“收益法”是专利资产评估的基本方法之一。本文结合案例分析,阐述了作者对收益法的应用原则及各参数选取方法的理解和看法,希望以此推动专利资产评估的进一步规范化和科学化。 “Income Law ” is one of the basic methods of patent assets assessment. Based on the case analysis, this article expounds the author’s understanding of and opinions on the application principle of income law and the method of choosing each parameter, hoping to further standardize and scientifically evaluate patent assets.