David L. Ciesielski is a partner with McDonnell Boehnen Hulbert & Berghoff LLP. Mr. Ciesielski's practice focuses on representing and counseling clients in the electrical, mechanical, electrical-mechanical, telecommunications, and software arts. His experience includes preparing and prosecuting utility and design patent applications in the United States and internationally. Prior to joining MBHB, he worked for twelve years as a systems engineer for Delphi Automotive Systems and four years as an automotive technician at various General Motors dealerships. While with Delphi Automotive Systems, he worked on vehicle electronic modules for the following products and systems: audio systems, antilock brakes, body control modules, engine control modules, entertainment systems, powertrain control modules, supplemental inflatable restraint systems, and telematics systems.