With the analysis among 147 patents, we discovered top 77 key players by total patent application. Aquaintec Corp., Henan Water Conservancy Surveying and Designing Research Co.,Ltd., Proterial Ltd. are dominant in this area. They take 27.89% of the total patent filing.
Shizuoka-ken, Japan
Patent: 24
Henan Water Conservancy Surveying and Designing Research Co.,Ltd.
Henan Sheng, China
Patent: 6
Chiba-ken, Japan
Patent: 3
Exxonmobil Upstream Research Co.
Texas, United States
Patent: 3
Wuhan Shengyu Drainage System Co., Ltd.
Hubei Sheng, China
Patent: 3
Shizuoka-ken, Japan
Patent: 2
China Railway Urban Construction Group Co., Ltd.
Hunan Sheng, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Imperial Oil Resources Ltd.
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With the analysis among related 71 patents applied in the last 5 years. We discover 45 most active companies in this area. The fast-growing Henan Water Conservancy Surveying and Designing Research Co.,Ltd., Aquaintec Corp., Imperial Oil Resources Ltd. take 18.31% of patent filing during this period.
Henan Water Conservancy Surveying and Designing Research Co.,Ltd.
Henan Sheng, China
Patent: 6
Shizuoka-ken, Japan
Patent: 5
Imperial Oil Resources Ltd.
Exxonmobil Upstream Research Co.
Texas, United States
Patent: 2
China Railway Urban Construction Group Co., Ltd.
Hunan Sheng, China
Patent: 2
Qingdao PetroChina Geotechnical Engineering Co., Ltd.
Shandong Sheng, China
Patent: 1
Changsha Hasky Enviromental Protecyion Science Technology Deve
Hunan Sheng, China
Patent: 1
Yunnan Dahongshan Tunnel Co. Ltd.
Yunnan Sheng, China
Patent: 1
Jiangsu Zhongyan Testing Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
With the analysis among related 71 patents in last 5 years, we discover 42 new entrants. Henan Water Conservancy Surveying and Designing Research Co.,Ltd., Imperial Oil Resources Ltd., China Railway Urban Construction Group Co., Ltd. are the most active new entrants in this area.
Henan Water Conservancy Surveying and Designing Research Co.,Ltd.
Henan Sheng, China
Patent: 6
Imperial Oil Resources Ltd.
China Railway Urban Construction Group Co., Ltd.
Hunan Sheng, China
Patent: 2
Qingdao PetroChina Geotechnical Engineering Co., Ltd.
Shandong Sheng, China
Patent: 1
Changsha Hasky Enviromental Protecyion Science Technology Deve
Hunan Sheng, China
Patent: 1
Yunnan Dahongshan Tunnel Co. Ltd.
Yunnan Sheng, China
Patent: 1
Jiangsu Zhongyan Testing Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Henan Juyan Material Technology Co., Ltd.
Henan Sheng, China
Patent: 1
State Grid Xinyuan Co., Ltd.
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
With the analysis among 6 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Guangdong Sheng, China
Patent: 1
Jiyuan Vocational & Technical College
Henan Sheng, China
Patent: 1