Patent 11175235 was granted and assigned to Seescan on November, 2021 by the United States Patent and Trademark Office.
In one embodiment, a method for mapping pipes under inspection includes generating, from a video inspection camera inserted into a pipe, one or more images of the interior of the pipe, generating video camera velocity data, and determining, based at least in part on the one or more images and the velocity data, an estimation of the interior size of the pipe.