ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,949, issued on June 10, was assigned to CASCO PRODUCTS Corp. (Novi, Mich.).
"Large capacitor pre-charge method and circuit" was invented by Charles Weber (Novi, Mich.) and Mikhail Aronson (Novi, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operating a circuit having a capacitor and a load that are connectable to, and disconnetable from, a voltage source by an electronically controllable switch, the method includes charging the capacitor by raising a voltage across the capacitor from an initial voltage value and at a constant rate by controlling the switch to supply current to the capacitor at a constant current supply rate that i...