Michael Heim

Michael Heim is a founding partner and managing director at Heim, Payne & Chorush LLP, specializing in intellectual property litigation and antitrust lawsuits involving intellectual property. His practice encompasses a wide array of technologies, including microprocessors, computer architecture, memory control systems, cellular telephone and data transmission systems, on-line gaming systems, database caching software, logging-while-drilling systems, wireless communications (e.g., Wi-Fi 6 and Bluetooth), and antenna technology. With a background as a patent examiner at the U.S. Patent and Trademark Office, where he focused on electrical communications and computer software and hardware, Mr. Heim possesses strong technical acumen in these areas.

Throughout his career, Mr. Heim has demonstrated a preference for representing plaintiffs in patent infringement actions, though his firm's profile indicates he also represents defendants. His tracked appearances predominantly show plaintiff-side representation, including significant roles as lead counsel. He has secured favorable verdicts and settlements in federal district courts across the United States.

Notable cases include his lead counsel role for Atlas Global Technologies LLC, which resulted in a $37.5 million patent infringement verdict against TP-Link Corporation Limited for infringement of Wi-Fi 6 technology patents. He also represented VB Assets, LLC as plaintiff in its case against General Motors Holdings LLC. Separately, Mr. Heim represented VB Assets, LLC in a case against Amazon, which resulted in a $46.7 million jury verdict for willful infringement of four patents related to speech recognition and natural language processing technology used in Amazon's Alexa products. Additionally, he served as counsel for HBCU Messaging US LP in its ongoing patent infringement litigation against Apple, Inc., concerning mobile messaging technology. His work further includes successful class action antitrust lawsuits against pharmaceutical companies accused of misusing patent laws.

Mr. Heim is an active practitioner before the Patent Trial and Appeal Board (PTAB), where he is a registered practitioner. He has been recognized as a "Top 10 Best Performing Attorney" and "Top 50 Most Active Attorney" in the 2026 Patexia PTAB Intelligence Report. He is admitted to practice before the U.S. Court of Appeals for the Federal Circuit, the U.S. Patent and Trademark Office, the U.S. Court of Appeals for the Fifth Circuit, and all Texas federal district courts. He earned his Bachelor of Science in Electrical Engineering from the University of Missouri and his Juris Doctor from The George Washington University Law School, both with honors.