Lionel is a patent litigator with experience in almost 200 patent cases. His practice focuses on patent trial litigation and on creating and managing large patent portfolios, and he has managed or served as first chair in numerous district court litigations, including more than 60 cases in the E.D. Texas, almost a dozen patent infringement cases and/or matters under Section 1498(a) in the U.S. Court of Federal Claims, more than a dozen disputes under Section 337 before the U.S. International Trade Commission (ITC), and arbitrations.