Analysis of the BEV Technology Progress of America, Europe, Japan and Korea Based on Patent Map

3rd International Conference on Advances in Energy Resources and Environment Engineering

能源学;生态环境科学

Yurong, Huang^1 ; Yuanyuan, Hou^1 ; Jingyan, Zhou^1 ; Ru, Liu^1

Beijing Institute of Science and Technology Information, Beijing

100044, China^1

关键词: Patent applications;    Patent information;    Patent map;    Technology progress;   

Others  :  https://iopscience.iop.org/article/10.1088/1755-1315/113/1/012027/pdf
DOI  :  10.1088/1755-1315/113/1/012027

学科分类：环境科学（综合）

来源: IOP

【 摘 要 】

The paper analyzed the Battery Electric Vehicle patent application trend, major country distribution, main technology layout and patentee of America, Europe, Japan and Korea based on patent information from 2006 to 2016 by using patent map method, and visualized the Battery Electric Vehicle technology progress conditions of the four countries and regions in the last decade.