With the analysis among 109 patents, we discovered top 78 key players by total patent application. Chevron, Inc., L'Air Liquide SA, Logined BV are dominant in this area. They take 26.61% of the total patent filing.
Pennsylvania, United States
Patent: 14
Texas, United States
Patent: 5
Services Petroliers Schlumberger SA
Schlumberger Technologies, Inc.
New Jersey, United States
Patent: 4
North Dakota, United States
Patent: 2
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With the analysis among related 26 patents applied in the last 5 years. We discover 26 most active companies in this area. The fast-growing University of Science & Technology of China, Hefei Chengong Technology Co., Ltd., Southwest Petroleum University take 23.08% of patent filing during this period.
University of Science & Technology of China
Anhui Sheng, China
Patent: 2
Hefei Chengong Technology Co., Ltd.
Anhui Sheng, China
Patent: 2
Southwest Petroleum University
Sichuan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Changzhou Qingzhong Fan Manufacturing Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute
Shandong Sheng, China
Patent: 1
Shanghai Ruiyou Environmental Engineering Technology Co., Ltd.
Shanghai Shi, China
Patent: 1
Qingdao Stronda Environmental Protection Technology Co., Ltd.
Shandong Sheng, China
Patent: 1
Tianjin Huakan Environmental Protection Technology Co., Ltd.
Tianjin Shi, China
Patent: 1
Liaoning Rightleder Environmental Engineering Co., Ltd.
Liaoning Sheng, China
Patent: 1
With the analysis among related 26 patents in last 5 years, we discover 22 new entrants. Hefei Chengong Technology Co., Ltd., University of Science & Technology of China, Changzhou Qingzhong Fan Manufacturing Co., Ltd. are the most active new entrants in this area.
Hefei Chengong Technology Co., Ltd.
Anhui Sheng, China
Patent: 2
University of Science & Technology of China
Anhui Sheng, China
Patent: 2
Changzhou Qingzhong Fan Manufacturing Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Sinopec Corp. Shengli Oilfield Branch Exploration and Development Research Institute
Shandong Sheng, China
Patent: 1
Shanghai Ruiyou Environmental Engineering Technology Co., Ltd.
Shanghai Shi, China
Patent: 1
Yueyang Kaida Technology Development Co., Ltd.
Hunan Sheng, China
Patent: 1
Institute of Geochemistry, Chinese Academy of Sciences
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Patent: 1
Jiangsu Province Yaxing Anchor Chain Co. Ltd.
Jiangsu Sheng, China
Patent: 1
Qingdao Stronda Environmental Protection Technology Co., Ltd.
Shandong Sheng, China
Patent: 1
Hangzhou Kechuang Environmental Engineering Co., Ltd.
Zhejiang Sheng, China
Patent: 1
With the analysis among 33 patents, we discovered top 18 universities and scientific research institutions by total patent application. Southwest Petroleum University, Guangxi Normal University, Southeast University are dominant in this area. They take 27.27% of the total patent filing.
Southwest Petroleum University
Sichuan Sheng, China
Patent: 3
Guangxi Normal University
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 2
University of Science & Technology of China
Anhui Sheng, China
Patent: 2
Swiss Federal Institute of Technology Zurich
ZURICH, Switzerland
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing University of Technology
Beijing Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Hubei Sheng, China
Patent: 1