With the analysis among 824 patents, we discovered top 478 key players by total patent application. Brødrene Hartmann A/S, RUD Ketten Rieger & Dietz GmbH u. Co. KG, Mærsk Olie og Gas A/S are dominant in this area. They take 2.43% of the total patent filing.
Hovedstaden, Denmark
Patent: 7
RUD Ketten Rieger & Dietz GmbH u. Co. KG
Baden-Württemberg, Germany
Patent: 7
Kanagawa-ken, Japan
Patent: 6
3M Innovative Properties Co.
Minnesota, United States
Patent: 4
Chiba-ken, Japan
Patent: 3
Aichi-ken, Japan
Patent: 3
Massachusetts, United States
Patent: 3
Beijing CSR Times Locomotive & Rolling Stock Mech. Co. Ltd.
Beijing Shi, China
Patent: 3
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With the analysis among related 645 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Hohai University, Chengdu University of Technology, Jiangnan University take 2.02% of patent filing during this period.
Jiangsu Sheng, China
Patent: 5
Chengdu University of Technology
Sichuan Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 3
Massachusetts, United States
Patent: 3
Fujian Sheng, China
Patent: 2
Yantai Jielaize Leather Goods Co., Ltd.
Shandong Sheng, China
Patent: 2
Shanghai Construction Materials Engineering Co., Ltd.
Shanghai Shi, China
Patent: 2
Hefei University of Technology
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 2
With the analysis among related 645 patents in last 5 years, we discover 493 new entrants. Hohai University, Chengdu University of Technology, Jiangnan University are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 5
Chengdu University of Technology
Sichuan Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 3
Massachusetts, United States
Patent: 3
Fujian Sheng, China
Patent: 2
Yantai Jielaize Leather Goods Co., Ltd.
Shandong Sheng, China
Patent: 2
Shanghai Construction Materials Engineering Co., Ltd.
Shanghai Shi, China
Patent: 2
Hefei University of Technology
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Tianjin Institute of Water Transport Engineering, Ministry of Transport
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Patent: 2
With the analysis among 135 patents, we discovered top 71 universities and scientific research institutions by total patent application. Chengdu University of Technology, Hohai University, Chang'an University are dominant in this area. They take 10.37% of the total patent filing.
Chengdu University of Technology
Sichuan Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 5
Shaanxi Sheng, China
Patent: 4
Washington, United States
Patent: 3
Hunan Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
Jiangxi Sheng, China
Patent: 2