ALEXANDRIA, Va., March 17 -- United States Patent no. 12,580,419, issued on March 17, was assigned to NuCurrent Inc. (Chicago).

"Wireless power transmitters for transmitting power at extended separation distances with magnetic connectors" was invented by Md Nazmul Alam (Glendale Heights, Ill.) and Jason Luzinski (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power transmitter is configured for transmission of wireless power, to a wireless receiver, at extended ranges, including a separation gap greater than 8 millimeters (mm). The power transmitter further includes a coil configured to transmit the power signal to a power receiver, the coil formed of wound Litz wire and including at least one laye...