Eric James Enger

Eric James Enger is a seasoned patent litigation attorney at Heim, Payne & Chorush, LLP, where his practice emphasizes complex, multi-patent disputes for high-technology companies across various sectors. His technical focus areas are broad, reflecting an electrical engineering background, and include wireless communication technologies (e.g., Bluetooth, Wi-Fi, eSIM, 5G), graphics processors, microprocessors, software, networking, cache management, and FPGA-based systems. Enger exhibits versatility in his practice, representing both plaintiffs, including patent owners and non-practicing entities (NPEs), and defendants. His caseload statistics indicate an balanced representation of both plaintiff and defendant interests.

Enger has been counsel in several significant patent cases, securing favorable outcomes for his clients. Notable results include jury verdicts of infringement and substantial damages awards for plaintiffs in Rembrandt Wireless LP v. Samsung Electronics Co, Ltd, et al. (Bluetooth technology) and PACT XPP Technologies, AG v. Xilinx, Inc. et al. (FPGA technology). He also played a key role in litigations such as ZiiLabs Inc., Ltd. v. Apple Inc. & Samsung Electronics, et al. (graphics processors), SuperSpeed, LLC. v. IBM Corp. (cache management), Burst.com v. Apple (audio/video transmission), and Saxon Innovations, LLC v. Apple, et al. (microprocessors), which resulted in favorable settlements. More recently, Enger is involved in ongoing litigation on behalf of Network-1 Technologies Inc. against Samsung Electronics Co., Ltd. and Samsung Electronics America, Inc., concerning patents related to eSIM and 5G technologies in mobile devices.

Beyond district court litigation, Enger maintains an active practice in post-grant challenges before the U.S. Patent Trial and Appeal Board (PTAB). He has successfully defended patentability in inter partes review (IPR) proceedings, including a notable instance for Atlas Global Technologies Inc., where the PTAB denied IPR petitions challenging patents related to wireless transmission methods.

Enger is licensed to practice in Texas, admitted to all U.S. District Courts in Texas, and holds a B.S. in Electrical Engineering from the University of Texas and a J.D., cum laude, from the University of Houston Law Center. Prior to his legal career, he worked as an engineer for National Instruments and Dow Corning.