With the analysis among 21,215 patents, we discovered top 450 key players by total patent application. Sumitomo Electric Industries Ltd., Sumitomo Electric, General Electric Co. are dominant in this area. They take 10.75% of the total patent filing.
With the analysis among related 5,837 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Sumitomo Electric Hardmetal Corp., Sumitomo Electric, Sumitomo Electric Industries Ltd. take 7.92% of patent filing during this period.
With the analysis among related 5,837 patents in last 5 years, we discover 195 new entrants. Yancheng Teachers University, Southern University of Science & Technology, Suzhou Taihu Electric Advanced Material Co., Ltd. are the most active new entrants in this area.
With the analysis among 3,539 patents, we discovered top 334 universities and scientific research institutions by total patent application. Harbin Institute of Technology, Jilin University, Korea Institute of Science & Technology are dominant in this area. They take 7.66% of the total patent filing.