With the analysis among 103 patents, we discovered top 52 key players by total patent application. Kankyo Kogaku Co. Ltd., Maeda Kosen Co., Ltd., C.I. Takiron Corp. are dominant in this area. They take 28.16% of the total patent filing.
Soletanche Freyssinet SAS
Preussag Wasser und Rohrtechnik Gmbh
Ashimori Industry Co., Ltd.
Sumitomo Osaka Cement Co., Ltd.
Nittoc Construction Co., Ltd.
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With the analysis among related 18 patents applied in the last 5 years. We discover 14 most active companies in this area. The fast-growing Maeda Kosen Co., Ltd., harbin railway technical college, Xijing University take 22.22% of patent filing during this period.
harbin railway technical college
Heilongjiang Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Zhejiang Industrial Polytechnic
Zhejiang Sheng, China
Patent: 1
Guangzhou Chanxin Biotechnology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Ningxia Zhongke Skyline Lightning Protection Research Institute Co., Ltd.
Ningxia Huizi Zizhiqu, China
Patent: 1
Chongqing Transportation Vocational College
Chongqing Shi, China
Patent: 1
Sichuan Transportation Vocational and Technical College
Sichuan Sheng, China
Patent: 1
Hunan Yachen Construction Technology Co., Ltd.
Hunan Sheng, China
Patent: 1
With the analysis among related 18 patents in last 5 years, we discover 12 new entrants. Hunan Yachen Construction Technology Co., Ltd., harbin railway technical college, Xijing University are the most active new entrants in this area.
Hunan Yachen Construction Technology Co., Ltd.
Hunan Sheng, China
Patent: 1
harbin railway technical college
Heilongjiang Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Guizhou Sheng, China
Patent: 1
Zhejiang Industrial Polytechnic
Zhejiang Sheng, China
Patent: 1
Guangzhou Chanxin Biotechnology Co., Ltd.
Guangdong Sheng, China
Patent: 1
Ningxia Zhongke Skyline Lightning Protection Research Institute Co., Ltd.
Ningxia Huizi Zizhiqu, China
Patent: 1
Beijing Hbp Energy Source Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Chongqing Transportation Vocational College
Chongqing Shi, China
Patent: 1
Sichuan Transportation Vocational and Technical College
Sichuan Sheng, China
Patent: 1
With the analysis among 13 patents, we discovered top 6 universities and scientific research institutions by total patent application. Guizhou University, North University of China, China Three Gorges University are dominant in this area. They take 23.08% of the total patent filing.
Guizhou Sheng, China
Patent: 1
North University of China
Shanxi Sheng, China
Patent: 1
China Three Gorges University
Hubei Sheng, China
Patent: 1
Southern Taiwan University of Science & Technology
Heilongjiang University of Science & Technology
Heilongjiang Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1