摘要
基于智慧芽专利数据库的齿轨车相关专利数据,一方面,从宏观统计学角度就时间维度及地域维度进行态势分析,阐述了全球齿轨车相关专利技术的发展趋势;另一方面,从专利的技术创新点上对专利进行分类,并针对重点技术进行深度分析,梳理了部分热点方向的技术发展态势。
Based on the rack railway vehicle relevant patent data in PatSnap patent database,on one hand,the status in terms of time dimension and geography dimension is analyzed from the perspective of macro-statistics,and the development trend of global rack railway vehicle relevant patent technology is expounded;on the other hand,the patents are classified according to technical innovation points,and the key technologies are analyzed in depth,the technology development status and trend of some hotspot directions is sorted.
作者
杨姝
王树宾
关春晖
马玄
赖俊科
YANG Shu;WANG Shubin;GUAN Chunhui;MA Xuan;LAI Junke(Science and Technology Management Department,CRRC Changchun Railway Vehicles Co.,Ltd.,130062,Changchun,China;不详)
出处
《城市轨道交通研究》
北大核心
2023年第4期17-21,共5页
Urban Mass Transit
关键词
齿轨车
专利
发展态势
rack railway vehicle
patent
development status and trend
