With the analysis among 303 patents, we discovered top 267 key players by total patent application. Powerchina Huadong Engineering Corp. Ltd., Shanghai Municipal Engineering Design Inst (Group) Co., Ltd., China Construction Eighth Engineering Division Corp. Ltd. are dominant in this area. They take 5.61% of the total patent filing.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 8
Shanghai Municipal Engineering Design Inst (Group) Co., Ltd.
Shanghai Shi, China
Patent: 5
China Construction Eighth Engineering Division Corp. Ltd.
Shanghai Shi, China
Patent: 4
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 4
China Road & Bridge Engineering Co. Ltd.
Beijing Shi, China
Patent: 4
Nanjing Guangyuan Municipal Design Co., Ltd.
Jiangsu Sheng, China
Patent: 4
ChangJiang Survey, Planning, Design and Research Co., Ltd
Hubei Sheng, China
Patent: 4
State Grid Corp. of China
Beijing Shi, China
Patent: 3
China Railway Sixth Group Co. Ltd.
Beijing Shi, China
Patent: 3
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With the analysis among related 227 patents applied in the last 5 years. We discover 201 most active companies in this area. The fast-growing Powerchina Huadong Engineering Corp. Ltd., Yellow River Reconnaissance Planning & Design Co. Ltd., Nanjing Guangyuan Municipal Design Co., Ltd. take 5.73% of patent filing during this period.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 5
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 4
Nanjing Guangyuan Municipal Design Co., Ltd.
Jiangsu Sheng, China
Patent: 4
China Road & Bridge Engineering Co. Ltd.
Beijing Shi, China
Patent: 4
China Railway Fourth Bureau Group Co., Ltd.
Anhui Sheng, China
Patent: 3
Shenzhen Comprehensive Transportation and Municipal Engineering Design and Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
Sinohydro Bureau 11 Co., Ltd.
Henan Sheng, China
Patent: 3
National Nuclear Power Planning and Design Institute Chongqing Co., Ltd.
Chongqing Shi, China
Patent: 3
China Railway Sixth Group Co. Ltd.
Beijing Shi, China
Patent: 3
With the analysis among related 227 patents in last 5 years, we discover 188 new entrants. Yellow River Reconnaissance Planning & Design Co. Ltd., Nanjing Guangyuan Municipal Design Co., Ltd., China Road & Bridge Engineering Co. Ltd. are the most active new entrants in this area.
Yellow River Reconnaissance Planning & Design Co. Ltd.
Henan Sheng, China
Patent: 4
Nanjing Guangyuan Municipal Design Co., Ltd.
Jiangsu Sheng, China
Patent: 4
China Road & Bridge Engineering Co. Ltd.
Beijing Shi, China
Patent: 4
Sinohydro Bureau 11 Co., Ltd.
Henan Sheng, China
Patent: 3
China Railway Fourth Bureau Group Co., Ltd.
Anhui Sheng, China
Patent: 3
National Nuclear Power Planning and Design Institute Chongqing Co., Ltd.
Chongqing Shi, China
Patent: 3
Shenzhen Comprehensive Transportation and Municipal Engineering Design and Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 3
China Railway Sixth Group Co. Ltd.
Beijing Shi, China
Patent: 3
China Power Construction Eleventh Bureau Engineering Co., Ltd.
Henan Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 3
With the analysis among 55 patents, we discovered top 21 universities and scientific research institutions by total patent application. Zhejiang University City College, Zhejiang University, Tongji University are dominant in this area. They take 16.36% of the total patent filing.
Zhejiang University City College
Zhejiang Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Beijing Jiaotong University
Beijing Shi, China
Patent: 2
Hefei University of Technology
Anhui Sheng, China
Patent: 2
Wuhan University of Technology
Hubei Sheng, China
Patent: 2
Southwest Petroleum University
Sichuan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 1