ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,717, issued on Sept. 30, was assigned to PsiQuantum Corp. (Palo Alto, Calif.).

"Photon sources with multiple cavities for generation of individual photons" was invented by Damien Bonneau (Bristol, Great Britain), Mark Thompson (Palo Alto, Calif.) and Syrus Ziai (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes receiving input light having an input wavelength in a first optical resonator for causing resonance of the input light in the first optical resonator. The first optical resonator includes a non-linear optical medium. The method also includes converting at least a portion of the input light to a combination of...