ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,681, issued on Oct. 28, was assigned to CANON K.K. (Tokyo).
"Switching power supply including heat sink" was invented by Nobuyuki Uchiyama (Shizuoka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A switching power supply apparatus includes a printed substrate, a transformer, a primary-side circuit, a secondary-side circuit, and some components. A semiconductor element is mounted on the printed substrate. A heat sink includes a connection portion and dissipates heat generated in the semiconductor element. The connection portion is connected to the printed substrate by soldering. A conductive pattern is formed on the printed substrate. An induc...