ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,509, issued on March 17, was assigned to IRP NEXUS GROUP LTD (Nes-Ziona, Israel).
"Synchronized dual active bridge" was invented by Paul Price (Nes-Ziona, Israel) and Shmuel Ben Yaakov (Tel Yitzhak, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system for controlling an electric motor by implementing a synchronized bidirectional rotary dual active bridge, comprising a rotary transformer having a primary side and a secondary side; a first inverter being a first full active bridge, connected between an AC power source and the primary side; a second inverter being a second full active bridge, connected to the secondary side and feeding the l...