ALEXANDRIA, Va., May 12 -- United States Patent no. 12,627,243, issued on May 12, was assigned to SMA Solar Technology AG (Niestetal, Germany).
"Method for operating an inverter, and inverter" was invented by Uwe Stickelmann (Kaufungen, Germany) and Alexander Unru (Baunatal, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure is a method for operating an inverter with a DC input and an AC output. The DC input is connected to a DC source, bridge branches of a bridge circuit are connected to the AC output via power chokes, and the AC output is connected to an AC grid via isolating switches. The method includes opening the isolating switches, and controlling semiconductor switches of at least ...