Surprisingly sole-owned Patent Armory Inc. has expanded its first litigation campaign with suits against VOXX (VOXX Electronics) (1:23-cv-01021) in the District of Delaware; Avantax (Monoprice)(6:23-cv-00687) in the Western District of Texas; and Kling & Freitag (2:23-cv-00428), Koninklijke Philips (2:23-cv-00430), and TCL (2:23-cv-00435) in the Eastern District of Texas. The sole patent-in-suit, among nine that have been asserted throughout the campaign, generally relates to a speaker system that can produce “localized regions of sound”. The defendants are accused of infringement through the provision of various audio devices, ranging from soundbars to subwoofers.