ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,699, issued on May 19, was assigned to VIRGINIA TECH INTELLECTUAL PROPERTIES INC. (Blacksburg, Va.).

"Magnetic sensing optical fiber with inscribed fiber optic sensors" was invented by Zachary Daniel Hileman (Manchester, N.H.), Daniel Homa (Blacksburg, Va.), Gary Pickrell (Shawsville, Va.) and Eileen Martin (Denver).

According to the abstract* released by the U.S. Patent & Trademark Office: "A magnetic field sensor in the form of a multi-material optical fiber is described. The magnetic sensing optical fiber of the present disclosure can leverage optics and magnetostriction to sense an external magnetic field adjacent to the fiber. The magnetic sensing optical fiber can be customi...