Nippon Steel Corp. said Thursday it has filed lawsuits against Toyota Motor Corp. and Chinese steelmaker Baoshan Iron & Steel Co. alleging infringement of a patent for production technology related to a key device for electrified vehicles, in a rare legal battle between a Japanese steelmaker and one of its major customers.The steelmaker said it is seeking damages of 20 billion yen ($176 million) from each company and has also asked the Tokyo District Court for an injunction prohibiting Toyota from manufacturing and selling in Japan electrified vehicles equipped with motors using non-oriente…READ FULL ARTICLE