Energy Storage Science and Technology ›› 2016, Vol. 5 ›› Issue (3): 388-395.doi: 10.3969/j.issn.2095-4239.2016.03.017

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Report on patenting activity of Li-rich layered oxide cathodes for lithium-ion batteries

WANG Guohua, XIA Yonggao, LIU Zhaoping   

  1. Ningbo Insitute of Industrial Technology, Chinese Academy of Sciences, Ningbo 315201, Zhejiang, China 
  • Received:2016-03-29 Revised:2016-04-07 Online:2016-05-01 Published:2016-05-01

Abstract:

Based on the Derwent Innovations Index database (DII) and Ningbo intellectual property service platform Index database, this report analyzes the background, the annual distribution of applied patents, the life cycles of patents, technical research, main competitive countries and patent applicants, etc.; Relied on this analysis, this report gives an analysis for the arrangement of foreign and domestic applicants and the technical route. Based on these, the report puts forward some suggestions for Science & Technology innovation and provide an objective prospective for industrial developments about Li-rich layered oxide cathodes.

Key words:  Li-rich layered oxide cathodes technology, development trends, patent analysis