David Yin is a versatile trial and appellate advocate who represents the world’s leading technology, life sciences, and financial services companies in high-stakes litigation, arbitration and regulatory matters. He focuses his practice on complex litigation regarding intellectual property—including patent infringement, trade secret misappropriation, and licensing disputes. His cases have involved a diverse array of technologies, ranging from wireless communications and computer memory to molecular diagnostics and pulse oximetry. He represents clients in district courts across the country, before the U.S. International Trade Commission, and at the appellate level.

Mr. Yin also maintains an active pro bono practice, including successful representations of voting-rights groups in a case defending the use of ballot drop boxes in Pennsylvania, a reporter in a criminal case involving First Amendment issues, a veteran appealing the denial of service-connected disability benefits, and victims of domestic abuse in matters involving the Hague Convention on Civil Aspects of International Child Abduction.

Professional Activities

Mr. Yin serves as Vice President for Education of the Asian Pacific American Bar Association of the Greater Washington DC Area (APABA-DC), and is a member of the Federal Circuit Bar Association. Previously, he served on the board of directors of the Asian Pacific American Bar Association Educational Fund (AEF) and co-founded the Washington DC chapter of the Rikers Debate Project, through which he taught public speaking and debate classes at a Maryland state prison.

Past Experience

Mr. Yin rejoined the firm after clerking for Judge Timothy B. Dyk of the United States Court of Appeals for the Federal Circuit and while the judge sat by designation on the United States District Court for the District of Delaware.

Mr. Yin was a summer associate at WilmerHale in 2013 and at Dorsey & Whitney LLP in 2012. During law school, he worked as a research assistant to Professor Samuel Estreicher and served as a teaching assistant for Legislation and the Regulatory State. He received the Schulte Roth & Zabel Prize for excellence in employment law.

Mr. Yin previously worked as a clinical research coordinator at Weill Cornell Medical Center, Division of Hematology-Oncology. While in college, Mr. Yin conducted molecular biology, genetics and neuroscience research in the Department of Biological Sciences at Columbia University and at the Harvard-MGH Cutaneous Biology ResearchCenter.


  • Recognized as a "Rising Star" for intellectual property litigation in the 2020-2022 and 2024 editions of Washington DC Super Lawyers
  • Selected for inclusion in Best Lawyers: Ones to Watch for his appellate practice and intellectual property litigation in 2023

Insights & News


  • Education

    • JD, New York University School of Law, 2014

      cum laude Editor-in-Chief, NYU Journal of Intellectual Property and Entertainment Law
    • BA, Biology, Columbia University, 2009

  • Admissions

    • District of Columbia

    • New York

  • Clerkships

    • The Hon. Timothy B. Dyk, US Court of Appeals for the Federal Circuit, 2015 - 2016



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