ALEXANDRIA, Va., July 30 -- United States Patent no. 12,372,478, issued on July 29, was assigned to SeeScan Inc. (San Diego).

"Pipe inspection and cleaning apparatus and systems" was invented by Mark S. Olsson (La Jolla, Calif.), Eric M. Chapman (Lake Tapps, Wash.), Justin W. Taylor (Bend, Ore.) and Matthew J. Thompson (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Pipe inspection systems including a push-cable, jetter, and camera assembly are disclosed. A jetter nozzle may be configured to spin and/or propel the camera head within a pipe or other cavity. A cutter line may be attached to the camera head to clean obstructions. A sonde may be coupled to a camera head to generate magnetic fiel...