Inventor-controlled Implicit, LLC has initiated its third litigation campaign asserting patents with Edward Balassanian identified as a named inventor, here two patents (7,391,791; 8,942,252) not previously seen in litigation. The patents generally relate to synchronizing content between multiple devices (“master” and “slave” devices) on a network, and Implicit has accused D&M Holdings (Denon Electronics) (1:17-cv-00258) and Sonos (1:17-cv-00259) of infringement through the manufacture and sale of their in-home audio systems (HEOS and Sonos systems, respectively).