With the analysis among 15,876 patents, we discovered top 451 key players by total patent application. Panasonic Holdings Corp., Matsushita Electronics Corp., JX Nippon Mining & Metals Corp. are dominant in this area. They take 4.57% of the total patent filing.
With the analysis among related 5,635 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Central South University, South China University of Technology, Zhejiang University take 3.27% of patent filing during this period.
With the analysis among related 5,635 patents in last 5 years, we discover 159 new entrants. Guilin University of Technology, Nanyang Technological University, Svolt Energy Technology Co. Ltd. are the most active new entrants in this area.
With the analysis among 4,464 patents, we discovered top 347 universities and scientific research institutions by total patent application. Central South University, Zhejiang University, South China University of Technology are dominant in this area. They take 6.07% of the total patent filing.