ALEXANDRIA, Va., March 17 -- United States Patent no. 12,579,326, issued on March 17, was assigned to VEGA Grieshaber KG (Wolfach, Germany).

"Level sensor for activating and deactivating a safe operating state" was invented by Christian Hoferer (Offenburg, Germany) and Manuel Kaufmann (Berghaupten, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A level sensor configured to activate a safe operating state is provided, including an input Interface configured to receive a first activation command to start a first activation method for activating the safe operating state; and a controller connected to the input interface and being configured to perform the first activation method after receiving the firs...