With the analysis among 161 patents, we discovered top 44 key players by total patent application. Sulzer Metco, Inc., Perkin Elmer YH, Air Products & Chemicals, Inc. are dominant in this area. They take 16.15% of the total patent filing.
Alberta, Canada
Patent: 17
Pennsylvania, United States
Patent: 4
Fukushima-ken, Japan
Patent: 4
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With the analysis among related 28 patents applied in the last 5 years. We discover 10 most active companies in this area. The fast-growing Sefmat SAS, Jingshan Winglong Cast Steel Co., Ltd., Tata Steel Ltd. take 14.29% of patent filing during this period.
Hubei Sheng, China
Patent: 1
Maharashtra, India
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Xiangshui Fuxing Concrete Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
With the analysis among related 28 patents in last 5 years, we discover 9 new entrants. Sefmat SAS, Jingshan Winglong Cast Steel Co., Ltd., Tata Steel Ltd. are the most active new entrants in this area.
Hubei Sheng, China
Patent: 1
Maharashtra, India
Patent: 1
Jiangsu Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Xiangshui Fuxing Concrete Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
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