Japan's Panasonic Corp. is the latest Japanese auto parts supplier to be slapped with a heavy fine for charging inflated prices to US-based automakers. According to the US Department of Justice, Panasonic participated in a conspiracy to rig bids for, and to fix, stabilize and maintain the prices of steering wheel switches, turn switches, wiper switches, combination switches and door courtesy switches sold to Toyota Motor Corp. and Toyota Motor Engineering & Manufacturing North America Inc. in the United States and elsewhere. According to the court document, Panasonic and its co-conspirators carried out the conspiracy from at least as early as September 2003 until at least February 2010. The cost of its misdemeanor? A criminal fine of $45.8 million.