ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,103, issued on Feb. 17, was assigned to AutoNetworks Technologies Ltd. (Yokkaichi, Japan), Sumitomo Wiring Systems Ltd. (Yokkaichi, Japan) and Sumitomo Electric Industries Ltd. (Osaka, Japan).

"Conversion device" was invented by Takafumi Kawakami (Yokkaichi, Japan) and Masayoshi Hirota (Yokkaichi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In a conversion device, a second conversion circuit may be connected to a second coil of a transformer to perform bidirectional power conversion. Another second conversion circuit may be connected to a second coil of another transformer to perform bidirectional power conversion. A third conversion circui...