Display Technologies, LLC, an entity associated with prolific inventor and frequent plaintiff Leigh M. Rothschild, has sued Ford (6:22-cv-00515) and Nissan (6:22-cv-00516) in the Western District of Texas and Rossmax (3:22-cv-00772) in the Southern District of California over the support of wireless connectivity in certain automobile infotainment systems (Ford and Nissan) and blood pressure monitor systems (Rossmax). A single patent generally related to transferring media files wirelessly between devices is asserted. Since launching its sole litigation campaign in 2015, Display Technologies has sued over 70 defendants and asserted two patents (both naming Rothschild as its inventor).