| 我国医药领域专利分布及引用研究 |
| 修订日期：2014-10-30 点此下载全文 |
| 引用本文：许鑫,朱颖婷.我国医药领域专利分布及引用研究[J].医学信息学杂志,2015,36(4):58-63 |
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| 中文摘要:选取2002-2013年间USPTO医药领域的中国专利数据，从引文分析和题录关键词词频统计两个角度入手，分析中国医药领域专利后向引用和前向引用的时间分布、地理分布以及专利权人情况。结果表明我国医药行业与技术领先国家还有一定差距，与美国、加拿大之间的学术交流较多，研发重心在溶解试剂、白细胞计量以及假肢等方面。 |
| 中文关键词:专利计量 后向引用； 前向引用； 引用分析 |
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| Research on Distribution and Citation of Chinese Pharmaceutical Patents |
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| Abstract:The paper collects all Chinese patents of pharmaceutical industry in USPTO during 2002 and 2013.From the view of citations analysis and keywords frequency, it analyzes the time distribution, geographical distribution and the assignees situation of patents' forward citation and backward citation. The results show that the technology in China is still far away from the leading countries. Academic exchanges frequently occur between China and the United States or Canada, Chinese pharmaceutical industry now focuses on the research the method of isolating it from the blood，the measure of leukocytes and graft. |
| keywords:Patent metrics Forward citation Backward citation Citation analysis |
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