With the analysis among 4,423 patents, we discovered top 449 key players by total patent application. Elkem ASA, Union Carbide Corp., NIPPON STEEL Stainless Steel Corp. are dominant in this area. They take 6.78% of the total patent filing.
With the analysis among related 1,285 patents applied in the last 5 years. We discover 206 most active companies in this area. The fast-growing Elkem ASA, Central South University, China Shipbuilding Industry Corp. No. 725 Research Institute take 9.81% of patent filing during this period.
With the analysis among related 1,285 patents in last 5 years, we discover 106 new entrants. Jiangsu Shagang Group Co., Ltd., Harbin Boshi Automation Co., Ltd., Zacco Norway AS are the most active new entrants in this area.
With the analysis among 884 patents, we discovered top 118 universities and scientific research institutions by total patent application. Beijing University of Technology, University of Science & Technology Beijing, Central South University are dominant in this area. They take 13.80% of the total patent filing.