The Geneva Motor Show this week was riddled with diesel hybrid concepts from several manufacturers including Mercedes-Benz, BMW and Volkswagen. All of those systems seem destined for production in the next couple of years, particularly the VW Golf TDI hybrid. One company that won't be joining that party is Toyota. Speaking to Automotive News at the Geneva Motor Show this week, Toyota President Katsuaki Watanabe said the hybrid pioneer had no plans to introduce any diesel hybrids.