With the analysis among 1,006 patents, we discovered top 422 key players by total patent application. Mitsubishi Heavy Industries, Ltd., Kobe Steel, Ltd., JFE Steel Corp. are dominant in this area. They take 5.86% of the total patent filing.
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 24
Kyoto-fu, Japan
Patent: 18
Tokyo-to, Japan
Patent: 17
Tokyo-to, Japan
Patent: 15
Tokyo-to, Japan
Patent: 15
Tokyo-to, Japan
Patent: 13
Guangdong Fuweide Welding Co. Ltd.
Guangdong Sheng, China
Patent: 13
California, United States
Patent: 12
PETERBOROUGH, United Kingdom
Patent: 12
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With the analysis among related 263 patents applied in the last 5 years. We discover 164 most active companies in this area. The fast-growing Beijing University of Technology, South China University of Technology, Kobe Steel, Ltd. take 8.75% of patent filing during this period.
Beijing University of Technology
Beijing Shi, China
Patent: 11
South China University of Technology
Guangdong Sheng, China
Patent: 7
Hunan Sheng, China
Patent: 5
Guangdong Fuweide Welding Co. Ltd.
Guangdong Sheng, China
Patent: 5
Shanghai University of Engineering Science
Shanghai Shi, China
Patent: 4
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 4
China National Machinery Institute Group Harbin Welding Research Institute Co., Ltd
Heilongjiang Sheng, China
Patent: 4
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 4
China National Petroleum Corp.
Beijing Shi, China
Patent: 4
With the analysis among related 263 patents in last 5 years, we discover 133 new entrants. Hunan University, China National Machinery Institute Group Harbin Welding Research Institute Co., Ltd, SMS group GmbH are the most active new entrants in this area.
Hunan Sheng, China
Patent: 5
China National Machinery Institute Group Harbin Welding Research Institute Co., Ltd
Heilongjiang Sheng, China
Patent: 4
Nordrhein-Westfalen, Germany
Patent: 4
Harbin Institute of Technology (Weihai)
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Patent: 3
China Shipbuilding Industry Corp. No. 725 Research Institute
Huagong Farley Lecce Welding System Engineering Co., Ltd.
Hubei Sheng, China
Patent: 3
CNPC Greatwall Drilling Engineering Co., Ltd.
Beijing Shi, China
Patent: 3
Daqing Xinchen Oilfield Technical Service Co., Ltd.
Heilongjiang Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Xinxiang Chengde Energy Technology Equipment Co., Ltd.
Henan Sheng, China
Patent: 2
With the analysis among 227 patents, we discovered top 57 universities and scientific research institutions by total patent application. Beijing University of Technology, South China University of Technology, Changsha University of Science & Technology are dominant in this area. They take 12.78% of the total patent filing.
Beijing University of Technology
Beijing Shi, China
Patent: 14
South China University of Technology
Guangdong Sheng, China
Patent: 8
Changsha University of Science & Technology
Hunan Sheng, China
Patent: 6
North Carolina, United States
Patent: 5
Nanjing University of Aeronautics & Astronautics
Jiangsu Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 5
Shanghai University of Engineering Science
Shanghai Shi, China
Patent: 5
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 4
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 4
Nanjing University of Science & Technology
Jiangsu Sheng, China
Patent: 4