RAH Color Technologies LLC has sued Samsung (1:17-cv-05430), accusing the company of infringing five patents (7,830,546; 8,279,236; 8,638,340; 9,404,802; 9,516,288) generally related to color reproduction. The accused products include mobile devices with Samsung’s Adaptive Display Technology, which adjusts a display’s color based on ambient light. RAH Color, controlled by named inventor Richard A. Holub, began this campaign back in December 2010; with the addition of the ‘340, ‘802, and ‘288 patents in this latest complaint, the number of asserted patents now stands at 19.