ALEXANDRIA, Va., July 9 -- United States Patent no. 12,354,795, issued on July 8, was assigned to TYCO FIRE & SECURITY GMBH (Neuhausen am Rheinfall, Switzerland).

"Solenoid systems and methods for achieving lower cost" was invented by Christopher Brophy (Cedarburg, Wis.), Jason Raasch (Cedarburg, Wis.) and Kevin Dixon (Milwaukee).

According to the abstract* released by the U.S. Patent & Trademark Office: "An actuator includes a solenoid including a coil and a plunger, a switch circuit coupled to the coil, and a control circuit coupled to the switch circuit. The control circuit is configured to receive a feedback signal representative of a plunger position. The control circuit is also configured to provide power to the solenoid via the swi...