NGK Spark Plug Co. Ltd. Agrees to Plead Guilty to Price Fixing and Bid Rigging on Automobile Parts Installed in U.S. Cars opencrim March 12, 2017 NGK Spark Plug Co. Ltd. Agrees to Plead Guilty to Price Fixing and Bid Rigging on Automobile Parts Installed in U.S. Cars2017-03-12T06:02:53+00:00 Justice Department {title} {image} {content} Go to Source