Over the past 25 years, David has handled a variety of commercial cases in federal and state courts across the country with an emphasis on intellectual property and insurance recovery matters. He has tried patent cases for leading companies in the fields of healthcare, computer science and pharmaceuticals, and has also handled copyright infringement and privacy rights cases for international companies and entertainment figures. His most recent insurance recovery experience includes pursuing claims arising out of the 2011 tsunami tragedy in Japan. He has also represented clients on recovery matters in the financial services and accounting industries.
In the regulatory field, David has handled matters involving the Environmental Protection Agency and the Federal Energy Regulatory Commission, including the trial of a Clean Air Act case concerning an oil refinery. One of his most significant matters was developing the environmental plan for the disposal of the U.S. Army’s unitary chemical weapons stockpile, including the shipment of weapons from Germany to a disposal facility on Johnston Atoll, and then successfully defending that plan in federal court.
In the criminal field, David has represented clients in sensitive investigations involving allegations of political corruption as well as Medicare fraud. As an assistant U.S. attorney, David tried a variety of criminal cases to verdict, ranging from tax fraud to methamphetamine trafficking.
David has been appointed by judges in the Eastern and Western Districts of Wisconsin to assist the court by representing indigent parties on a pro bono basis. He was also recognized by the U.S. Attorney General for his work in asserting civil rights claims against entities for discrimination on the basis of HIV status. He is an adjunct professor at the University of Wisconsin Law School, where he teaches in the LL.M. program, and he is active in the Wisconsin branch of the Employer Support of the Guard/Reserve program, which assists service members with civilian employment issues.