Electronic Ballast Circuit and Method for Detecting Removal of Parallel Connected Lamp Filaments in Low Level Dimming

11.12.13

U.S. Patent No. 8,581,497 entitled “Electronic Ballast Circuit and Method for Detecting Removal of Parallel Connected Lamp Filaments in Low Level Dimming” issued November 12, 2013 to Universal Lighting Technologies, Inc. of Nashville, TN.