With the analysis among 840 patents, we discovered top 478 key players by total patent application. Panasonic Homes Co., Ltd., Sekisui Chemical Co., Ltd., Acergy France SAS are dominant in this area. They take 5.24% of the total patent filing.
Panasonic Homes Co., Ltd.
Osaka-fu, Japan
Patent: 28
Sekisui Chemical Co., Ltd.
Admiral Composite Technologies, Inc.
Subsea 7 do Brasil Serviços Ltda.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 7
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 6
Mitsubishi Electric Corp.
Guangzhou Metro Design & Research Institute Co., Ltd.
Guangdong Sheng, China
Patent: 5
Jiangyin Jingcheng Glass Co., Ltd.
Jiangsu Sheng, China
Patent: 5
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
GAC Aion New Energy Automobile Co., Ltd.
Guangdong Sheng, China
Patent: 1
With the analysis among related 479 patents applied in the last 5 years. We discover 385 most active companies in this area. The fast-growing Powerchina Huadong Engineering Corp. Ltd., Yunxiao Changshan Huacheng Electromechanical Industry Co., Ltd., China Railway Fourth Bureau Group Co., Ltd. take 2.51% of patent filing during this period.
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 5
Yunxiao Changshan Huacheng Electromechanical Industry Co., Ltd.
Fujian Sheng, China
Patent: 4
China Railway Fourth Bureau Group Co., Ltd.
Anhui Sheng, China
Patent: 3
China Railway No. 3 Engineering Group Co., Ltd.
Shanxi Sheng, China
Patent: 3
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 3
Hunan Sany Medium Hoisting Machinery Co., Ltd.
Hunan Sheng, China
Patent: 3
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 3
China First Metallurgical Construction Co., Ltd.
Hubei Sheng, China
Patent: 3
China Construction Eighth Engineering Division Corp. Ltd.
Shanghai Shi, China
Patent: 3
The 54th Research Institute of China Electronics Technology Group Corporation
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Patent: 3
With the analysis among related 479 patents in last 5 years, we discover 349 new entrants. Yunxiao Changshan Huacheng Electromechanical Industry Co., Ltd., China First Metallurgical Construction Co., Ltd., China Construction Eighth Engineering Division Corp. Ltd. are the most active new entrants in this area.
Yunxiao Changshan Huacheng Electromechanical Industry Co., Ltd.
Fujian Sheng, China
Patent: 4
China First Metallurgical Construction Co., Ltd.
Hubei Sheng, China
Patent: 3
China Construction Eighth Engineering Division Corp. Ltd.
Shanghai Shi, China
Patent: 3
The 54th Research Institute of China Electronics Technology Group Corporation
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Patent: 3
China Railway Fourth Group Second Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Chengdu Architectural Design&Research Institute
Sichuan Sheng, China
Patent: 3
Beijing Municipal Construction Group Co., Ltd.
Beijing Shi, China
Patent: 3
Hunan Sany Medium Hoisting Machinery Co., Ltd.
Hunan Sheng, China
Patent: 3
China Railway Design Group Co., Ltd.
Tianjin Shi, China
Patent: 3
China Railway Eryuan Engineering Group Co., Ltd.
Sichuan Sheng, China
Patent: 3
With the analysis among 102 patents, we discovered top 45 universities and scientific research institutions by total patent application. Tongji University, Shanghai Jiao Tong University, Hunan University are dominant in this area. They take 9.80% of the total patent filing.
Shanghai Shi, China
Patent: 4
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 3
Hunan Sheng, China
Patent: 3
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 3
Jilin Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Beijing University of Technology
Beijing Shi, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Beijing Forestry University
Beijing Shi, China
Patent: 2
Jiangsu Sheng, China
Patent: 2