摘要
介绍了专利信息分析的几种方法,阐述了基于引文的专利信息分析指标,包括专利数量、影响指数、技术独立性、科学连接、专利内容地图、时间内容地图和引文网络等,指出在SCI引文中,化工专利占到53%,分子生物学和微生物学是专利引文的核心,是引文网络中最重要的技术领域。
This paper introduces several methods for analyzing the patent information, expounds some indexes of the patent information analysis based on the citation including the patent number, impact index, technological independence, scientific linkage, patent content map, time content map, and citation network, etc., and points out that in the SCI citations, the patents of the chemical industry account for 53%, the molecular biology and the microbiology, which are the cores of the patent citations, are the most important fields in the citation network.
出处
《科技情报开发与经济》
2007年第11期131-132,138,共3页
Sci-Tech Information Development & Economy
关键词
专利信息
信息分析
专利引文
引文网络
化工领域
patent information
information analysis
patent citation
citation network
chemical field