Photo Credit: Nissan Not even five years since being revealed to the public, one of the most profoundly distinct designs to have emerged for modern auto racing has become the subject of innovation, envy and contention. This month, Don Panoz, CEO of DeltaWing Technology Group and Japanese automaker Nissan have reignited a dispute over the ownership of a breakthrough engineering philosophy for modern automobiles on the race track as well as on the street. When the IndyCar Series welcomed proposals to visions of American open wheel racing for the 2012 season, a jet plane-like concept premiered generating an instant sensation. The radical DeltaWing presented an ultra-aerodynamic shape and lightweight construction boasting high-speed potential with less horsepower. A narrow front wheel track and the lack of downforce enhancing devices such as the conventional rear wing found on most modern race cars created a thought-provoking possibility to IndyCar competition that resulted in b...