ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,905, issued on Dec. 30, was assigned to VOLKSWAGEN AG (Germany).
"Light guide for rotary knob operation device" was invented by Wojciech Huwer (Braunschweig, Germany) and Henning Thiele (Wolfsburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A light guide includes a viewing side, a rear side opposite the viewing side, a plurality of rib elements formed on the rear side and configured to define a light scatter output from the light guide. The light guide is configured to be coupled to a rotary knob operating device, with the rib elements providing a compression fit with the rotary knob operating device."
The patent was filed on June 28, 2...