brian Mittelstaedt (Fayetteville, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inspection tube for non-destructive inspection including at least one variable stiffness section extending along a longitudinal axis between a proximal end and a distal end of the inspection tube, at least one stiff section, and a tensioning element. The at least one variable stiffness section can include a first end, a second end, and a pl...