基于专利分析的我国电动汽车电池技术发展趋势研究

Electric vehicle Battery Technology Development Trend in China Based on Patent Analysis

摘要:

本文以电动汽车电池技术专利的申请数据为基础,从专利所有地、专利类型、专利所有者等方面进行了分析。研究结果表明：(1)目前国内的电池技术还处于基础创新初期；(2)锂离子电池性能优良,是目前电动汽车主流的电池技术,也是未来主要的发展方向；(3)结合国内的新能源汽车政策以及专利的申请时间序列,发现政策出台对技术的创新推动有很大的影响。

关键词:电动汽车;电池技术;专利分析

Abstract:

Based on electric vehicle battery technology patent application data, this paper analyzes the patent distribution across provinces, patent type, and patent ownership. The results indicate that: (1) current battery technology is still in the early stage of technological innovation by classification study; (2) lithium-ion batteries will become the mainstream and future direction of the electric vehicle battery technology because of good performance; (3) Policies have a great influence to promote technological innovation.

Key words:electric vehicle; battery technology; patent analysis