In 2009, the number of patent applications filed by foreign companies in China ranked first.
Sony. Sony is a world-renowned Japanese large-scale comprehensive multinational enterprise group. In 2009, the number of enterprises applying for patents in China ranked first. Headquartered in Gangnan 1-7- 1, Tokyo, Japan, it is a pioneer in the fields of global audio-visual, electronic games, communication products and information technology, a pioneer in global portable digital products, one of the most representative manufacturers of digital products in Japan, one of the largest music companies in the world, one of the three giants of global console games and one of the six major film companies in Hollywood, USA.