Abstract:The paper selects the tatistical data of Gross Domestic Product and patent output in Guangxi between 2003 and 2012, then empirically analyzed the correlation of all kinds of patent output and industry economic growth by grey correlation analysis. The results show that, Patent output has a great influence on economic growth in Guangxi, especially the total number of patent application; different types of patent have very different effects on industry economic growth.;no industries are sitting pretty when three types of patents are considered at the same time. Finally, some countermeasures and suggestions are put forwarded based on the resulted.