ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,180, issued on Feb. 10, was assigned to MITUTOYO Corp. (Kanagawa, Japan).
"Hole diameter measuring device" was invented by Michael Nahum (Seattle) and Travis Matthew Eiles (Bothell, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system for measuring a hole includes a hole measuring device, processor(s) and a memory. The hole measuring device includes an end portion and an imaging portion. The end portion is configured to be inserted in a hole and includes at least first and second outer contact surface portions configured to be biased against the inner surface of the hole such that a contact distance between the first and second outer contac...