Abstract This paper discusses the three kinds of patent strategy of enterprises based on ex-post rewards theory: i) enterprises apply patent after completing a invention in order to get technology monopoly and monopoly profits; ii) enterprises execute ex-post rewards policy to compensate inventions profit due to no patent application;iii) based on applying patent and ex-post rewards, it use the case about China Environmental Project Tech Inc charging HuaYang company and Japan Fuji water corporation infringement to analyze relation and difference between the ex-post rewards policy and patent protection. This paper finally concludes with suitable enterprise patent strategy.
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Received: 19 February 2012
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