ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,555, issued on March 18, was assigned to CTC Global Corp. (Irvine, Calif.).

"Systems, methods and tools for the interrogation of composite strength members" was invented by Xiaoyuan Dong (Johns Creek, Ga.), William Webb (Laguna Niguel, Calif.), Christopher Wong (Santa Ana, Calif.) and Ian Pilling (Rancho Santa Margarita, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods and tools for the interrogation of fiber-reinforced composite strength members to assess the structural integrity of the strength members. The systems and methods utilize the transmission of light through optical fibers that are embedded along the length of the ...