ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,499,721, issued on Dec. 16.

"Testing system for measuring target operational parameters of a motor vehicle" was invented by James Schmitz (Milwaukee) and Jason Horner (Burlington, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pressure measuring device/system that is capable of measuring the pressures of multiple systems in an automobile, including fuel pressure, power steering, engine oil pressure, transmission oil pressure, compression, diesel compression, high pressure oil systems, and diesel fuel pressure, and is capable of displaying and/or recording the measured pressure values. An onboard digital display receives a series of signals from a...