Focusing on the relationship of Intellectual Property Protection and the economic growth in the technological leading countries and the tech-following countries, this article constructs the long run model on the IP data and economic data from 1990 to 2013. Following the endogenous economic growth theory which is including the IP factor, taking the FDI, innovation and imitation as endogenous factor, and using the recent patent family data which is published by WIPO, the article analyzes the panel data from multiple countries which are grouped as tech-leader and tech-follower. The results of these analyses give explanation about the recent trend of globe Intellectual Property protection in reality, at the same time, some suggestions on Intellectual Property policy especially for China are presented.