ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,905, issued on Nov. 11, was assigned to QUEST INTEGRITY USA LLC (Houston).

"In-line inspection and crack detection" was invented by Petrus Wilem Van Andel (Zevenaar, Netherlands), Robert Victor De Lorenzo (Seattle) and Paul Manzak (Stafford, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A technique facilitates in-service inspection of a variety of assets while in the field. The system and technique may be used for the in-service inspection of various tubular elements, such as deep-water oil and gas risers and flow lines. This approach enables a rapid and reliable inspection for cracks or other defects in assets after those assets have become ...