ALEXANDRIA, Va., June 19 -- United States Patent no. 12,334,830, issued on June 17, was assigned to Apple Inc. (Cupertino, Calif.).

"Multi-phase cascaded bridge for DC/DC, AC/DC, and DC/AC applications" was invented by Anish Prasai (Santa Clara, Calif.), Ashish K Sahoo (San Jose, Calif.), Brandon Pierquet (San Francisco) and Jie Lu (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An isolated switching converter can include an inverting bridge, a transformer, a rectifying bridge, and control circuitry. The inverting bridge can receive an input voltage and deliver an output voltage to the transformer primary windings. The inverting bridge can include a plurality of half bridges cascaded across ...