With the analysis among 64,923 patents, we discovered top 458 key players by total patent application. Johnson Matthey Plc, Toyota Motor Corp., Panasonic Holdings Corp. are dominant in this area. They take 5.15% of the total patent filing.
With the analysis among related 10,858 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Johnson Matthey Plc, Zhejiang University of Technology, Shin-Etsu Chemical Co., Ltd. take 3.93% of patent filing during this period.
With the analysis among related 10,858 patents in last 5 years, we discover 85 new entrants. Saudi Arabian Oil Co., FAW Jiefang Automotive Co. Ltd., Southern University of Science & Technology are the most active new entrants in this area.
With the analysis among 12,377 patents, we discovered top 343 universities and scientific research institutions by total patent application. Dalian Institute of Chemical Physics Chinese Academy of Sciences, Zhejiang University, Zhejiang University of Technology are dominant in this area. They take 5.88% of the total patent filing.