This paper studies preliminarily the patent alliance represented by the USA and the patent strategy alliance in Taiwan area, and combining with the status quo in the Mainland China, analyzes its referential value so as to research into its application in Mainland China.

An Inquiry into the Effect of Strategic Alliance on Cumulative Abnormal Return Regression Analysis;

Focused on agricultural products production-selling in agriculture industrialization, which is vertically integrated to optimize agricultural product supply chain with electronic commerce, this paper horizontally builds strategic alliance.

By having an analysis on the causes for the formation of strategic alliance,the selection and safeguarding of the targets for alliance,as well as the evaluation of effects brought by strategic alliance,the article points out that strategic alliance has practical and directive significance for the improvements of our national enterprises abilities in competition.

The performance index and the factors influencing the performance of strategic alliances were studied.

The traits of this mode includes persistent technique innovation,widening marketing channel,building strategy union,organizational changing.

On the establishment of patent pool in China's tobacco industry;

The successful practice of patent pool operation on the technological standard by foreign euterprises and its enlightenment;

A research of patent alliance member's patent licensing decision