Japan has notified the World Trade Organization of its intention to join as a third party the United States' complaint against China over alleged theft of intellectual property, a source close to the matter said Friday.If China and the United States approve Japan's participation, Tokyo would be able to express its views in the WTO consultations, the source said.As part of retaliatory measures against China, the Office of the U.S. Trade Representative launched the complaint on March 23, saying China uses discriminatory licensing requirements to compel the transfer of technologies from U.S. c…READ FULL ARTICLE