ALEXANDRIA, Va., June 19 -- United States Patent no. 12,333,275, issued on June 17, was assigned to University of Massachusetts (Westborough, Mass.).

"True random number generator (TRNG) circuit using a diffusive memristor" was invented by Jianhua Yang (Hadley, Mass.), Qiangfei Xia (Amherst, Mass.) and Hao Jiang (Sunderland, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A true random number generator device based on a diffusive memristor is disclosed. The random number generator device includes a diffusive memristor driven by a pulse generator circuit. The diffusive memristor produces a stochastically switched output signal. A comparator circuit receives the stochastically switched output signal from ...