Intellectual Property Rights is an important international business and legal issues. Two of the most notably international organizations -the ”World Intellectual Property Organization” (WIPO) and its related treaties, and the ”Trade-Related Aspects of Intellectual Property Rights Agreement” (TRIPS) within the framework of ”World Trade Organization” (WTO), is booming in recent years. In Taiwan, with international standards, and with the development of international treaties, also for the intellectual property laws (Patent Law, Trademark Law, Copyright Law, etc.) there are significant changes in recent years, such as patents infringement decriminalization, Internet service provider liability limitations and other legislation. In addition to the provisions of material law above, in order to strengthen the intellectual property cases trial to be professional, our legislation in 2008 set up the Intellectual Property Court, and legislate the Intellectual Property Case Adjudication Act. This article will first briefly introduce domestic and foreign development in the field of intellectual property, and then analyze the recent judicial practice with the important issues in the field of intellectual property in Taiwan.