摘要
以CNABS数据库和DWPI数据库的检索结果为样本,从专利申请量、申请人、技术分支等方面,对螺纹车刀专利情况进行了全面分析,总结了螺纹车刀发展趋势,为螺纹车刀领域的申请人提供技术参考。
This paper, taking China＇s retrieved results of CNABS database and DWPI database as samples, makes a comprehensive analysis of patents in the field of threading tool from number of patent application,applicant, embranchment of technology, summarizes the development trend of threading tool, provides reference information and suggestions for the applicants in the field of threading tool.
出处
《现代工业经济和信息化》
2016年第1期72-73,84,共3页
Modern Industrial Economy and Informationization
关键词
螺纹车刀
专利
分析
threading tool
patent
analysis
