ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,931, issued on Nov. 18, was assigned to Logitech Europe S.A. (Lausanne, Switzerland).

"Operating system level dynamic lighting control" was invented by Adam Michael Schmackpfeffer (Buda, Texas), Andrew Douglas Coonrad (Santa Cruz, Calif.), Jules Antoine Moretti (Los Angeles) and Christopher Ian Hughes (Oakland, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for device lighting control are disclosed. These techniques include obtaining exclusive access to a device driver for a dynamic lighting device and instructing the device driver to create a virtual device instance for the dynamic lighting device. The techniques further include c...