Abstract:Jiangsu Province is a major province in the biomedical industry, the industry-university-research cooperation innovation of its biomedical industry play an important role. This paper analysis the Jiangsu biomedical industry industry-university-research patent cooperation from 2005 to 2019 given the drawn of cooperation net. The evolution characteristics of the industry-university -research patent cooperation network in different periods are analyzed. Results show that the industry-university-research cooperation network shows obvious evolution characteristics at different stages. The universities play an important role in the patent cooperation of the university in the biomedical industry in Jiangsu Province. Some cooperation sub-networks have been formed around universities, and more and more universities have entered the industry-university-research patent cooperation in the biomedical industry, forming a multi-center cooperation network.