With the analysis among 84,469 patents, we discovered top 463 key players by total patent application. LG Chem Ltd., Robert Bosch GmbH, Robert Bosch Corp. are dominant in this area. They take 4.59% of the total patent filing.
With the analysis among related 30,753 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Ningde Amperex Technology Ltd., Contemporary Amperex Technology Co., Ltd., LG Chem Ltd. take 4.75% of patent filing during this period.
With the analysis among 30,386 patents, we discovered top 383 universities and scientific research institutions by total patent application. Zhejiang University, Massachusetts Institute of Technology, Central South University are dominant in this area. They take 4.97% of the total patent filing.