With the analysis among 667 patents, we discovered top 468 key players by total patent application. CCCC Fourth Harbor Engineering Co., Ltd., CCCC Third Harbor Engineering Co., Ltd., Powerchina Chengdu Engineering Corp. Ltd. are dominant in this area. They take 3.00% of the total patent filing.
CCCC Fourth Harbor Engineering Co., Ltd.
Guangdong Sheng, China
Patent: 8
CCCC Third Harbor Engineering Co., Ltd.
Shanghai Shi, China
Patent: 6
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 6
China Railway Second Institute Guiyang Survey and Design Research Institute Co., Ltd.
Guizhou Sheng, China
Patent: 6
CCCC Fourth Aviation Engineering Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 5
Guangzhou Harbor Engineering Quality Inspection Co., Ltd.
Guangdong Sheng, China
Patent: 5
MCC Wuhan Investigation & Research Institute Co., Ltd.
Hubei Sheng, China
Patent: 4
CCCC Second Harbor Engineering Bureau Co. Ltd.
Hubei Sheng, China
Patent: 4
Chinese Metallurgical Group Co., Ltd.
Anhui Sheng, China
Patent: 4
China Railway First Group Co., Ltd.
Shaanxi Sheng, China
Patent: 3
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With the analysis among related 927 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Zhejiang University, Qingdao University of Technology, Tongji University take 3.45% of patent filing during this period.
Zhejiang Sheng, China
Patent: 13
Qingdao University of Technology
Shandong Sheng, China
Patent: 10
Shanghai Shi, China
Patent: 9
Tianjin Shi, China
Patent: 9
CCCC Fourth Harbor Engineering Co., Ltd.
Guangdong Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
CCCC Third Harbor Engineering Co., Ltd.
Shanghai Shi, China
Patent: 6
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 6
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 6
With the analysis among related 927 patents in last 5 years, we discover 485 new entrants. Zhejiang University, Qingdao University of Technology, Tianjin University are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 13
Qingdao University of Technology
Shandong Sheng, China
Patent: 10
Tianjin Shi, China
Patent: 9
CCCC Fourth Harbor Engineering Co., Ltd.
Guangdong Sheng, China
Patent: 8
Zhejiang Sheng, China
Patent: 7
CCCC Third Harbor Engineering Co., Ltd.
Shanghai Shi, China
Patent: 6
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 6
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 6
Jiangxi Sheng, China
Patent: 6
China Railway Second Institute Guiyang Survey and Design Research Institute Co., Ltd.
Guizhou Sheng, China
Patent: 6
With the analysis among 317 patents, we discovered top 109 universities and scientific research institutions by total patent application. Zhejiang University, Tongji University, Hohai University are dominant in this area. They take 11.04% of the total patent filing.
Zhejiang Sheng, China
Patent: 13
Shanghai Shi, China
Patent: 11
Jiangsu Sheng, China
Patent: 11
Qingdao University of Technology
Shandong Sheng, China
Patent: 10
Jiangsu Sheng, China
Patent: 10
Tianjin Shi, China
Patent: 9
Zhejiang Sheng, China
Patent: 7
Henan Sheng, China
Patent: 7
Jiangxi Sheng, China
Patent: 6
Beijing University of Technology
Beijing Shi, China
Patent: 5