ALEXANDRIA, Va., April 7 -- United States Patent no. 12,596,862, issued on April 7, was assigned to ANSYS INC. (Canonsburg, Pa.).

"Method and system to implement a composite, multi-domain model for electro-optical modeling and simulation" was invented by Gilles Simon Claude Lamant (Sunnyvale, Calif.), James Frederick Pond (Vancouver, Canada), Jackson Klein (North Vancouver, Canada), Zeqin Lu (Vancouver, Canada) and Ahmadreza Farsaei (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is an improved method, system, and computer program product to implement simulation for photonic devices. A composite, multi-domain simulation model is disclosed, with connected domain-specific representati...