ALEXANDRIA, Va., July 9 -- United States Patent no. 12,356,148, issued on July 8, was assigned to Eargo Inc. (San Jose, Calif.).

"Acoustics fixture for manual or automated testing and/or calibration of hearing devices" was invented by Hardik Ruparel (Milpitas, Calif.), Dominick Piccininni (Sonora, Calif.), Anthony Dinh (San Jose, Calif.) and Iain Butler (Pleasant Hill, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fixture assembly can be used for testing and calibrating hearing devices in a fast, reliable and repeatable manner. The fixture assembly includes a support frame that supports an arm assembly with a holder to hold acoustics coupler(s) and hearing device for the purpose of acoustic testing...